{"url_path":"/sec/ix/10-k/2026/cover-page","section_key":"cover-page","section_title":"Cover Page","topic":"sec","document":{"doc_type":"20-F","doc_date":"2026-06-22","source_url":"https://www.sec.gov/Archives/edgar/data/1070304/0001193125-26-276640-index.html","accession_number":"0001193125-26-276640","cik":"0001070304","ticker":"IX","issuer_name":"ORIX CORP","edgar_url":"https://www.sec.gov/Archives/edgar/data/1070304/0001193125-26-276640-index.html","primary_entity_key":"0001070304","primary_entity_name":"ORIX CORP"},"word_count":18273,"has_tables":true,"body_markdown":"ANNUAL REPORT\n\n##### Table of Contents\n\nIncreases resulting from an acquisition of a subsidiary and insurance contracts ceded to reinsurance companies are included.“Included in earnings” in the above table includes changes in the fair value of reinsurance contracts recorded in “Life insurance costs” and reinsurance premiums, net of reinsurance benefits received, recorded in “Life insurance premiums and related investment income.”Principally, gains and losses from available-for-sale debt securities are included in “Finance revenues (including interest under the amortized cost method and principal plus interest)”, “Gains on investment securities and dividends”, “Write-downs of securities” or “Life insurance premiums and related investment income”; equity securities are included in “Gains on investment securities and dividends” and “Life insurance premiums and related investment income” and loans held for sale, derivative assets and liabilities (net), and accounts payable are included in “Other (income) and expense” respectively.Decreases resulting from the receipts of reimbursements for benefits, and decreases resulting from insurance payouts to variable annuity and variable life policyholders due to death, surrender and maturity of the investment period are included.“Included in earnings” in the above table is recorded in “Life insurance costs” and includes changes in the fair value of policy liabilities and policy account balances resulting from gains or losses on the underlying investment assets managed on behalf of variable annuity and variable life policyholders, and the changes in the minimum guarantee risks relating to variable annuity and variable life insurance contracts as well as insurance costs recognized for insurance and annuity payouts as a result of insured events. For the information about policy account balances for variable annuity and variable life insurance contracts and market risk benefits as of and for the fiscal year ended March 31, 2025 and 2026, see Note 24 “Long-Duration Insurance Contracts Relating to Life Insurance Operations.”Other revenues include revenues that are not in the scope of revenue from contracts with customers, such as life insurance premiums and related investment income, operating leases, finance revenues that include interest income, and others.Unrealized gains and losses from loans held for sale are included in “Net change of foreign currency translation adjustments”, unrealized gains and losses from available-for-sale debt securities are included in “Net change of unrealized gains (losses) on investment in securities” and “Net change of foreign currency translation adjustments”, unrealized gains and losses from equity securities and derivative assets and liabilities (net) are included mainly in “Net change of foreign currency translation adjustments”, unrealized gains and losses from policy liabilities and policy account balances are included in “Net change of debt valuation adjustments.”, unrealized gains and losses from accounts payable are included in “Net change of foreign currency translation adjustments”.Futures and foreign exchange contracts in the above table include gains (losses) arising from futures and foreign exchange contracts held to economically hedge the minimum guarantee risk of variable annuity and variable life insurance contracts for fiscal 2025 (see Note 23 “Income and Expenses Relating to Life Insurance Operations”).The portion of gains (losses) recognized in income on derivative arising from foreign exchange contracts that represents interest rate adjustments is recognized as interest expense.Some lease contracts are subject to government assistance for the customers’ acquisition of leased assets, mainly for the purpose of environmental measures. This government assistance is accounted for as a reduction of lease receivables of lease contracts when the Company and its subsidiaries confirm receipt of cash. The amount of a reduction of lease receivables were ¥32,357 million and ¥31,482 million as of March 31, 2025 and 2026, respectively. Benefits of the government assistance are attributed to the customers by the reduced lease payments. Furthermore, remaining term of government assistance contracts ranges up to 13 years and 15 years as of March 31, 2025 and 2026, respectively. And when receiving the government assistance, restrictions mainly on disposal of property and duty of keeping documents occur for a certain period of time.The notional amounts of futures and foreign exchange contracts in the above table include futures contracts of ¥5,575 million and foreign exchange contracts of ¥2,205 million to economically hedge the minimum guarantee risk of variable annuity and variable life insurance contracts at March 31, 2025, respectively. Derivative assets in the above table include fair value of the futures and foreign exchange contracts before offsetting of ¥38 million and ¥38 million and derivative liabilities include fair value of the futures and foreign exchange contracts before offsetting of ¥57 million and ¥11 million at March 31, 2025, respectively.The notional amounts of futures and foreign exchange contracts in the above table include futures contracts of ¥1,741 million and foreign exchange contracts of ¥964 million to economically hedge the minimum guarantee risk of variable annuity and variable life insurance contracts at March 31, 2026, respectively. Derivative assets in the above table include fair value of the futures and foreign exchange contracts before offsetting of ¥47 million and ¥8 million and derivative liabilities include fair value of the futures and foreign exchange contracts before offsetting of ¥6 million and ¥23 million at March 31, 2026, respectively.Others include adjustments of reinsurance.In ORIX USA segment, there are no goodwill or intangible assets acquired in business combinations related to noncontrolling interests or redeemable noncontrolling interests. In ORIX Europe segment, goodwill and intangible assets acquired in business combinations related to noncontrolling interests amount to ¥7,182 million, and there are no goodwill or intangible assets related to redeemable noncontrolling interests.Other revenues are not in the scope of revenue from contracts with customers. The amount of assets under management of variable annuity and variable life insurance contracts included in equity securities were ¥132,313 million and ¥137,933 million as of March 31, 2025 and 2026, respectively. The amount of investment funds and others elected the fair value option included in equity securities were ¥24,960 million and ¥24,845 million as of March 31, 2025 and 2026, respectively.Other (net) includes foreign currency translation adjustments, decreases due to sale of ownership interest in subsidiaries and certain other reclassifications.A certain subsidiary elected the fair value option on certain loans held for sale. These loans are multi-family and seniors housing loans and are sold to Federal National Mortgage Association (“Fannie Mae”), Federal Home Loan Mortgage Corporation (“Freddie Mac”) and institutional investors. Included in “Other (income) and expense” in the consolidated statements of income were a gain of ¥428 million, a loss of ¥1,052 million and a loss of ¥4,142 million from the change in the fair value of the loans for fiscal 2024, 2025 and 2026, respectively. No gains or losses were recognized in earnings during fiscal 2024, 2025 and 2026 attributable to changes in instrument-specific credit risk. The amounts of aggregate unpaid principal balance and aggregate fair value of the loans held for sale as of March 31, 2025, were ¥98,135 million and ¥97,694 million, respectively, and the amount of the aggregate fair value was less than the amount of aggregate unpaid principal balance by ¥441 million. The amounts of aggregate unpaid principal balance and aggregate fair value of the loans held for sale as of March 31, 2026, were ¥79,364 million and ¥78,020 million, respectively, and the amount of the aggregate fair value was less than the amount of aggregate unpaid principal balance by ¥1,344 million. The amounts of aggregate unpaid principal balance and aggregate fair value of loans that are 90 days or more past due or, in non-accrual status as of March 31, 2025, were ¥17,098 million and ¥16,346 million, respectively, and the amount of the aggregate fair value was less than the amount of aggregate unpaid principal balance by ¥752 million. The amounts of aggregate unpaid principal balance and aggregate fair value of loans that are 90 days or more past due or, in non-accrual status as of March 31, 2026, were ¥9,858 million and ¥8,657 million, respectively, and the amount of the aggregate fair value was less than the amount of aggregate unpaid principal balance by ¥1,201 million.The amounts of investment funds measured at net asset value per share which are not included in the above tables were ¥118,666 million and ¥168,854 million as of March 31, 2025 and 2026, respectively.Certain subsidiaries elected the fair value option for certain investments in investment funds included in equity securities. Included in “Gains on investment securities and dividends” and “Life insurance premiums and related investment income” in the consolidated statements of income were gains of ¥3,269 million, ¥1,954 million and ¥1,038 million from the change in the fair value of those investments for fiscal 2024, 2025 and 2026, respectively. The amounts of aggregate fair value elected the fair value option were ¥24,960 million and ¥24,845 million as of March 31, 2025 and 2026, respectively.A certain subsidiary elected the fair value option for investments in foreign corporate debt securities included in available-for-sale debt securities. Included in “Gains on investment securities and dividends” in the consolidated statements of income were a loss of ¥399 million, gains of ¥441 million and ¥362 million from the change in the fair value of those investments for fiscal 2024, 2025 and 2026, respectively. The amounts of aggregate fair value elected the fair value option were ¥10,679 million and ¥11,927 million as of March 31, 2025 and 2026, respectively.A certain subsidiary elected the fair value option for investments in foreign government bond securities included in available-for-sale debt securities. Included in “Gains on investment securities and dividends” in the consolidated statements of income were losses of ¥6 million and ¥59 million, a gain of ¥137 million from the change in the fair value of those investments for fiscal 2024, 2025 and 2026, respectively. The amount of aggregate fair value elected the fair value option were ¥5,379 million and ¥3,024 million as of March 31, 2025 and 2026, respectively.Life insurance related investment income in fiscal 2024, 2025 and 2026 include net unrealized holding gains of ¥43,301 million, ¥2,577 million and ¥48,946 million on equity securities held as of March 31, 2024, 2025 and 2026, respectively.Certain subsidiaries elected the fair value option for certain reinsurance contracts held. The fair value of the reinsurance contracts elected for the fair value option in other assets were ¥2,586 million and ¥1,163 million as of March 31, 2025 and 2026, respectively. For the effect of changes in the fair value of those reinsurance contracts on earnings for fiscal 2024, 2025 and 2026, see Note 23 “Income and Expenses Relating to Life Insurance Operations.”It represents the amount offset under counterparty netting of derivative assets and liabilities.From fiscal 2026, cash payments for “income taxes, net” are disclosed in Note 16 of “Income Taxes”, due to the adoption of Accounting Standards Update 2023-09.Includes the outstanding balance of loans that were previously sold with a repurchase option and are recorded as assets for accounting purposes in accordance with ASC 860 (“Transfers and Servicing”.)Certain subsidiaries elected the fair value option for the entire variable annuity and variable life insurance contracts held. The fair value of the variable annuity and variable life insurance contracts elected for the fair value option in policy liabilities and policy account balances were ¥136,257 million and ¥138,027 million as of March 31, 2025 and 2026, respectively. For the effect of changes in the fair value of the variable annuity and variable life insurance contracts on earnings for fiscal 2024, 2025 and 2026, see Note 23 “Income and Expenses Relating to Life Insurance Operations.”Mainly the United StatesMainly Asia, Europe and AustralasiaThese funds invest approximately 70% in Japanese government bonds, and approximately 30% in Japanese corporate bonds. These funds include corporate bonds of ORIX Corporation in the amounts of ¥6 million at March 31, 2026.It represents the amount after offset under counterparty netting of derivative assets and liabilities. For the information of input level before netting, see Note 2 “Fair Value Measurements.”Gains from the disposition of real estate under operating leases included in operating lease revenues were ¥20,960 million, ¥31,965 million and ¥20,689 million, and gains from the disposition of operating lease assets other than real estate included in operating lease revenues were ¥32,481 million, ¥44,668 million and ¥49,426 million for fiscal 2024, 2025 and 2026, respectively.These funds invest in listed shares.Life insurance company general accounts are accounts with guaranteed capital and minimum interest rate, in which life insurance companies manage funds on several contracts.Others include derivative instruments held for hedging change in the fair value of equity securities, and short-term instruments.Others include unearned premiums and liabilities for unpaid claims.The amount of ¥118,666 million of investment funds measured at net asset value per share is not included.As of March 31, 2025, net unrealized gains (losses) on investment in securities contained ¥(61) million (net of tax of ¥16 million) of net unrealized gains (losses) in investment in securities related to available-for-sale debt securities with allowance for credit losses.As of March 31, 2025 and 2026, other deferred tax assets includes amounts related to net investment hedges of ¥96,778 million and ¥107,235 million.Other assets include cash and cash equivalents, restricted cash, allowance for credit losses, trade notes, accounts and other receivables, office facilities, loans to ORIX and its subsidiaries, and reinsurance recoverables.Since fiscal 2026, we have changed the disclosure of the breakdown of income taxes in accordance with the Accounting Standards Update.In ORIX USA segment, there are no goodwill or intangible assets acquired in business combinations related to noncontrolling interests or redeemable noncontrolling interests. In ORIX Europe segment, goodwill and intangible assets acquired in business combinations related to noncontrolling interests amount to ¥6,660 million, and there are no goodwill or intangible assets related to redeemable noncontrolling interests.The amount of ¥168,854 million of investment funds measured at net asset value per share is not included.These funds invest in listed shares including shares of ORIX Corporation in the amounts of ¥42 million at March 31, 2026.These funds invest approximately 100% in foreign government bonds.The balances related to enforceable master netting agreements or similar agreements which were not offset in the consolidated balance sheets.Represents amounts offset between derivative assets and liabilities with the same counterparty, as well as cash collateral offset against net derivatives under enforceable master netting agreements or similar agreements.As of March 31, 2026, net unrealized gains (losses) on investment in securities contained ¥(171) million (net of tax of ¥53 million) of net unrealized gains (losses) in investment in securities related to available-for-sale debt securities with allowance for credit losses.Unrealized changes in fair value of investments in equity securities have been included in “Net gains on investment securities.”The amount of other includes translation adjustment and the effect of changes in statutory tax rate.The amount of deduction includes benefits recognized in income tax expense, expiration of loss carryforwards and sales of subsidiaries. The amounts of benefits recognized in earnings due to the utilization of net operation loss carry forwards were ¥3,660 million in fiscal 2024, ¥3,380 million in fiscal 2025 and ¥1,877 million in fiscal 2026. The remaining amounts of benefits recognized in earnings were ¥3,613 million in fiscal 2024, ¥3,128 million in fiscal 2025 and ¥812 million in fiscal 2026.These funds invest in listed shares including shares of ORIX Corporation in the amounts of ¥30 million at March 31, 2025.These funds invest approximately 70% in Japanese government bonds, and approximately 30% in Japanese corporate bonds. These funds include corporate bonds of ORIX Corporation in the amounts of ¥7 million at March 31, 2025.Purchased loans represent loans with evidence of deterioration of credit quality since origination and for which it is probable at acquisition that collection of all contractually required payments from the debtors is unlikely.Maximum exposure to loss includes remaining balance of commitments that could require the Company and its subsidiaries to provide investments or loans to the VIE.The assets of most VIEs are used only to repay the liabilities of the VIEs, and the creditors of the liabilities of most VIEs have no recourse to other assets of the Company and its subsidiaries.The assets are pledged as collateral by VIE for financing of the VIE.This item represents remaining balance of commitments that could require the Company and its subsidiaries to provide investments or loans to the VIE.In ORIX USA segment, there are no goodwill or intangible assets acquired in business combinations related to noncontrolling interests. Goodwill and intangible assets acquired in business combinations related to redeemable noncontrolling interests amount to ¥47,981 million. In ORIX Europe segment, goodwill and intangible assets acquired in business combinations related to noncontrolling interests amount to ¥7,196 million, and there are no goodwill or intangible assets related to redeemable noncontrolling interests.Futures and foreign exchange contracts in the above table include gains (losses) arising from futures and foreign exchange contracts held to economically hedge the minimum guarantee risk of variable annuity and variable life insurance contracts for fiscal 2024 (see Note 23 “Income and Expenses Relating to Life Insurance Operations”).Futures and foreign exchange contracts in the above table include gains (losses) arising from futures and foreign exchange contracts held to economically hedge the minimum guarantee risk of variable annuity and variable life insurance contracts for fiscal 2026 (see Note 23 “Income and Expenses Relating to Life Insurance Operations”).The allowance for off-balance sheet credit exposure were ¥5,116 million, ¥9,766 million and ¥17,676 million as of March 31, 2024, 2025 and 2026, respectively, and the amounts are recorded in “Other liabilities” on the consolidated balance sheets. For further information, see Note 31 “Commitments, Guarantees and Contingent Liabilities.”The allowance for available-for-sale debt securities were ¥634 million ¥670 million and ¥3,505 million as of March 31, 2024, 2025 and 2026, respectively, and the amounts are recorded as a reduction in “Investments in securities” on the consolidated balance sheets. For further information, see Note 9 “Investment in Securities.” 0001070304 2026-03-31 0001070304 2025-03-31 0001070304 2025-04-01 2026-03-31 0001070304 2023-04-01 2024-03-31 0001070304 2024-04-01 2025-03-31 0001070304 2024-03-31 0001070304 2023-03-31 0001070304 ck0001070304:OperatingLeaseInvestmentsMember us-gaap:TransportationEquipmentMember 2026-03-31 0001070304 ck0001070304:OperatingLeaseInvestmentsMember ck0001070304:MeasuringAndInformationRelatedEquipmentMember 2026-03-31 0001070304 ck0001070304:OperatingLeaseInvestmentsMember 2026-03-31 0001070304 ck0001070304:OperatingLeaseInvestmentsMember ck0001070304:OtherLeasedEquipmentAndPropertyMember 2026-03-31 0001070304 ck0001070304:OperatingLeaseInvestmentsMember ck0001070304:RealEstateAssetMember 2026-03-31 0001070304 ck0001070304:ViesForInvestmentInSecuritiesMember us-gaap:VariableInterestEntityPrimaryBeneficiaryMember ck0001070304:ConsolidatedViesMember 2026-03-31 0001070304 ck0001070304:SecuritizingFinancialAssetsMember us-gaap:VariableInterestEntityPrimaryBeneficiaryMember ck0001070304:ConsolidatedViesMember 2026-03-31 0001070304 ck0001070304:SecuritizationOfLoansReceivableOriginatedByThirdPartiesMember us-gaap:VariableInterestEntityPrimaryBeneficiaryMember ck0001070304:ConsolidatedViesMember 2026-03-31 0001070304 ck0001070304:AcquisitionOfRealEstateAndRealEstateDevelopmentProjectsForCustomersMember us-gaap:VariableInterestEntityPrimaryBeneficiaryMember ck0001070304:ConsolidatedViesMember 2026-03-31 0001070304 ck0001070304:AcquisitionOfRealEstateForCompanyAndItsSubsidiariesRealEstateRelatedBusinessMember us-gaap:VariableInterestEntityPrimaryBeneficiaryMember ck0001070304:ConsolidatedViesMember 2026-03-31 0001070304 ck0001070304:CorporateRehabilitationSupportBusinessMember us-gaap:VariableInterestEntityPrimaryBeneficiaryMember ck0001070304:ConsolidatedViesMember 2026-03-31 0001070304 us-gaap:VariableInterestEntityPrimaryBeneficiaryMember ck0001070304:ConsolidatedViesMember 2026-03-31 0001070304 ck0001070304:OtherVIEsMember us-gaap:VariableInterestEntityPrimaryBeneficiaryMember ck0001070304:ConsolidatedViesMember 2026-03-31 0001070304 ck0001070304:PowerGenerationBusinessesMember us-gaap:VariableInterestEntityPrimaryBeneficiaryMember ck0001070304:ConsolidatedViesMember 2026-03-31 0001070304 ck0001070304:NonConsolidatedViesMember us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember 2026-03-31 0001070304 ck0001070304:OtherVIEsMember ck0001070304:NonConsolidatedViesMember us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember 2026-03-31 0001070304 ck0001070304:CorporateRehabilitationSupportBusinessMember ck0001070304:NonConsolidatedViesMember us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember 2026-03-31 0001070304 ck0001070304:AcquisitionOfRealEstateForCompanyAndItsSubsidiariesRealEstateRelatedBusinessMember ck0001070304:NonConsolidatedViesMember us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember 2026-03-31 0001070304 ck0001070304:AcquisitionOfRealEstateAndRealEstateDevelopmentProjectsForCustomersMember ck0001070304:NonConsolidatedViesMember us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember 2026-03-31 0001070304 ck0001070304:PowerGenerationBusinessesMember ck0001070304:NonConsolidatedViesMember us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember 2026-03-31 0001070304 ck0001070304:SecuritizationOfLoansReceivableOriginatedByThirdPartiesMember ck0001070304:NonConsolidatedViesMember us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember 2026-03-31 0001070304 ck0001070304:SecuritizingFinancialAssetsMember ck0001070304:NonConsolidatedViesMember us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember 2026-03-31 0001070304 ck0001070304:ViesForInvestmentInSecuritiesMember ck0001070304:NonConsolidatedViesMember us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember 2026-03-31 0001070304 ck0001070304:SubordinatedSyndicatedLoanMember 2026-03-31 0001070304 ck0001070304:UnsecuredSubordinatedDebtMember 2026-03-31 0001070304 us-gaap:ForeignPlanMember 2026-03-31 0001070304 country:JP 2026-03-31 0001070304 ck0001070304:JapaneseGovernmentBondSecuritiesMember 2026-03-31 0001070304 ck0001070304:JapaneseCorporateBondsSecuritiesMember 2026-03-31 0001070304 ck0001070304:ForeignGovernmentBondsMember 2026-03-31 0001070304 ck0001070304:O2025ADividendsMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsNonrecurringMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsNonrecurringMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsNonrecurringMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsNonrecurringMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputDiscountRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputDiscountRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputDiscountRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 ck0001070304:OtherGuaranteesMember 2026-03-31 0001070304 ck0001070304:RealEstateLoansMember 2026-03-31 0001070304 ck0001070304:TransferredLoansMember 2026-03-31 0001070304 ck0001070304:CorporateLoansMember 2026-03-31 0001070304 ck0001070304:OtherVIEsMember ck0001070304:NonConsolidatedViesMember 2026-03-31 0001070304 ck0001070304:ViesForInvestmentInSecuritiesMember ck0001070304:NonConsolidatedViesMember 2026-03-31 0001070304 ck0001070304:SecuritizingFinancialAssetsMember ck0001070304:NonConsolidatedViesMember 2026-03-31 0001070304 ck0001070304:SecuritizationOfLoansReceivableOriginatedByThirdPartiesMember ck0001070304:NonConsolidatedViesMember 2026-03-31 0001070304 ck0001070304:AcquisitionOfRealEstateAndRealEstateDevelopmentProjectsForCustomersMember ck0001070304:NonConsolidatedViesMember 2026-03-31 0001070304 ck0001070304:CorporateRehabilitationSupportBusinessMember ck0001070304:NonConsolidatedViesMember 2026-03-31 0001070304 ck0001070304:AcquisitionOfRealEstateForCompanyAndItsSubsidiariesRealEstateRelatedBusinessMember ck0001070304:NonConsolidatedViesMember 2026-03-31 0001070304 ck0001070304:PowerGenerationBusinessesMember ck0001070304:NonConsolidatedViesMember 2026-03-31 0001070304 ck0001070304:NonConsolidatedViesMember 2026-03-31 0001070304 us-gaap:EquitySecuritiesMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:CorporateDebtSecuritiesMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:CorporateDebtSecuritiesMember us-gaap:ValuationTechniqueConsensusPricingModelMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:CertainCorporateDebtSecuritiesMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherAssetBackedAndDebtSecuritiesMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember us-gaap:ValuationTechniqueConsensusPricingModelMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherAssetBackedAndDebtSecuritiesMember us-gaap:ValuationTechniqueConsensusPricingModelMember 2026-03-31 0001070304 ck0001070304:SecuredBorrowingsOnSecuritiesLendingTransactionsMember 2026-03-31 0001070304 ck0001070304:BankBorrowingsMember country:JP 2026-03-31 0001070304 us-gaap:CommercialPaperMember ck0001070304:OverseasMember 2026-03-31 0001070304 ck0001070304:BankBorrowingsMember ck0001070304:OverseasMember 2026-03-31 0001070304 us-gaap:DiscontinuedOperationsHeldforsaleMember ck0001070304:RealEstatePropertiesAndTransportationEquipmentsMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel3Member 2026-03-31 0001070304 us-gaap:FairValueInputsLevel2Member 2026-03-31 0001070304 us-gaap:FairValueInputsLevel1Member 2026-03-31 0001070304 us-gaap:EstimateOfFairValueFairValueDisclosureMember 2026-03-31 0001070304 us-gaap:CarryingReportedAmountFairValueDisclosureMember 2026-03-31 0001070304 us-gaap:BuildingMember ck0001070304:PropertyUnderFacilityOperationsMember srt:MaximumMember 2026-03-31 0001070304 ck0001070304:StructuresMember ck0001070304:PropertyUnderFacilityOperationsMember srt:MaximumMember 2026-03-31 0001070304 us-gaap:PropertyPlantAndEquipmentOtherTypesMember ck0001070304:PropertyUnderFacilityOperationsMember srt:MaximumMember 2026-03-31 0001070304 ck0001070304:BuildingsAndStructuresMember ck0001070304:OfficeFacilitiesMember srt:MaximumMember 2026-03-31 0001070304 us-gaap:MachineryAndEquipmentMember ck0001070304:OfficeFacilitiesMember srt:MaximumMember 2026-03-31 0001070304 us-gaap:TransportationEquipmentMember us-gaap:PropertySubjectToOperatingLeaseMember 2026-03-31 0001070304 ck0001070304:MeasuringAndInformationRelatedEquipmentMember us-gaap:PropertySubjectToOperatingLeaseMember 2026-03-31 0001070304 ck0001070304:RealEstateOtherThanLandMember us-gaap:PropertySubjectToOperatingLeaseMember 2026-03-31 0001070304 ck0001070304:OtherLeasedEquipmentAndPropertyMember us-gaap:PropertySubjectToOperatingLeaseMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember us-gaap:CorporateDebtSecuritiesMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember us-gaap:CorporateDebtSecuritiesMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember us-gaap:CorporateDebtSecuritiesMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:CorporateDebtSecuritiesMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember us-gaap:MortgageBackedSecuritiesMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember us-gaap:MortgageBackedSecuritiesMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:MortgageBackedSecuritiesMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember us-gaap:MortgageBackedSecuritiesMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember ck0001070304:JapaneseAndForeignGovernmentBondSecuritiesMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember ck0001070304:JapaneseAndForeignGovernmentBondSecuritiesMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember ck0001070304:JapaneseAndForeignGovernmentBondSecuritiesMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember ck0001070304:JapaneseAndForeignGovernmentBondSecuritiesMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember ck0001070304:OtherAssetBackedAndDebtSecuritiesMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember ck0001070304:OtherAssetBackedAndDebtSecuritiesMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember ck0001070304:OtherAssetBackedAndDebtSecuritiesMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember ck0001070304:OtherAssetBackedAndDebtSecuritiesMember 2026-03-31 0001070304 us-gaap:DerivativeFinancialInstrumentsAssetsMember 2026-03-31 0001070304 ck0001070304:OtherPlanAssetMember us-gaap:FairValueInputsLevel1Member ck0001070304:OtherInvestmentMember country:JP 2026-03-31 0001070304 ck0001070304:OtherPlanAssetMember ck0001070304:OtherInvestmentMember country:JP 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherThanJapanPooledDebtSecuritiesFundsMember country:JP 2026-03-31 0001070304 ck0001070304:OtherPlanAssetMember ck0001070304:LifeInsuranceCompanyGeneralAccountsMember country:JP 2026-03-31 0001070304 ck0001070304:OtherPlanAssetMember us-gaap:FairValueInputsLevel1Member ck0001070304:LifeInsuranceCompanyGeneralAccountsMember country:JP 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember us-gaap:FairValueInputsLevel2Member ck0001070304:OtherThanJapanPooledEquitySecuritiesFundsMember country:JP 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember ck0001070304:OtherThanJapanPooledDebtSecuritiesFundsMember country:JP 2026-03-31 0001070304 ck0001070304:OtherPlanAssetMember us-gaap:FairValueInputsLevel3Member ck0001070304:LifeInsuranceCompanyGeneralAccountsMember country:JP 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember us-gaap:FairValueInputsLevel2Member ck0001070304:OtherThanJapanPooledDebtSecuritiesFundsMember country:JP 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember us-gaap:FairValueInputsLevel1Member ck0001070304:OtherThanJapanPooledDebtSecuritiesFundsMember country:JP 2026-03-31 0001070304 ck0001070304:OtherPlanAssetMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherInvestmentMember country:JP 2026-03-31 0001070304 ck0001070304:OtherPlanAssetMember us-gaap:FairValueInputsLevel2Member ck0001070304:OtherInvestmentMember country:JP 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember us-gaap:FairValueInputsLevel2Member ck0001070304:JapanPooledEquitySecuritiesFundsMember country:JP 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember us-gaap:FairValueInputsLevel3Member ck0001070304:JapanPooledEquitySecuritiesFundsMember country:JP 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember ck0001070304:OtherThanJapanPooledEquitySecuritiesFundsMember country:JP 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember us-gaap:FairValueInputsLevel1Member ck0001070304:OtherThanJapanPooledEquitySecuritiesFundsMember country:JP 2026-03-31 0001070304 ck0001070304:OtherPlanAssetMember us-gaap:FairValueInputsLevel2Member ck0001070304:LifeInsuranceCompanyGeneralAccountsMember country:JP 2026-03-31 0001070304 us-gaap:FairValueInputsLevel1Member country:JP 2026-03-31 0001070304 us-gaap:FairValueInputsLevel2Member country:JP 2026-03-31 0001070304 us-gaap:FairValueInputsLevel3Member country:JP 2026-03-31 0001070304 ck0001070304:OtherPlanAssetMember us-gaap:FairValueInputsLevel3Member ck0001070304:LifeInsuranceCompanyGeneralAccountsMember us-gaap:ForeignPlanMember 2026-03-31 0001070304 ck0001070304:OtherPlanAssetMember us-gaap:FairValueInputsLevel2Member ck0001070304:LifeInsuranceCompanyGeneralAccountsMember us-gaap:ForeignPlanMember 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherThanJapanPooledEquitySecuritiesFundsMember us-gaap:ForeignPlanMember 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember us-gaap:FairValueInputsLevel2Member ck0001070304:OtherThanJapanPooledEquitySecuritiesFundsMember us-gaap:ForeignPlanMember 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember us-gaap:FairValueInputsLevel1Member ck0001070304:OtherThanJapanPooledEquitySecuritiesFundsMember us-gaap:ForeignPlanMember 2026-03-31 0001070304 ck0001070304:OtherPlanAssetMember ck0001070304:LifeInsuranceCompanyGeneralAccountsMember us-gaap:ForeignPlanMember 2026-03-31 0001070304 ck0001070304:OtherPlanAssetMember us-gaap:FairValueInputsLevel1Member ck0001070304:LifeInsuranceCompanyGeneralAccountsMember us-gaap:ForeignPlanMember 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember ck0001070304:OtherThanJapanPooledEquitySecuritiesFundsMember us-gaap:ForeignPlanMember 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember us-gaap:FairValueInputsLevel1Member ck0001070304:OtherThanJapanSharesMember us-gaap:ForeignPlanMember 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember ck0001070304:OtherThanJapanSharesMember us-gaap:ForeignPlanMember 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember ck0001070304:OtherThanJapanGovernmentBondsMember us-gaap:ForeignPlanMember 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherThanJapanSharesMember us-gaap:ForeignPlanMember 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember us-gaap:FairValueInputsLevel2Member ck0001070304:OtherThanJapanMunicipalBondsMember us-gaap:ForeignPlanMember 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember us-gaap:FairValueInputsLevel1Member ck0001070304:OtherThanJapanMunicipalBondsMember us-gaap:ForeignPlanMember 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember us-gaap:FairValueInputsLevel2Member ck0001070304:OtherThanJapanGovernmentBondsMember us-gaap:ForeignPlanMember 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherThanJapanMunicipalBondsMember us-gaap:ForeignPlanMember 2026-03-31 0001070304 ck0001070304:OtherPlanAssetMember us-gaap:FairValueInputsLevel1Member ck0001070304:OtherInvestmentMember us-gaap:ForeignPlanMember 2026-03-31 0001070304 ck0001070304:OtherPlanAssetMember us-gaap:FairValueInputsLevel2Member ck0001070304:OtherInvestmentMember us-gaap:ForeignPlanMember 2026-03-31 0001070304 ck0001070304:OtherPlanAssetMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherInvestmentMember us-gaap:ForeignPlanMember 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember us-gaap:FairValueInputsLevel2Member ck0001070304:OtherThanJapanSharesMember us-gaap:ForeignPlanMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel1Member us-gaap:ForeignPlanMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel2Member us-gaap:ForeignPlanMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:ForeignPlanMember 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember us-gaap:FairValueInputsLevel1Member ck0001070304:JapanPooledDebtSecuritiesFundsMember country:JP 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember us-gaap:FairValueInputsLevel2Member ck0001070304:JapanPooledDebtSecuritiesFundsMember country:JP 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember us-gaap:FairValueInputsLevel3Member ck0001070304:JapanPooledDebtSecuritiesFundsMember country:JP 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherThanJapanPooledEquitySecuritiesFundsMember country:JP 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember ck0001070304:JapanPooledDebtSecuritiesFundsMember country:JP 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember ck0001070304:JapanPooledEquitySecuritiesFundsMember country:JP 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember us-gaap:FairValueInputsLevel1Member ck0001070304:JapanPooledEquitySecuritiesFundsMember country:JP 2026-03-31 0001070304 ck0001070304:OtherPlanAssetMember ck0001070304:OtherInvestmentMember us-gaap:ForeignPlanMember 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherThanJapanGovernmentBondsMember us-gaap:ForeignPlanMember 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember ck0001070304:OtherThanJapanMunicipalBondsMember us-gaap:ForeignPlanMember 2026-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember us-gaap:FairValueInputsLevel1Member ck0001070304:OtherThanJapanGovernmentBondsMember us-gaap:ForeignPlanMember 2026-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember 2026-03-31 0001070304 us-gaap:CorporateMember 2026-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember 2026-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember 2026-03-31 0001070304 ck0001070304:InsuranceMember 2026-03-31 0001070304 ck0001070304:BankingAndCreditMember 2026-03-31 0001070304 ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2026-03-31 0001070304 ck0001070304:RealEstateSegmentMember 2026-03-31 0001070304 ck0001070304:AircraftAndShipsMember 2026-03-31 0001070304 ck0001070304:ORIXUsaMember 2026-03-31 0001070304 ck0001070304:OrixEuropeMember 2026-03-31 0001070304 ck0001070304:AsiaAndAustraliaMember 2026-03-31 0001070304 ck0001070304:SecuritizedLoansMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:CorporateDebtSecuritiesMember us-gaap:MeasurementInputDiscountRateMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:CorporateDebtSecuritiesMember us-gaap:MeasurementInputDiscountRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember us-gaap:MeasurementInputDiscountRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember us-gaap:MeasurementInputDiscountRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherAssetBackedAndDebtSecuritiesMember us-gaap:MeasurementInputDefaultRateMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherAssetBackedAndDebtSecuritiesMember us-gaap:MeasurementInputDefaultRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:CertainCorporateDebtSecuritiesMember us-gaap:MeasurementInputDiscountRateMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:CertainCorporateDebtSecuritiesMember us-gaap:MeasurementInputDiscountRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherAssetBackedAndDebtSecuritiesMember us-gaap:MeasurementInputDiscountRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherAssetBackedAndDebtSecuritiesMember us-gaap:MeasurementInputDiscountRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherAssetBackedAndDebtSecuritiesMember us-gaap:MeasurementInputDiscountRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:CorporateDebtSecuritiesMember ck0001070304:MeasurementInputEquityVolatilityMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:CorporateDebtSecuritiesMember ck0001070304:MeasurementInputEquityVolatilityMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember us-gaap:MeasurementInputDiscountRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 ck0001070304:LoansHeldForSaleMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember 2026-03-31 0001070304 ck0001070304:LoansHeldForSaleMember us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsMember ck0001070304:MarketMultiplesMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsMember us-gaap:ValuationTechniqueConsensusPricingModelMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:CertainInvestmentFundsMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember 2026-03-31 0001070304 ck0001070304:TBInvestmentLimitedPartnershipMember 2026-03-31 0001070304 ck0001070304:KansaiAirportsMember 2026-03-31 0001070304 ck0001070304:DocomoFinanceIncMember 2026-03-31 0001070304 ck0001070304:AvolonHoldingsMember 2026-03-31 0001070304 us-gaap:AssetPledgedAsCollateralMember 2026-03-31 0001070304 us-gaap:ForeignExchangeContractMember ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember 2026-03-31 0001070304 us-gaap:FutureMember ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember 2026-03-31 0001070304 ck0001070304:TBInvestmentLimitedPartnershipMember 2026-03-31 0001070304 us-gaap:EquityMethodInvestmentNonconsolidatedInvesteeOtherMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsMember ck0001070304:MeasurementInputEvLastTwelveMonthsEbitdaMember srt:MinimumMember ck0001070304:MarketMultiplesMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsMember ck0001070304:MeasurementInputEvLastTwelveMonthsEbitdaMember srt:MaximumMember ck0001070304:MarketMultiplesMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsMember ck0001070304:MeasurementInputEvLastTwelveMonthsEbitdaMember srt:WeightedAverageMember ck0001070304:MarketMultiplesMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsMember ck0001070304:EvnextTwelveMonthsEbitdaMultipleMember srt:MinimumMember ck0001070304:MarketMultiplesMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsMember ck0001070304:EvnextTwelveMonthsEbitdaMultipleMember srt:MaximumMember ck0001070304:MarketMultiplesMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsMember ck0001070304:EvnextTwelveMonthsEbitdaMultipleMember srt:WeightedAverageMember ck0001070304:MarketMultiplesMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:CertainInvestmentFundsMember us-gaap:MeasurementInputDiscountRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:CertainInvestmentFundsMember us-gaap:MeasurementInputDiscountRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:CertainInvestmentFundsMember us-gaap:MeasurementInputDiscountRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:ForeignExchangeFutureMember us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 us-gaap:CurrencySwapMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 us-gaap:CurrencySwapMember us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 us-gaap:ForeignExchangeFutureMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 us-gaap:ForeignExchangeFutureMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 us-gaap:ForeignExchangeFutureMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 us-gaap:InterestRateSwapMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 us-gaap:InterestRateSwapMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 us-gaap:InterestRateSwapMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 us-gaap:CurrencySwapMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 us-gaap:CurrencySwapMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 us-gaap:InterestRateSwapMember us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 ck0001070304:OfficeFacilitiesMember 2026-03-31 0001070304 ck0001070304:PropertyUnderFacilityOperationsMember 2026-03-31 0001070304 ck0001070304:OtherAssetBackedAndDebtSecuritiesMember 2026-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember 2026-03-31 0001070304 ck0001070304:JapaneseAndForeignGovernmentBondSecuritiesMember ck0001070304:AllowanceForCreditLossesNotRecordedMember 2026-03-31 0001070304 ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember ck0001070304:AllowanceForCreditLossesNotRecordedMember 2026-03-31 0001070304 us-gaap:CorporateDebtSecuritiesMember ck0001070304:AllowanceForCreditLossesNotRecordedMember 2026-03-31 0001070304 ck0001070304:CommercialMortgageBackedSecuritiesAndResidentialMortgageBackedSecuritiesInAmericasMember ck0001070304:AllowanceForCreditLossesNotRecordedMember 2026-03-31 0001070304 ck0001070304:OtherAssetBackedAndDebtSecuritiesMember ck0001070304:AllowanceForCreditLossesNotRecordedMember 2026-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember ck0001070304:AllowanceForCreditLossesNotRecordedMember 2026-03-31 0001070304 ck0001070304:JapaneseAndForeignGovernmentBondSecuritiesMember 2026-03-31 0001070304 ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember 2026-03-31 0001070304 us-gaap:CorporateDebtSecuritiesMember 2026-03-31 0001070304 ck0001070304:CommercialMortgageBackedSecuritiesAndResidentialMortgageBackedSecuritiesInAmericasMember 2026-03-31 0001070304 ck0001070304:IntegratedResortDevelopmentMember 2026-03-31 0001070304 ck0001070304:CorporateLoansMember us-gaap:PerformanceGuaranteeMember 2026-03-31 0001070304 us-gaap:EquitySecuritiesMember country:JP 2026-03-31 0001070304 us-gaap:DebtSecuritiesMember country:JP 2026-03-31 0001070304 us-gaap:OtherAssetsMember country:JP 2026-03-31 0001070304 us-gaap:EquitySecuritiesMember ck0001070304:OtherForeignBenefitPlansMember 2026-03-31 0001070304 us-gaap:DebtSecuritiesMember ck0001070304:OtherForeignBenefitPlansMember 2026-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember 2026-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember 2026-03-31 0001070304 ck0001070304:UnsecuredBondMember 2026-03-31 0001070304 ck0001070304:UnsecuredNotesUnderMediumTermNoteProgramMember 2026-03-31 0001070304 ck0001070304:PayablesUnderSecuritizedLeaseReceivablesMember 2026-03-31 0001070304 ck0001070304:PayablesUnderSecuritizedLoanReceivablesAndInvestmentInSecuritiesMember 2026-03-31 0001070304 ck0001070304:BanksFixedRateMember 2026-03-31 0001070304 ck0001070304:BanksFloatingRateMember 2026-03-31 0001070304 ck0001070304:InsuranceCompaniesAndOthersFixedRateMember 2026-03-31 0001070304 ck0001070304:InsuranceCompaniesAndOthersFloatingRateMember 2026-03-31 0001070304 ck0001070304:OtherForeignBenefitPlansMember 2026-03-31 0001070304 us-gaap:CorporateNonSegmentMember 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember 2026-03-31 0001070304 us-gaap:IntersegmentEliminationMember 2026-03-31 0001070304 us-gaap:InterestRateSwapMember us-gaap:NondesignatedMember 2026-03-31 0001070304 us-gaap:ForeignExchangeFutureMember us-gaap:DesignatedAsHedgingInstrumentMember 2026-03-31 0001070304 us-gaap:CurrencySwapMember us-gaap:DesignatedAsHedgingInstrumentMember 2026-03-31 0001070304 ck0001070304:ForeignExchangeLongTermDebtMember us-gaap:DesignatedAsHedgingInstrumentMember 2026-03-31 0001070304 us-gaap:InterestRateSwapMember us-gaap:DesignatedAsHedgingInstrumentMember 2026-03-31 0001070304 ck0001070304:OptionsHeldWrittenAndOtherMember us-gaap:DesignatedAsHedgingInstrumentMember 2026-03-31 0001070304 ck0001070304:CreditDerivativesHeldOrWrittenMember us-gaap:NondesignatedMember 2026-03-31 0001070304 us-gaap:ForeignExchangeFutureMember us-gaap:NondesignatedMember 2026-03-31 0001070304 ck0001070304:OptionsHeldWrittenAndOtherMember us-gaap:NondesignatedMember 2026-03-31 0001070304 us-gaap:DerivativeFinancialInstrumentsLiabilitiesMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:ConsumerCreditCardMember country:JP 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember country:JP 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember country:JP 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember ck0001070304:OverseasMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:CorporateRealEstateCompaniesLoansMember country:JP 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember country:JP 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember country:JP 2026-03-31 0001070304 ck0001070304:PurchasedLoanPortfolioSegmentMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:ConsumerRealEstateLoansMember country:JP 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OverseasMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OverseasMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:ConsumerRealEstateLoansMember ck0001070304:OverseasMember 2026-03-31 0001070304 ck0001070304:LoansToEquityMethodInvesteesMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:CorporateRealEstateCompaniesLoansMember ck0001070304:OverseasMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember ck0001070304:OverseasMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember country:JP 2026-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 ck0001070304:OptionsHeldWrittenAndOtherMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 ck0001070304:OptionsHeldWrittenAndOtherMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:ValuationTechniqueConsensusPricingModelMember 2026-03-31 0001070304 us-gaap:AvailableforsaleSecuritiesMember ck0001070304:ForeignGovernmentBondSecuritiesMember 2026-03-31 0001070304 us-gaap:AvailableforsaleSecuritiesMember us-gaap:ForeignCorporateDebtSecuritiesMember 2026-03-31 0001070304 ck0001070304:OptionsHeldWrittenAndOtherMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputDiscountRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 ck0001070304:OptionsHeldWrittenAndOtherMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputDiscountRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 ck0001070304:OptionsHeldWrittenAndOtherMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputDiscountRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputMortalityRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputLapseRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputLapseRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputLapseRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:AnnuitizationRateMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:AnnuitizationRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputDiscountRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputDiscountRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputDiscountRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputMortalityRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputMortalityRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:VariableInterestEntityPrimaryBeneficiaryMember 2026-03-31 0001070304 us-gaap:OtherAssetsMember ck0001070304:CreditDerivativesHeldOrWrittenMember us-gaap:NondesignatedMember 2026-03-31 0001070304 us-gaap:OtherAssetsMember us-gaap:CurrencySwapMember us-gaap:DesignatedAsHedgingInstrumentMember 2026-03-31 0001070304 us-gaap:OtherAssetsMember ck0001070304:ForeignExchangeLongTermDebtMember us-gaap:DesignatedAsHedgingInstrumentMember 2026-03-31 0001070304 us-gaap:OtherAssetsMember us-gaap:InterestRateSwapMember us-gaap:NondesignatedMember 2026-03-31 0001070304 us-gaap:OtherAssetsMember us-gaap:ForeignExchangeFutureMember us-gaap:DesignatedAsHedgingInstrumentMember 2026-03-31 0001070304 us-gaap:OtherAssetsMember us-gaap:InterestRateSwapMember us-gaap:DesignatedAsHedgingInstrumentMember 2026-03-31 0001070304 us-gaap:OtherAssetsMember ck0001070304:OptionsHeldWrittenAndOtherMember us-gaap:DesignatedAsHedgingInstrumentMember 2026-03-31 0001070304 us-gaap:OtherAssetsMember us-gaap:ForeignExchangeFutureMember us-gaap:NondesignatedMember 2026-03-31 0001070304 us-gaap:OtherAssetsMember ck0001070304:OptionsHeldWrittenAndOtherMember us-gaap:NondesignatedMember 2026-03-31 0001070304 ck0001070304:OperatingLeaseInvestmentsMember 2026-03-31 0001070304 ck0001070304:PropertyUnderFacilityOperationsMember 2026-03-31 0001070304 us-gaap:OfficeEquipmentMember 2026-03-31 0001070304 ck0001070304:InvestmentInSecuritiesMember 2026-03-31 0001070304 us-gaap:LongTermDebtMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsNonrecurringMember us-gaap:ValuationTechniqueConsensusPricingModelMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsNonrecurringMember us-gaap:CostApproachValuationTechniqueMember 2026-03-31 0001070304 us-gaap:OtherLiabilitiesMember us-gaap:InterestRateSwapMember us-gaap:DesignatedAsHedgingInstrumentMember 2026-03-31 0001070304 us-gaap:OtherLiabilitiesMember us-gaap:InterestRateSwapMember us-gaap:NondesignatedMember 2026-03-31 0001070304 us-gaap:OtherLiabilitiesMember ck0001070304:ForeignExchangeLongTermDebtMember us-gaap:DesignatedAsHedgingInstrumentMember 2026-03-31 0001070304 us-gaap:OtherLiabilitiesMember ck0001070304:CreditDerivativesHeldOrWrittenMember us-gaap:NondesignatedMember 2026-03-31 0001070304 us-gaap:OtherLiabilitiesMember ck0001070304:OptionsHeldWrittenAndOtherMember us-gaap:DesignatedAsHedgingInstrumentMember 2026-03-31 0001070304 us-gaap:OtherLiabilitiesMember us-gaap:ForeignExchangeFutureMember us-gaap:DesignatedAsHedgingInstrumentMember 2026-03-31 0001070304 us-gaap:OtherLiabilitiesMember us-gaap:CurrencySwapMember us-gaap:DesignatedAsHedgingInstrumentMember 2026-03-31 0001070304 us-gaap:OtherLiabilitiesMember us-gaap:ForeignExchangeFutureMember us-gaap:NondesignatedMember 2026-03-31 0001070304 us-gaap:OtherLiabilitiesMember ck0001070304:OptionsHeldWrittenAndOtherMember us-gaap:NondesignatedMember 2026-03-31 0001070304 ck0001070304:AutomobileServicesMember 2023-04-01 2026-03-31 0001070304 ck0001070304:SecuredByShareMember 2026-03-31 0001070304 ck0001070304:LoansAndLeasesReceivableCollateralForSecuredBorrowingsMember 2026-03-31 0001070304 ck0001070304:SecuredByEquityMethodInvestmentMember 2026-03-31 0001070304 ck0001070304:SecuredByLoansToSubsidiariesMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsNonrecurringMember us-gaap:MeasurementInputCapRateMember srt:MinimumMember us-gaap:CostApproachValuationTechniqueMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsNonrecurringMember us-gaap:MeasurementInputCapRateMember srt:MaximumMember us-gaap:CostApproachValuationTechniqueMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsNonrecurringMember us-gaap:MeasurementInputCapRateMember srt:WeightedAverageMember us-gaap:CostApproachValuationTechniqueMember 2026-03-31 0001070304 us-gaap:OtherLiabilitiesMember 2026-03-31 0001070304 country:JP ck0001070304:CorporatePortfolioSegmentMember ck0001070304:CorporateRealEstateCompaniesLoansMember us-gaap:NonperformingFinancingReceivableMember ck0001070304:OtherThanNonRecourseLoansMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:CorporateRealEstateCompaniesLoansMember us-gaap:PerformingFinancingReceivableMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember 2026-03-31 0001070304 ck0001070304:OverseasMember ck0001070304:CorporatePortfolioSegmentMember ck0001070304:CorporateRealEstateCompaniesLoansMember us-gaap:NonperformingFinancingReceivableMember ck0001070304:OtherThanNonRecourseLoansMember 2026-03-31 0001070304 country:JP ck0001070304:CorporatePortfolioSegmentMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember us-gaap:PerformingFinancingReceivableMember ck0001070304:OtherThanNonRecourseLoansMember 2026-03-31 0001070304 ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:CorporatePortfolioSegmentMember us-gaap:NonperformingFinancingReceivableMember ck0001070304:OtherThanNonRecourseLoansMember country:JP 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember us-gaap:PerformingFinancingReceivableMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember us-gaap:PerformingFinancingReceivableMember ck0001070304:NonRecourseLoansMember ck0001070304:OverseasMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember us-gaap:NonperformingFinancingReceivableMember ck0001070304:NonRecourseLoansMember ck0001070304:OverseasMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:CorporateRealEstateCompaniesLoansMember us-gaap:PerformingFinancingReceivableMember ck0001070304:OtherThanNonRecourseLoansMember country:JP 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember us-gaap:NonperformingFinancingReceivableMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember 2026-03-31 0001070304 ck0001070304:LoansToEquityMethodInvesteesMember us-gaap:PerformingFinancingReceivableMember 2026-03-31 0001070304 ck0001070304:LoansToEquityMethodInvesteesMember us-gaap:NonperformingFinancingReceivableMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:NonperformingFinancingReceivableMember ck0001070304:OtherConsumerLoanMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember us-gaap:PerformingFinancingReceivableMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember us-gaap:NonperformingFinancingReceivableMember 2026-03-31 0001070304 ck0001070304:PurchasedLoanPortfolioSegmentMember us-gaap:PerformingFinancingReceivableMember 2026-03-31 0001070304 ck0001070304:PurchasedLoanPortfolioSegmentMember us-gaap:NonperformingFinancingReceivableMember 2026-03-31 0001070304 country:JP ck0001070304:CorporatePortfolioSegmentMember us-gaap:PerformingFinancingReceivableMember ck0001070304:NonRecourseLoansMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:PerformingFinancingReceivableMember us-gaap:RealEstateMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:NonperformingFinancingReceivableMember us-gaap:RealEstateMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:PerformingFinancingReceivableMember ck0001070304:OtherConsumerLoanMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:NonperformingFinancingReceivableMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:PerformingFinancingReceivableMember 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember us-gaap:PerformingFinancingReceivableMember 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember us-gaap:NonperformingFinancingReceivableMember 2026-03-31 0001070304 country:JP ck0001070304:NetInvestmentInLeasesMember us-gaap:PerformingFinancingReceivableMember 2026-03-31 0001070304 country:JP ck0001070304:NetInvestmentInLeasesMember us-gaap:NonperformingFinancingReceivableMember 2026-03-31 0001070304 ck0001070304:OverseasMember ck0001070304:NetInvestmentInLeasesMember us-gaap:PerformingFinancingReceivableMember 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember us-gaap:NonperformingFinancingReceivableMember ck0001070304:OverseasMember 2026-03-31 0001070304 us-gaap:PerformingFinancingReceivableMember 2026-03-31 0001070304 us-gaap:NonperformingFinancingReceivableMember 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember country:JP 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember ck0001070304:FinancingReceivables30To89DaysPastDueMember ck0001070304:OverseasMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember ck0001070304:OverseasMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember ck0001070304:OverseasMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember ck0001070304:OverseasMember 2026-03-31 0001070304 us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember ck0001070304:OverseasMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateMember ck0001070304:FinancingReceivables30To89DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember ck0001070304:FinancingReceivables30To89DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember country:JP us-gaap:FinancialAssetPastDueMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember country:JP us-gaap:FinancialAssetPastDueMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember ck0001070304:OverseasMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember ck0001070304:FinancingReceivables30To89DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:FinancingReceivables30To89DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember ck0001070304:OverseasMember us-gaap:FinancialAssetPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP us-gaap:FinancialAssetPastDueMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP ck0001070304:CorporateRealEstateCompaniesLoansMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember ck0001070304:OverseasMember us-gaap:FinancialAssetPastDueMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember ck0001070304:OverseasMember us-gaap:FinancialAssetPastDueMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember us-gaap:FinancialAssetPastDueMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember country:JP us-gaap:FinancialAssetPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember country:JP us-gaap:FinancialAssetPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP us-gaap:FinancialAssetPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember ck0001070304:OverseasMember us-gaap:FinancialAssetPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember ck0001070304:OverseasMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember us-gaap:FinancialAssetPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:FinancingReceivables30To89DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember ck0001070304:FinancingReceivables30To89DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember country:JP us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember country:JP us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember country:JP us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember country:JP us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2026-03-31 0001070304 ck0001070304:LoansToEquityMethodInvesteesMember ck0001070304:FinancingReceivables30To89DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 ck0001070304:LoansToEquityMethodInvesteesMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 ck0001070304:LoansToEquityMethodInvesteesMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 ck0001070304:FinancingReceivables30To89DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember ck0001070304:FinancingReceivables30To89DaysPastDueMember country:JP us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember country:JP us-gaap:FinancialAssetPastDueMember 2026-03-31 0001070304 ck0001070304:LoansForWhichRealEstateIsReceivedAsCollateralMember ck0001070304:InstallmentLoansMember 2026-03-31 0001070304 ck0001070304:JapaneseCompaniesEquitySecuritiesMember 2026-03-31 0001070304 ck0001070304:CreditDerivativesWrittenMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 ck0001070304:CreditDerivativesWrittenMember us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 ck0001070304:CreditDerivativesWrittenMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 ck0001070304:CreditDerivativesWrittenMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 us-gaap:CorporateDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueOptionOtherEligibleItemsMember 2026-03-31 0001070304 us-gaap:EquitySecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueOptionOtherEligibleItemsMember 2026-03-31 0001070304 ck0001070304:JapaneseAndForeignGovernmentBondSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueOptionOtherEligibleItemsMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsNonrecurringMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsNonrecurringMember us-gaap:MeasurementInputDiscountRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsNonrecurringMember us-gaap:MeasurementInputDiscountRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsNonrecurringMember us-gaap:MeasurementInputDiscountRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 ck0001070304:OtherFinancialAssetsMeasuredAtAmortizedCostMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateMember country:JP 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember country:JP 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateMember ck0001070304:OverseasMember 2026-03-31 0001070304 ck0001070304:InstallmentLoansNetAndInvestmentInLeasesMember 2026-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2026-03-31 0001070304 ck0001070304:OfficersCompensationBoardIncentivePlanMember 2026-03-31 0001070304 srt:MaximumMember 2026-03-31 0001070304 us-gaap:CreditDefaultSwapMember 2026-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:AnnuitizationRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputDiscountRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputDiscountRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputDiscountRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputMortalityRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputMortalityRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputMortalityRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputLapseRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputLapseRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputLapseRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:AnnuitizationRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:AnnuitizationRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:ContingentConsiderationMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:CertainContingentConsiderationMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:RealEstateInvestmentMember 2026-03-31 0001070304 ck0001070304:PartnershipsAndOtherMember 2026-03-31 0001070304 us-gaap:CorporateJointVentureMember 2026-03-31 0001070304 ck0001070304:RelatedToChangesInForeignExchangeRateMember 2026-03-31 0001070304 srt:MinimumMember ck0001070304:InvestmentsInPartnershipsAndOtherInvestmentsMember 2026-03-31 0001070304 srt:MaximumMember ck0001070304:InvestmentsInPartnershipsAndOtherInvestmentsMember 2026-03-31 0001070304 srt:MaximumMember ck0001070304:InvestmentInCorporateEntitiesMember 2026-03-31 0001070304 srt:MinimumMember ck0001070304:InvestmentInCorporateEntitiesMember 2026-03-31 0001070304 ck0001070304:ForeignCurrencyDenominatedInsuranceMember 2026-03-31 0001070304 ck0001070304:ThirdSectorYenDenominatedInsuranceMember 2026-03-31 0001070304 ck0001070304:FirstSectorYenDenominatedInsuranceMember 2026-03-31 0001070304 ck0001070304:GrossWriteOffsMember 2026-03-31 0001070304 us-gaap:FixedAnnuityMember ck0001070304:PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0To1.4PercentMember 2026-03-31 0001070304 ck0001070304:FiftyToOneFiftyBasisPointMember us-gaap:FixedAnnuityMember ck0001070304:PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0To1.4PercentMember 2026-03-31 0001070304 ck0001070304:OneFiftyBasisPointAndAboveMember us-gaap:FixedAnnuityMember ck0001070304:PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0To1.4PercentMember 2026-03-31 0001070304 us-gaap:FixedAnnuityMember ck0001070304:PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFromOnePointFiveAndGreaterPercentMember 2026-03-31 0001070304 ck0001070304:FiftyToOneFiftyBasisPointMember us-gaap:FixedAnnuityMember ck0001070304:PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFromOnePointFiveAndGreaterPercentMember 2026-03-31 0001070304 ck0001070304:OneFiftyBasisPointAndAboveMember us-gaap:FixedAnnuityMember ck0001070304:PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFromOnePointFiveAndGreaterPercentMember 2026-03-31 0001070304 us-gaap:FixedAnnuityMember 2026-03-31 0001070304 ck0001070304:FiftyToOneFiftyBasisPointMember us-gaap:FixedAnnuityMember 2026-03-31 0001070304 ck0001070304:OneFiftyBasisPointAndAboveMember us-gaap:FixedAnnuityMember 2026-03-31 0001070304 srt:MinimumMember ck0001070304:PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0To1.4PercentMember us-gaap:FixedAnnuityMember 2026-03-31 0001070304 srt:MaximumMember ck0001070304:PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0To1.4PercentMember us-gaap:FixedAnnuityMember 2026-03-31 0001070304 srt:MinimumMember ck0001070304:PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFromOnePointFiveAndGreaterPercentMember us-gaap:FixedAnnuityMember 2026-03-31 0001070304 ck0001070304:FixedAnnuityAndAnnuitizationBenefitsMember 2026-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:CertainContingentConsiderationMember ck0001070304:EbtdaVolatilityMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:ContingentConsiderationMember ck0001070304:MeasurementInputEvTerminalEbitdaMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:ContingentConsiderationMember ck0001070304:MeasurementInputEvTerminalEbitdaMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:CertainContingentConsiderationMember us-gaap:MeasurementInputDiscountRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:CertainContingentConsiderationMember us-gaap:MeasurementInputDiscountRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:CertainContingentConsiderationMember us-gaap:MeasurementInputDiscountRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:CertainContingentConsiderationMember ck0001070304:EbtdaVolatilityMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 ck0001070304:InvestmentFundsElectedForFairValueOptionMember 2026-03-31 0001070304 srt:ReportableGeographicalComponentsMember country:JP 2026-03-31 0001070304 srt:ReportableGeographicalComponentsMember srt:AmericasMember 2026-03-31 0001070304 srt:ReportableGeographicalComponentsMember ck0001070304:OtherCountriesMember 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:OrixEuropeMember 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AsiaAndAustraliaMember 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:ORIXUsaMember 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:SegmentsRealEstateMember 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:PeInvestmentAndConcessionMember 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentAndEnergyMember 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:InsuranceMember 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:BankingAndCreditMember 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AircraftAndShipsMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsNonrecurringMember us-gaap:MeasurementInputDiscountRateMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2026-03-31 0001070304 us-gaap:WholeLifeInsuranceMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsNonrecurringMember ck0001070304:MarketMultiplesMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsNonrecurringMember us-gaap:MeasurementInputCapRateMember us-gaap:CostApproachValuationTechniqueMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsNonrecurringMember ck0001070304:MeasurementInputEvPrecedentTransactionLastTwelveMonthEbitdaMultipleMember srt:MinimumMember ck0001070304:MarketMultiplesMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsNonrecurringMember ck0001070304:MeasurementInputEvPrecedentTransactionLastTwelveMonthEbitdaMultipleMember srt:MaximumMember ck0001070304:MarketMultiplesMember 2026-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsNonrecurringMember ck0001070304:MeasurementInputEvPrecedentTransactionLastTwelveMonthEbitdaMultipleMember srt:WeightedAverageMember ck0001070304:MarketMultiplesMember 2026-03-31 0001070304 ck0001070304:InstallmentLoansMember 2026-03-31 0001070304 ck0001070304:OperatingLeaseInvestmentsMember ck0001070304:RealEstateAssetMember 2025-03-31 0001070304 ck0001070304:OperatingLeaseInvestmentsMember us-gaap:TransportationEquipmentMember 2025-03-31 0001070304 ck0001070304:OperatingLeaseInvestmentsMember ck0001070304:MeasuringAndInformationRelatedEquipmentMember 2025-03-31 0001070304 ck0001070304:OperatingLeaseInvestmentsMember 2025-03-31 0001070304 ck0001070304:OperatingLeaseInvestmentsMember ck0001070304:OtherLeasedEquipmentAndPropertyMember 2025-03-31 0001070304 ck0001070304:CorporateRehabilitationSupportBusinessMember us-gaap:VariableInterestEntityPrimaryBeneficiaryMember ck0001070304:ConsolidatedViesMember 2025-03-31 0001070304 ck0001070304:ViesForInvestmentInSecuritiesMember us-gaap:VariableInterestEntityPrimaryBeneficiaryMember ck0001070304:ConsolidatedViesMember 2025-03-31 0001070304 ck0001070304:SecuritizingFinancialAssetsMember us-gaap:VariableInterestEntityPrimaryBeneficiaryMember ck0001070304:ConsolidatedViesMember 2025-03-31 0001070304 ck0001070304:SecuritizationOfLoansReceivableOriginatedByThirdPartiesMember us-gaap:VariableInterestEntityPrimaryBeneficiaryMember ck0001070304:ConsolidatedViesMember 2025-03-31 0001070304 ck0001070304:PowerGenerationBusinessesMember us-gaap:VariableInterestEntityPrimaryBeneficiaryMember ck0001070304:ConsolidatedViesMember 2025-03-31 0001070304 ck0001070304:OtherVIEsMember us-gaap:VariableInterestEntityPrimaryBeneficiaryMember ck0001070304:ConsolidatedViesMember 2025-03-31 0001070304 us-gaap:VariableInterestEntityPrimaryBeneficiaryMember ck0001070304:ConsolidatedViesMember 2025-03-31 0001070304 ck0001070304:AcquisitionOfRealEstateAndRealEstateDevelopmentProjectsForCustomersMember us-gaap:VariableInterestEntityPrimaryBeneficiaryMember ck0001070304:ConsolidatedViesMember 2025-03-31 0001070304 ck0001070304:AcquisitionOfRealEstateForCompanyAndItsSubsidiariesRealEstateRelatedBusinessMember us-gaap:VariableInterestEntityPrimaryBeneficiaryMember ck0001070304:ConsolidatedViesMember 2025-03-31 0001070304 ck0001070304:CorporateRehabilitationSupportBusinessMember ck0001070304:NonConsolidatedViesMember us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember 2025-03-31 0001070304 ck0001070304:ViesForInvestmentInSecuritiesMember ck0001070304:NonConsolidatedViesMember us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember 2025-03-31 0001070304 ck0001070304:SecuritizingFinancialAssetsMember ck0001070304:NonConsolidatedViesMember us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember 2025-03-31 0001070304 ck0001070304:SecuritizationOfLoansReceivableOriginatedByThirdPartiesMember ck0001070304:NonConsolidatedViesMember us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember 2025-03-31 0001070304 ck0001070304:PowerGenerationBusinessesMember ck0001070304:NonConsolidatedViesMember us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember 2025-03-31 0001070304 ck0001070304:OtherVIEsMember ck0001070304:NonConsolidatedViesMember us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember 2025-03-31 0001070304 ck0001070304:NonConsolidatedViesMember us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember 2025-03-31 0001070304 ck0001070304:AcquisitionOfRealEstateAndRealEstateDevelopmentProjectsForCustomersMember ck0001070304:NonConsolidatedViesMember us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember 2025-03-31 0001070304 ck0001070304:AcquisitionOfRealEstateForCompanyAndItsSubsidiariesRealEstateRelatedBusinessMember ck0001070304:NonConsolidatedViesMember us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember 2025-03-31 0001070304 us-gaap:ForeignPlanMember 2025-03-31 0001070304 country:JP 2025-03-31 0001070304 ck0001070304:ForeignGovernmentBondsMember 2025-03-31 0001070304 ck0001070304:JapaneseCorporateBondsSecuritiesMember 2025-03-31 0001070304 ck0001070304:JapaneseGovernmentBondSecuritiesMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputDiscountRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputDiscountRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputDiscountRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 ck0001070304:CorporateLoansMember 2025-03-31 0001070304 ck0001070304:OtherGuaranteesMember 2025-03-31 0001070304 ck0001070304:RealEstateLoansMember 2025-03-31 0001070304 ck0001070304:TransferredLoansMember 2025-03-31 0001070304 ck0001070304:AcquisitionOfRealEstateAndRealEstateDevelopmentProjectsForCustomersMember ck0001070304:NonConsolidatedViesMember 2025-03-31 0001070304 ck0001070304:CorporateRehabilitationSupportBusinessMember ck0001070304:NonConsolidatedViesMember 2025-03-31 0001070304 ck0001070304:AcquisitionOfRealEstateForCompanyAndItsSubsidiariesRealEstateRelatedBusinessMember ck0001070304:NonConsolidatedViesMember 2025-03-31 0001070304 ck0001070304:PowerGenerationBusinessesMember ck0001070304:NonConsolidatedViesMember 2025-03-31 0001070304 ck0001070304:SecuritizationOfLoansReceivableOriginatedByThirdPartiesMember ck0001070304:NonConsolidatedViesMember 2025-03-31 0001070304 ck0001070304:SecuritizingFinancialAssetsMember ck0001070304:NonConsolidatedViesMember 2025-03-31 0001070304 ck0001070304:ViesForInvestmentInSecuritiesMember ck0001070304:NonConsolidatedViesMember 2025-03-31 0001070304 ck0001070304:NonConsolidatedViesMember 2025-03-31 0001070304 ck0001070304:OtherVIEsMember ck0001070304:NonConsolidatedViesMember 2025-03-31 0001070304 us-gaap:EquitySecuritiesMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember us-gaap:ValuationTechniqueConsensusPricingModelMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:CommercialMortgageBackedSecuritiesAndResidentialMortgageBackedSecuritiesInAmericasMember us-gaap:ValuationTechniqueConsensusPricingModelMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherAssetBackedAndDebtSecuritiesMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherAssetBackedAndDebtSecuritiesMember us-gaap:ValuationTechniqueConsensusPricingModelMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:CorporateDebtSecuritiesMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:CorporateDebtSecuritiesMember us-gaap:ValuationTechniqueConsensusPricingModelMember 2025-03-31 0001070304 ck0001070304:SecuredBorrowingsOnSecuritiesLendingTransactionsMember 2025-03-31 0001070304 ck0001070304:BankBorrowingsMember country:JP 2025-03-31 0001070304 us-gaap:CommercialPaperMember ck0001070304:OverseasMember 2025-03-31 0001070304 ck0001070304:BankBorrowingsMember ck0001070304:OverseasMember 2025-03-31 0001070304 us-gaap:DiscontinuedOperationsHeldforsaleMember ck0001070304:RealEstatePropertiesAndTransportationEquipmentsMember 2025-03-31 0001070304 us-gaap:CarryingReportedAmountFairValueDisclosureMember 2025-03-31 0001070304 us-gaap:EstimateOfFairValueFairValueDisclosureMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel1Member 2025-03-31 0001070304 us-gaap:FairValueInputsLevel2Member 2025-03-31 0001070304 us-gaap:FairValueInputsLevel3Member 2025-03-31 0001070304 ck0001070304:UnsecuredSubordinatedDebtMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember us-gaap:MortgageBackedSecuritiesMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember us-gaap:MortgageBackedSecuritiesMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:MortgageBackedSecuritiesMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember us-gaap:MortgageBackedSecuritiesMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember us-gaap:CorporateDebtSecuritiesMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember us-gaap:CorporateDebtSecuritiesMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:CorporateDebtSecuritiesMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember us-gaap:CorporateDebtSecuritiesMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember ck0001070304:JapaneseAndForeignGovernmentBondSecuritiesMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember ck0001070304:JapaneseAndForeignGovernmentBondSecuritiesMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember ck0001070304:JapaneseAndForeignGovernmentBondSecuritiesMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember ck0001070304:OtherAssetBackedAndDebtSecuritiesMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember ck0001070304:JapaneseAndForeignGovernmentBondSecuritiesMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember ck0001070304:OtherAssetBackedAndDebtSecuritiesMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember ck0001070304:OtherAssetBackedAndDebtSecuritiesMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember ck0001070304:OtherAssetBackedAndDebtSecuritiesMember 2025-03-31 0001070304 us-gaap:DerivativeFinancialInstrumentsAssetsMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel3Member country:JP 2025-03-31 0001070304 us-gaap:FairValueInputsLevel2Member country:JP 2025-03-31 0001070304 us-gaap:FairValueInputsLevel1Member country:JP 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember us-gaap:FairValueInputsLevel1Member ck0001070304:OtherThanJapanPooledEquitySecuritiesFundsMember country:JP 2025-03-31 0001070304 ck0001070304:OtherPlanAssetMember us-gaap:FairValueInputsLevel1Member ck0001070304:OtherInvestmentMember country:JP 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember us-gaap:FairValueInputsLevel2Member ck0001070304:JapanPooledDebtSecuritiesFundsMember country:JP 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember us-gaap:FairValueInputsLevel3Member ck0001070304:JapanPooledDebtSecuritiesFundsMember country:JP 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember ck0001070304:OtherThanJapanPooledDebtSecuritiesFundsMember country:JP 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember us-gaap:FairValueInputsLevel1Member ck0001070304:OtherThanJapanPooledDebtSecuritiesFundsMember country:JP 2025-03-31 0001070304 ck0001070304:OtherPlanAssetMember us-gaap:FairValueInputsLevel2Member ck0001070304:OtherInvestmentMember country:JP 2025-03-31 0001070304 ck0001070304:OtherPlanAssetMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherInvestmentMember country:JP 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember us-gaap:FairValueInputsLevel2Member ck0001070304:OtherThanJapanPooledEquitySecuritiesFundsMember country:JP 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember us-gaap:FairValueInputsLevel2Member ck0001070304:OtherThanJapanPooledDebtSecuritiesFundsMember country:JP 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherThanJapanPooledDebtSecuritiesFundsMember country:JP 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember ck0001070304:OtherThanJapanPooledEquitySecuritiesFundsMember country:JP 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember us-gaap:FairValueInputsLevel1Member ck0001070304:JapanPooledEquitySecuritiesFundsMember country:JP 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember ck0001070304:JapanPooledEquitySecuritiesFundsMember country:JP 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember us-gaap:FairValueInputsLevel1Member ck0001070304:JapanPooledDebtSecuritiesFundsMember country:JP 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember ck0001070304:JapanPooledDebtSecuritiesFundsMember country:JP 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherThanJapanPooledEquitySecuritiesFundsMember country:JP 2025-03-31 0001070304 ck0001070304:OtherPlanAssetMember ck0001070304:OtherInvestmentMember country:JP 2025-03-31 0001070304 ck0001070304:OtherPlanAssetMember ck0001070304:LifeInsuranceCompanyGeneralAccountsMember country:JP 2025-03-31 0001070304 ck0001070304:OtherPlanAssetMember us-gaap:FairValueInputsLevel1Member ck0001070304:LifeInsuranceCompanyGeneralAccountsMember country:JP 2025-03-31 0001070304 ck0001070304:OtherPlanAssetMember us-gaap:FairValueInputsLevel2Member ck0001070304:LifeInsuranceCompanyGeneralAccountsMember country:JP 2025-03-31 0001070304 ck0001070304:OtherPlanAssetMember us-gaap:FairValueInputsLevel3Member ck0001070304:LifeInsuranceCompanyGeneralAccountsMember country:JP 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember us-gaap:FairValueInputsLevel3Member ck0001070304:JapanPooledEquitySecuritiesFundsMember country:JP 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember us-gaap:FairValueInputsLevel2Member ck0001070304:JapanPooledEquitySecuritiesFundsMember country:JP 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember ck0001070304:OtherThanJapanGovernmentBondsMember us-gaap:ForeignPlanMember 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember us-gaap:FairValueInputsLevel1Member ck0001070304:OtherThanJapanSharesMember us-gaap:ForeignPlanMember 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember us-gaap:FairValueInputsLevel2Member ck0001070304:OtherThanJapanSharesMember us-gaap:ForeignPlanMember 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherThanJapanSharesMember us-gaap:ForeignPlanMember 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember ck0001070304:OtherThanJapanPooledEquitySecuritiesFundsMember us-gaap:ForeignPlanMember 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember us-gaap:FairValueInputsLevel1Member ck0001070304:OtherThanJapanPooledEquitySecuritiesFundsMember us-gaap:ForeignPlanMember 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember us-gaap:FairValueInputsLevel2Member ck0001070304:OtherThanJapanPooledEquitySecuritiesFundsMember us-gaap:ForeignPlanMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel1Member us-gaap:ForeignPlanMember 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember ck0001070304:OtherThanJapanSharesMember us-gaap:ForeignPlanMember 2025-03-31 0001070304 ck0001070304:OtherPlanAssetMember us-gaap:FairValueInputsLevel3Member ck0001070304:LifeInsuranceCompanyGeneralAccountsMember us-gaap:ForeignPlanMember 2025-03-31 0001070304 ck0001070304:OtherPlanAssetMember ck0001070304:OtherInvestmentMember us-gaap:ForeignPlanMember 2025-03-31 0001070304 ck0001070304:OtherPlanAssetMember us-gaap:FairValueInputsLevel1Member ck0001070304:OtherInvestmentMember us-gaap:ForeignPlanMember 2025-03-31 0001070304 ck0001070304:OtherPlanAssetMember us-gaap:FairValueInputsLevel2Member ck0001070304:OtherInvestmentMember us-gaap:ForeignPlanMember 2025-03-31 0001070304 ck0001070304:OtherPlanAssetMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherInvestmentMember us-gaap:ForeignPlanMember 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember us-gaap:FairValueInputsLevel1Member ck0001070304:OtherThanJapanMunicipalBondsMember us-gaap:ForeignPlanMember 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember us-gaap:FairValueInputsLevel2Member ck0001070304:OtherThanJapanMunicipalBondsMember us-gaap:ForeignPlanMember 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherThanJapanMunicipalBondsMember us-gaap:ForeignPlanMember 2025-03-31 0001070304 ck0001070304:OtherPlanAssetMember ck0001070304:LifeInsuranceCompanyGeneralAccountsMember us-gaap:ForeignPlanMember 2025-03-31 0001070304 ck0001070304:OtherPlanAssetMember us-gaap:FairValueInputsLevel1Member ck0001070304:LifeInsuranceCompanyGeneralAccountsMember us-gaap:ForeignPlanMember 2025-03-31 0001070304 ck0001070304:OtherPlanAssetMember us-gaap:FairValueInputsLevel2Member ck0001070304:LifeInsuranceCompanyGeneralAccountsMember us-gaap:ForeignPlanMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:ForeignPlanMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel2Member us-gaap:ForeignPlanMember 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember us-gaap:FairValueInputsLevel1Member ck0001070304:OtherThanJapanGovernmentBondsMember us-gaap:ForeignPlanMember 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember us-gaap:FairValueInputsLevel2Member ck0001070304:OtherThanJapanGovernmentBondsMember us-gaap:ForeignPlanMember 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherThanJapanGovernmentBondsMember us-gaap:ForeignPlanMember 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanDebtSecurityMember ck0001070304:OtherThanJapanMunicipalBondsMember us-gaap:ForeignPlanMember 2025-03-31 0001070304 us-gaap:DefinedBenefitPlanEquitySecuritiesMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherThanJapanPooledEquitySecuritiesFundsMember us-gaap:ForeignPlanMember 2025-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember 2025-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember 2025-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember 2025-03-31 0001070304 ck0001070304:InsuranceMember 2025-03-31 0001070304 ck0001070304:BankingAndCreditMember 2025-03-31 0001070304 ck0001070304:AircraftAndShipsMember 2025-03-31 0001070304 ck0001070304:ORIXUsaMember 2025-03-31 0001070304 ck0001070304:OrixEuropeMember 2025-03-31 0001070304 ck0001070304:AsiaAndAustraliaMember 2025-03-31 0001070304 us-gaap:CorporateMember 2025-03-31 0001070304 ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2025-03-31 0001070304 ck0001070304:RealEstateSegmentMember 2025-03-31 0001070304 ck0001070304:SecuritizedLoansMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherAssetBackedAndDebtSecuritiesMember us-gaap:MeasurementInputDiscountRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherAssetBackedAndDebtSecuritiesMember us-gaap:MeasurementInputDiscountRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherAssetBackedAndDebtSecuritiesMember us-gaap:MeasurementInputDiscountRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherAssetBackedAndDebtSecuritiesMember us-gaap:MeasurementInputDefaultRateMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherAssetBackedAndDebtSecuritiesMember us-gaap:MeasurementInputDefaultRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember us-gaap:MeasurementInputDiscountRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember us-gaap:MeasurementInputDiscountRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember us-gaap:MeasurementInputDiscountRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:CorporateDebtSecuritiesMember us-gaap:MeasurementInputDiscountRateMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:CorporateDebtSecuritiesMember us-gaap:MeasurementInputDiscountRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 ck0001070304:LoansHeldForSaleMember us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 ck0001070304:LoansHeldForSaleMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsAndOthersMember us-gaap:ValuationTechniqueConsensusPricingModelMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsAndOthersMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:CertainInvestmentFundsMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember 2025-03-31 0001070304 ck0001070304:KansaiAirportsMember 2025-03-31 0001070304 ck0001070304:DocomoFinanceIncMember 2025-03-31 0001070304 ck0001070304:AvolonHoldingsMember 2025-03-31 0001070304 us-gaap:ForeignExchangeContractMember ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember 2025-03-31 0001070304 us-gaap:FutureMember ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember 2025-03-31 0001070304 ck0001070304:TBInvestmentLimitedPartnershipMember 2025-03-31 0001070304 us-gaap:EquityMethodInvestmentNonconsolidatedInvesteeOtherMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsAndOthersMember ck0001070304:MeasurementInputEvLastTwelveMonthsEbitdaMember srt:MaximumMember ck0001070304:MarketMultiplesMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsAndOthersMember ck0001070304:MeasurementInputEvLastTwelveMonthsEbitdaMember srt:MinimumMember ck0001070304:MarketMultiplesMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsAndOthersMember ck0001070304:MeasurementInputEvForwardEbitdaMultipleMember srt:MinimumMember ck0001070304:MarketMultiplesMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsAndOthersMember ck0001070304:MeasurementInputEvForwardEbitdaMultipleMember srt:MaximumMember ck0001070304:MarketMultiplesMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsAndOthersMember ck0001070304:MeasurementInputEvForwardEbitdaMultipleMember srt:WeightedAverageMember ck0001070304:MarketMultiplesMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsAndOthersMember ck0001070304:MeasurementInputEvPrecedentTransactionLastTwelveMonthEbitdaMultipleMember srt:MaximumMember ck0001070304:MarketMultiplesMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsAndOthersMember ck0001070304:MeasurementInputEvPrecedentTransactionLastTwelveMonthEbitdaMultipleMember srt:MinimumMember ck0001070304:MarketMultiplesMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:CertainInvestmentFundsMember us-gaap:MeasurementInputDiscountRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:CertainInvestmentFundsMember us-gaap:MeasurementInputDiscountRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:CertainInvestmentFundsMember us-gaap:MeasurementInputDiscountRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsAndOthersMember ck0001070304:MeasurementInputEvPrecedentTransactionLastTwelveMonthEbitdaMultipleMember srt:WeightedAverageMember ck0001070304:MarketMultiplesMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsAndOthersMember ck0001070304:WeightedAverageCostOfCapitalMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsAndOthersMember ck0001070304:WeightedAverageCostOfCapitalMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsAndOthersMember ck0001070304:WeightedAverageCostOfCapitalMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsAndOthersMember ck0001070304:MeasurementInputEvTerminalEbitdaMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsAndOthersMember ck0001070304:MeasurementInputEvTerminalEbitdaMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsAndOthersMember ck0001070304:MeasurementInputEvTerminalEbitdaMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsAndOthersMember ck0001070304:MeasurementInputEvLastTwelveMonthsEbitdaMember srt:WeightedAverageMember ck0001070304:MarketMultiplesMember 2025-03-31 0001070304 us-gaap:InterestRateSwapMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 us-gaap:InterestRateSwapMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 us-gaap:InterestRateSwapMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 us-gaap:ForeignExchangeFutureMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 us-gaap:ForeignExchangeFutureMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 us-gaap:ForeignExchangeFutureMember us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 us-gaap:CurrencySwapMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 us-gaap:CurrencySwapMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 us-gaap:CurrencySwapMember us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 us-gaap:ForeignExchangeFutureMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 us-gaap:InterestRateSwapMember us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 us-gaap:CurrencySwapMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 ck0001070304:OfficeFacilitiesMember 2025-03-31 0001070304 ck0001070304:PropertyUnderFacilityOperationsMember 2025-03-31 0001070304 ck0001070304:CommercialMortgageBackedSecuritiesAndResidentialMortgageBackedSecuritiesInAmericasMember 2025-03-31 0001070304 us-gaap:CorporateDebtSecuritiesMember 2025-03-31 0001070304 ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember 2025-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember 2025-03-31 0001070304 ck0001070304:JapaneseAndForeignGovernmentBondSecuritiesMember 2025-03-31 0001070304 ck0001070304:OtherAssetBackedAndDebtSecuritiesMember 2025-03-31 0001070304 us-gaap:CorporateDebtSecuritiesMember ck0001070304:AllowanceForCreditLossesNotRecordedMember 2025-03-31 0001070304 ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember ck0001070304:AllowanceForCreditLossesNotRecordedMember 2025-03-31 0001070304 ck0001070304:JapaneseAndForeignGovernmentBondSecuritiesMember ck0001070304:AllowanceForCreditLossesNotRecordedMember 2025-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember ck0001070304:AllowanceForCreditLossesNotRecordedMember 2025-03-31 0001070304 ck0001070304:OtherAssetBackedAndDebtSecuritiesMember ck0001070304:AllowanceForCreditLossesNotRecordedMember 2025-03-31 0001070304 ck0001070304:CommercialMortgageBackedSecuritiesAndResidentialMortgageBackedSecuritiesInAmericasMember ck0001070304:AllowanceForCreditLossesNotRecordedMember 2025-03-31 0001070304 ck0001070304:IntegratedResortDevelopmentMember 2025-03-31 0001070304 ck0001070304:CorporateLoansMember us-gaap:PerformanceGuaranteeMember 2025-03-31 0001070304 us-gaap:DebtSecuritiesMember country:JP 2025-03-31 0001070304 us-gaap:OtherAssetsMember country:JP 2025-03-31 0001070304 us-gaap:EquitySecuritiesMember country:JP 2025-03-31 0001070304 us-gaap:EquitySecuritiesMember ck0001070304:OtherForeignBenefitPlansMember 2025-03-31 0001070304 us-gaap:DebtSecuritiesMember ck0001070304:OtherForeignBenefitPlansMember 2025-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember 2025-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember 2025-03-31 0001070304 ck0001070304:UnsecuredBondMember 2025-03-31 0001070304 ck0001070304:UnsecuredNotesUnderMediumTermNoteProgramMember 2025-03-31 0001070304 ck0001070304:PayablesUnderSecuritizedLoanReceivablesAndInvestmentInSecuritiesMember 2025-03-31 0001070304 ck0001070304:InsuranceCompaniesAndOthersFixedRateMember 2025-03-31 0001070304 ck0001070304:BanksFixedRateMember 2025-03-31 0001070304 ck0001070304:BanksFloatingRateMember 2025-03-31 0001070304 ck0001070304:PayablesUnderSecuritizedLeaseReceivablesMember 2025-03-31 0001070304 ck0001070304:InsuranceCompaniesAndOthersFloatingRateMember 2025-03-31 0001070304 us-gaap:IntersegmentEliminationMember 2025-03-31 0001070304 us-gaap:CorporateNonSegmentMember 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember 2025-03-31 0001070304 us-gaap:ForeignExchangeFutureMember us-gaap:NondesignatedMember 2025-03-31 0001070304 ck0001070304:OptionsHeldWrittenAndOtherMember us-gaap:NondesignatedMember 2025-03-31 0001070304 us-gaap:InterestRateSwapMember us-gaap:DesignatedAsHedgingInstrumentMember 2025-03-31 0001070304 us-gaap:InterestRateSwapMember us-gaap:NondesignatedMember 2025-03-31 0001070304 us-gaap:ForeignExchangeFutureMember us-gaap:DesignatedAsHedgingInstrumentMember 2025-03-31 0001070304 ck0001070304:CreditDerivativesWrittenMember us-gaap:NondesignatedMember 2025-03-31 0001070304 us-gaap:CurrencySwapMember us-gaap:DesignatedAsHedgingInstrumentMember 2025-03-31 0001070304 ck0001070304:ForeignExchangeLongTermDebtMember us-gaap:DesignatedAsHedgingInstrumentMember 2025-03-31 0001070304 ck0001070304:OptionsHeldWrittenAndOtherMember us-gaap:DesignatedAsHedgingInstrumentMember 2025-03-31 0001070304 us-gaap:DerivativeFinancialInstrumentsLiabilitiesMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember country:JP 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember country:JP 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:CorporateRealEstateCompaniesLoansMember country:JP 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember country:JP 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember country:JP 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:ConsumerCreditCardMember country:JP 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:ConsumerRealEstateLoansMember country:JP 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember country:JP 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:ConsumerRealEstateLoansMember ck0001070304:OverseasMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember ck0001070304:OverseasMember 2025-03-31 0001070304 ck0001070304:PurchasedLoanPortfolioSegmentMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OverseasMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OverseasMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:CorporateRealEstateCompaniesLoansMember ck0001070304:OverseasMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember ck0001070304:OverseasMember 2025-03-31 0001070304 ck0001070304:LoansToEquityMethodInvesteesMember 2025-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 ck0001070304:OptionsHeldWrittenAndOtherMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 ck0001070304:OptionsHeldWrittenAndOtherMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:ValuationTechniqueConsensusPricingModelMember 2025-03-31 0001070304 us-gaap:AvailableforsaleSecuritiesMember ck0001070304:ForeignGovernmentBondSecuritiesMember 2025-03-31 0001070304 us-gaap:AvailableforsaleSecuritiesMember us-gaap:ForeignCorporateDebtSecuritiesMember 2025-03-31 0001070304 ck0001070304:OptionsHeldWrittenAndOtherMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputDiscountRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 ck0001070304:OptionsHeldWrittenAndOtherMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputDiscountRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 ck0001070304:OptionsHeldWrittenAndOtherMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputDiscountRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputDiscountRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputDiscountRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputDiscountRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputMortalityRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputMortalityRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputMortalityRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:AnnuitizationRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:AnnuitizationRateMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputLapseRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputLapseRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:ReinsuranceRecoverableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputLapseRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:VariableInterestEntityPrimaryBeneficiaryMember 2025-03-31 0001070304 us-gaap:OtherAssetsMember ck0001070304:OptionsHeldWrittenAndOtherMember us-gaap:DesignatedAsHedgingInstrumentMember 2025-03-31 0001070304 us-gaap:OtherAssetsMember ck0001070304:OptionsHeldWrittenAndOtherMember us-gaap:NondesignatedMember 2025-03-31 0001070304 us-gaap:OtherAssetsMember us-gaap:ForeignExchangeFutureMember us-gaap:NondesignatedMember 2025-03-31 0001070304 us-gaap:OtherAssetsMember ck0001070304:ForeignExchangeLongTermDebtMember us-gaap:DesignatedAsHedgingInstrumentMember 2025-03-31 0001070304 us-gaap:OtherAssetsMember us-gaap:CurrencySwapMember us-gaap:DesignatedAsHedgingInstrumentMember 2025-03-31 0001070304 us-gaap:OtherAssetsMember ck0001070304:CreditDerivativesWrittenMember us-gaap:NondesignatedMember 2025-03-31 0001070304 us-gaap:OtherAssetsMember us-gaap:InterestRateSwapMember us-gaap:DesignatedAsHedgingInstrumentMember 2025-03-31 0001070304 us-gaap:OtherAssetsMember us-gaap:ForeignExchangeFutureMember us-gaap:DesignatedAsHedgingInstrumentMember 2025-03-31 0001070304 us-gaap:OtherAssetsMember us-gaap:InterestRateSwapMember us-gaap:NondesignatedMember 2025-03-31 0001070304 ck0001070304:OperatingLeaseInvestmentsMember 2025-03-31 0001070304 ck0001070304:PropertyUnderFacilityOperationsMember 2025-03-31 0001070304 us-gaap:OfficeEquipmentMember 2025-03-31 0001070304 ck0001070304:InstallmentLoansMember 2025-03-31 0001070304 ck0001070304:InvestmentInSecuritiesMember 2025-03-31 0001070304 us-gaap:LongTermDebtMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsNonrecurringMember us-gaap:CostApproachValuationTechniqueMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsNonrecurringMember us-gaap:ValuationTechniqueConsensusPricingModelMember 2025-03-31 0001070304 us-gaap:OtherLiabilitiesMember us-gaap:ForeignExchangeFutureMember us-gaap:DesignatedAsHedgingInstrumentMember 2025-03-31 0001070304 us-gaap:OtherLiabilitiesMember us-gaap:CurrencySwapMember us-gaap:DesignatedAsHedgingInstrumentMember 2025-03-31 0001070304 us-gaap:OtherLiabilitiesMember us-gaap:InterestRateSwapMember us-gaap:DesignatedAsHedgingInstrumentMember 2025-03-31 0001070304 us-gaap:OtherLiabilitiesMember ck0001070304:OptionsHeldWrittenAndOtherMember us-gaap:DesignatedAsHedgingInstrumentMember 2025-03-31 0001070304 us-gaap:OtherLiabilitiesMember ck0001070304:ForeignExchangeLongTermDebtMember us-gaap:DesignatedAsHedgingInstrumentMember 2025-03-31 0001070304 us-gaap:OtherLiabilitiesMember ck0001070304:CreditDerivativesWrittenMember us-gaap:NondesignatedMember 2025-03-31 0001070304 us-gaap:OtherLiabilitiesMember us-gaap:ForeignExchangeFutureMember us-gaap:NondesignatedMember 2025-03-31 0001070304 us-gaap:OtherLiabilitiesMember ck0001070304:OptionsHeldWrittenAndOtherMember us-gaap:NondesignatedMember 2025-03-31 0001070304 us-gaap:OtherLiabilitiesMember us-gaap:InterestRateSwapMember us-gaap:NondesignatedMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsNonrecurringMember us-gaap:MeasurementInputCapRateMember srt:WeightedAverageMember us-gaap:CostApproachValuationTechniqueMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsNonrecurringMember us-gaap:MeasurementInputCapRateMember srt:MinimumMember us-gaap:CostApproachValuationTechniqueMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsNonrecurringMember us-gaap:MeasurementInputCapRateMember srt:MaximumMember us-gaap:CostApproachValuationTechniqueMember 2025-03-31 0001070304 us-gaap:OtherLiabilitiesMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:NonperformingFinancingReceivableMember ck0001070304:OtherConsumerLoanMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:PerformingFinancingReceivableMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:NonperformingFinancingReceivableMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember us-gaap:NonperformingFinancingReceivableMember ck0001070304:NonRecourseLoansMember srt:AmericasMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:CorporateRealEstateCompaniesLoansMember us-gaap:PerformingFinancingReceivableMember ck0001070304:OtherThanNonRecourseLoansMember country:JP 2025-03-31 0001070304 ck0001070304:CorporateRealEstateCompaniesLoansMember ck0001070304:CorporatePortfolioSegmentMember us-gaap:PerformingFinancingReceivableMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:CorporateRealEstateCompaniesLoansMember us-gaap:NonperformingFinancingReceivableMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember us-gaap:PerformingFinancingReceivableMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember us-gaap:NonperformingFinancingReceivableMember 2025-03-31 0001070304 srt:AmericasMember ck0001070304:CorporatePortfolioSegmentMember us-gaap:PerformingFinancingReceivableMember ck0001070304:NonRecourseLoansMember 2025-03-31 0001070304 country:JP ck0001070304:CorporatePortfolioSegmentMember us-gaap:PerformingFinancingReceivableMember ck0001070304:NonRecourseLoansMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember us-gaap:PerformingFinancingReceivableMember ck0001070304:OtherThanNonRecourseLoansMember country:JP 2025-03-31 0001070304 ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:CorporatePortfolioSegmentMember us-gaap:NonperformingFinancingReceivableMember ck0001070304:OtherThanNonRecourseLoansMember country:JP 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember us-gaap:PerformingFinancingReceivableMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember 2025-03-31 0001070304 ck0001070304:CorporateRealEstateCompaniesLoansMember ck0001070304:CorporatePortfolioSegmentMember us-gaap:NonperformingFinancingReceivableMember ck0001070304:OtherThanNonRecourseLoansMember country:JP 2025-03-31 0001070304 ck0001070304:OverseasMember ck0001070304:CorporatePortfolioSegmentMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember us-gaap:NonperformingFinancingReceivableMember ck0001070304:OtherThanNonRecourseLoansMember 2025-03-31 0001070304 ck0001070304:LoansToEquityMethodInvesteesMember us-gaap:PerformingFinancingReceivableMember 2025-03-31 0001070304 ck0001070304:LoansToEquityMethodInvesteesMember us-gaap:NonperformingFinancingReceivableMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:PerformingFinancingReceivableMember us-gaap:RealEstateMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:NonperformingFinancingReceivableMember us-gaap:RealEstateMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:PerformingFinancingReceivableMember ck0001070304:OtherConsumerLoanMember 2025-03-31 0001070304 us-gaap:PerformingFinancingReceivableMember 2025-03-31 0001070304 us-gaap:NonperformingFinancingReceivableMember 2025-03-31 0001070304 ck0001070304:PurchasedLoanPortfolioSegmentMember us-gaap:PerformingFinancingReceivableMember 2025-03-31 0001070304 ck0001070304:PurchasedLoanPortfolioSegmentMember us-gaap:NonperformingFinancingReceivableMember 2025-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember us-gaap:PerformingFinancingReceivableMember 2025-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember us-gaap:NonperformingFinancingReceivableMember 2025-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember us-gaap:PerformingFinancingReceivableMember country:JP 2025-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember us-gaap:NonperformingFinancingReceivableMember country:JP 2025-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember us-gaap:PerformingFinancingReceivableMember ck0001070304:OverseasMember 2025-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember us-gaap:NonperformingFinancingReceivableMember ck0001070304:OverseasMember 2025-03-31 0001070304 ck0001070304:GrossWriteOffsMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember country:JP us-gaap:FinancialAssetPastDueMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP us-gaap:FinancialAssetPastDueMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:FinancingReceivables30To89DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember country:JP us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:FinancingReceivables30To89DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember country:JP us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember ck0001070304:FinancingReceivables30To89DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember country:JP us-gaap:FinancialAssetPastDueMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateMember ck0001070304:FinancingReceivables30To89DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 ck0001070304:LoansToEquityMethodInvesteesMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 ck0001070304:LoansToEquityMethodInvesteesMember ck0001070304:FinancingReceivables30To89DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP ck0001070304:CorporateRealEstateCompaniesLoansMember 2025-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember country:JP 2025-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember ck0001070304:FinancingReceivables30To89DaysPastDueMember ck0001070304:OverseasMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember ck0001070304:OverseasMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember ck0001070304:OverseasMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember ck0001070304:OverseasMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember ck0001070304:OverseasMember us-gaap:FinancialAssetPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember us-gaap:FinancialAssetPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2025-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember ck0001070304:FinancingReceivables30To89DaysPastDueMember country:JP us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember country:JP us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember country:JP us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember country:JP us-gaap:FinancialAssetPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember country:JP us-gaap:FinancialAssetPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP us-gaap:FinancialAssetPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember ck0001070304:OverseasMember us-gaap:FinancialAssetPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember srt:AmericasMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember srt:AmericasMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember srt:AmericasMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember ck0001070304:OverseasMember us-gaap:FinancialAssetPastDueMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember ck0001070304:OverseasMember us-gaap:FinancialAssetPastDueMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember us-gaap:FinancialAssetPastDueMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember ck0001070304:FinancingReceivables30To89DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember srt:AmericasMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember ck0001070304:FinancingReceivables30To89DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember country:JP us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 ck0001070304:FinancingReceivables30To89DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 ck0001070304:LoansToEquityMethodInvesteesMember us-gaap:FinancialAssetPastDueMember 2025-03-31 0001070304 ck0001070304:LoansForWhichRealEstateIsReceivedAsCollateralMember ck0001070304:InstallmentLoansMember 2025-03-31 0001070304 ck0001070304:JapaneseCompaniesEquitySecuritiesMember 2025-03-31 0001070304 ck0001070304:CreditDerivativesWrittenMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 ck0001070304:CreditDerivativesWrittenMember us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 ck0001070304:CreditDerivativesWrittenMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 ck0001070304:CreditDerivativesWrittenMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 ck0001070304:JapaneseAndForeignGovernmentBondSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueOptionOtherEligibleItemsMember 2025-03-31 0001070304 us-gaap:CorporateDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueOptionOtherEligibleItemsMember 2025-03-31 0001070304 us-gaap:EquitySecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueOptionOtherEligibleItemsMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsNonrecurringMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsNonrecurringMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsNonrecurringMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsNonrecurringMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsNonrecurringMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsNonrecurringMember us-gaap:MeasurementInputDiscountRateMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsNonrecurringMember us-gaap:MeasurementInputDiscountRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateMember country:JP 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember country:JP 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateMember ck0001070304:OverseasMember 2025-03-31 0001070304 ck0001070304:InstallmentLoansNetAndInvestmentInLeasesMember 2025-03-31 0001070304 ck0001070304:OtherFinancialAssetsMeasuredAtAmortizedCostMember 2025-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember 2025-03-31 0001070304 ck0001070304:OfficersCompensationBoardIncentivePlanMember 2025-03-31 0001070304 srt:MaximumMember 2025-03-31 0001070304 us-gaap:CreditDefaultSwapMember 2025-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:AnnuitizationRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:AnnuitizationRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:AnnuitizationRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputDiscountRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputDiscountRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputDiscountRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputLapseRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputLapseRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputLapseRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputMortalityRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputMortalityRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:MeasurementInputMortalityRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:ContingentConsiderationMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:RealEstateInvestmentMember 2025-03-31 0001070304 ck0001070304:PartnershipsAndOtherMember 2025-03-31 0001070304 us-gaap:CorporateJointVentureMember 2025-03-31 0001070304 ck0001070304:RelatedToChangesInForeignExchangeRateMember 2025-03-31 0001070304 ck0001070304:ForeignCurrencyDenominatedInsuranceMember 2025-03-31 0001070304 ck0001070304:ThirdSectorYenDenominatedInsuranceMember 2025-03-31 0001070304 ck0001070304:FirstSectorYenDenominatedInsuranceMember 2025-03-31 0001070304 us-gaap:FixedAnnuityMember ck0001070304:PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0To1.4PercentMember 2025-03-31 0001070304 us-gaap:FixedAnnuityMember 2025-03-31 0001070304 ck0001070304:FiftyToOneFiftyBasisPointMember us-gaap:FixedAnnuityMember ck0001070304:PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0To1.4PercentMember 2025-03-31 0001070304 us-gaap:FixedAnnuityMember ck0001070304:PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFromOnePointFiveAndGreaterPercentMember 2025-03-31 0001070304 ck0001070304:OneFiftyBasisPointAndAboveMember us-gaap:FixedAnnuityMember ck0001070304:PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0To1.4PercentMember 2025-03-31 0001070304 ck0001070304:FiftyToOneFiftyBasisPointMember us-gaap:FixedAnnuityMember ck0001070304:PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFromOnePointFiveAndGreaterPercentMember 2025-03-31 0001070304 ck0001070304:OneFiftyBasisPointAndAboveMember us-gaap:FixedAnnuityMember ck0001070304:PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFromOnePointFiveAndGreaterPercentMember 2025-03-31 0001070304 ck0001070304:FiftyToOneFiftyBasisPointMember us-gaap:FixedAnnuityMember 2025-03-31 0001070304 ck0001070304:OneFiftyBasisPointAndAboveMember us-gaap:FixedAnnuityMember 2025-03-31 0001070304 srt:MinimumMember ck0001070304:PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0To1.4PercentMember us-gaap:FixedAnnuityMember 2025-03-31 0001070304 srt:MaximumMember ck0001070304:PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0To1.4PercentMember us-gaap:FixedAnnuityMember 2025-03-31 0001070304 srt:MinimumMember ck0001070304:PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFromOnePointFiveAndGreaterPercentMember us-gaap:FixedAnnuityMember 2025-03-31 0001070304 ck0001070304:FixedAnnuityAndAnnuitizationBenefitsMember 2025-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:ContingentConsiderationMember ck0001070304:MeasurementInputEvTerminalEbitdaMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:ContingentConsiderationMember ck0001070304:MeasurementInputEvTerminalEbitdaMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2025-03-31 0001070304 ck0001070304:InvestmentFundsElectedForFairValueOptionMember 2025-03-31 0001070304 srt:ReportableGeographicalComponentsMember country:JP 2025-03-31 0001070304 srt:ReportableGeographicalComponentsMember srt:AmericasMember 2025-03-31 0001070304 srt:ReportableGeographicalComponentsMember ck0001070304:OtherCountriesMember 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:SegmentsRealEstateMember 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:ORIXUsaMember 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:OrixEuropeMember 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AsiaAndAustraliaMember 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:PeInvestmentAndConcessionMember 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentAndEnergyMember 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:InsuranceMember 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:BankingAndCreditMember 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AircraftAndShipsMember 2025-03-31 0001070304 us-gaap:WholeLifeInsuranceMember 2025-03-31 0001070304 ck0001070304:InstallmentLoansMember 2025-03-31 0001070304 us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember 2024-04-01 2025-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember 2024-04-01 2025-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember 2024-04-01 2025-03-31 0001070304 ck0001070304:InsuranceMember 2024-04-01 2025-03-31 0001070304 ck0001070304:BankingAndCreditMember 2024-04-01 2025-03-31 0001070304 ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2024-04-01 2025-03-31 0001070304 ck0001070304:RealEstateSegmentMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OrixEuropeMember 2024-04-01 2025-03-31 0001070304 ck0001070304:AsiaAndAustraliaMember 2024-04-01 2025-03-31 0001070304 us-gaap:CorporateMember 2024-04-01 2025-03-31 0001070304 ck0001070304:AircraftAndShipsMember 2024-04-01 2025-03-31 0001070304 ck0001070304:ORIXUsaMember 2024-04-01 2025-03-31 0001070304 us-gaap:ForeignPlanMember 2024-04-01 2025-03-31 0001070304 country:JP 2024-04-01 2025-03-31 0001070304 us-gaap:PropertyPlantAndEquipmentOtherTypesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:CondominiumsMember 2024-04-01 2025-03-31 0001070304 srt:ReportableGeographicalComponentsMember country:JP 2024-04-01 2025-03-31 0001070304 srt:ReportableGeographicalComponentsMember ck0001070304:OtherCountriesMember 2024-04-01 2025-03-31 0001070304 srt:ReportableGeographicalComponentsMember srt:AmericasMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OfficersCompensationBoardIncentivePlanMember 2024-04-01 2025-03-31 0001070304 ck0001070304:ClosedOfficeLeaseObligationsMember us-gaap:BusinessRestructuringReservesMember 2024-04-01 2025-03-31 0001070304 us-gaap:BusinessRestructuringReservesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:EmployeeSeveranceAndOtherCostMember us-gaap:BusinessRestructuringReservesMember 2024-04-01 2025-03-31 0001070304 us-gaap:ValuationAllowanceOfDeferredTaxAssetsMember 2024-04-01 2025-03-31 0001070304 us-gaap:GeographicConcentrationRiskMember country:JP 2024-04-01 2025-03-31 0001070304 us-gaap:GeographicConcentrationRiskMember country:US 2024-04-01 2025-03-31 0001070304 us-gaap:EquitySecuritiesMember us-gaap:FairValueMeasurementsRecurringMember 2024-04-01 2025-03-31 0001070304 us-gaap:CorporateDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember 2024-04-01 2025-03-31 0001070304 ck0001070304:JapaneseAndForeignGovernmentBondSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember 2024-04-01 2025-03-31 0001070304 ck0001070304:LoansHeldForSaleMember us-gaap:FairValueMeasurementsRecurringMember 2024-04-01 2025-03-31 0001070304 us-gaap:EquityMethodInvestmentNonconsolidatedInvesteeOtherMember 2024-04-01 2025-03-31 0001070304 ck0001070304:TBInvestmentLimitedPartnershipMember 2024-04-01 2025-03-31 0001070304 us-gaap:AssetsTotalMember us-gaap:GeographicConcentrationRiskMember country:JP ck0001070304:CustomerMember 2024-04-01 2025-03-31 0001070304 us-gaap:AssetsTotalMember ck0001070304:ConsumerRealEstateLoansMember ck0001070304:CustomerMember 2024-04-01 2025-03-31 0001070304 us-gaap:AssetsTotalMember us-gaap:TransportationEquipmentMember ck0001070304:CustomerMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:ORIXUsaMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:OrixEuropeMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AsiaAndAustraliaMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:SegmentsRealEstateMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:PeInvestmentAndConcessionMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentAndEnergyMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:InsuranceMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:BankingAndCreditMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AircraftAndShipsMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember 2024-04-01 2025-03-31 0001070304 ck0001070304:UnsecuredSubordinatedDebtMember 2024-04-01 2025-03-31 0001070304 us-gaap:EquitySecuritiesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:OrixEuropeMember 2024-04-01 2025-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:AsiaAndAustraliaMember 2024-04-01 2025-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:ORIXUsaMember 2024-04-01 2025-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:OrixEuropeMember 2024-04-01 2025-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:OrixEuropeMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:AsiaAndAustraliaMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember 2024-04-01 2025-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:ORIXUsaMember 2024-04-01 2025-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:OrixEuropeMember 2024-04-01 2025-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:AsiaAndAustraliaMember 2024-04-01 2025-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:ORIXUsaMember 2024-04-01 2025-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:OrixEuropeMember 2024-04-01 2025-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:AsiaAndAustraliaMember 2024-04-01 2025-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember 2024-04-01 2025-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:ORIXUsaMember 2024-04-01 2025-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:AircraftAndShipsMember 2024-04-01 2025-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:AsiaAndAustraliaMember 2024-04-01 2025-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember 2024-04-01 2025-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:BankingAndCreditMember 2024-04-01 2025-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:AircraftAndShipsMember 2024-04-01 2025-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:BankingAndCreditMember 2024-04-01 2025-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2024-04-01 2025-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:SegmentsRealEstateMember 2024-04-01 2025-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:InsuranceMember 2024-04-01 2025-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentAndEnergyMember 2024-04-01 2025-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:InsuranceMember 2024-04-01 2025-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:BankingAndCreditMember 2024-04-01 2025-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:AircraftAndShipsMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:PeInvestmentAndConcessionMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentAndEnergyMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:InsuranceMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:BankingAndCreditMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:AircraftAndShipsMember 2024-04-01 2025-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:PeInvestmentAndConcessionMember 2024-04-01 2025-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:SegmentsRealEstateMember 2024-04-01 2025-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:PeInvestmentAndConcessionMember 2024-04-01 2025-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentAndEnergyMember 2024-04-01 2025-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:InsuranceMember 2024-04-01 2025-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:BankingAndCreditMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:SegmentsRealEstateMember 2024-04-01 2025-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2024-04-01 2025-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:SegmentsRealEstateMember 2024-04-01 2025-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:PeInvestmentAndConcessionMember 2024-04-01 2025-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentAndEnergyMember 2024-04-01 2025-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:InsuranceMember 2024-04-01 2025-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2024-04-01 2025-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember 2024-04-01 2025-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:ORIXUsaMember 2024-04-01 2025-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2024-04-01 2025-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:SegmentsRealEstateMember 2024-04-01 2025-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:PeInvestmentAndConcessionMember 2024-04-01 2025-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentAndEnergyMember 2024-04-01 2025-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:AircraftAndShipsMember 2024-04-01 2025-03-31 0001070304 us-gaap:CorporateNonSegmentMember 2024-04-01 2025-03-31 0001070304 us-gaap:AccumulatedTranslationAdjustmentMember 2024-04-01 2025-03-31 0001070304 us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember 2024-04-01 2025-03-31 0001070304 us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2024-04-01 2025-03-31 0001070304 ck0001070304:ImpactOfChangesInPolicyLiabilityDiscountRateMember 2024-04-01 2025-03-31 0001070304 ck0001070304:DebtValuationAdjustmentsMember 2024-04-01 2025-03-31 0001070304 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2024-04-01 2025-03-31 0001070304 ck0001070304:SaleOfInvestmentsMember us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2024-04-01 2025-03-31 0001070304 ck0001070304:PropertyUnderFacilityOperationsMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OfficeFacilitiesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:AmortizationMember us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2024-04-01 2025-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember 2024-04-01 2025-03-31 0001070304 us-gaap:IntersegmentEliminationMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OptionsHeldWrittenAndOtherMember us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember 2024-04-01 2025-03-31 0001070304 ck0001070304:TradingDebtSecuritiesMember 2024-04-01 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ExtendedMaturityAndInterestRateReductionMember 2024-04-01 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember us-gaap:ExtendedMaturityAndInterestRateReductionMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember us-gaap:ExtendedMaturityAndInterestRateReductionMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:NonRecourseLoansMember us-gaap:ExtendedMaturityAndInterestRateReductionMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:NonRecourseLoansMember srt:AmericasMember us-gaap:ExtendedMaturityAndInterestRateReductionMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember us-gaap:PrincipalForgivenessMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP us-gaap:PrincipalForgivenessMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP us-gaap:ContractualInterestRateReductionMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember us-gaap:PrincipalForgivenessMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember us-gaap:ExtendedMaturityMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember us-gaap:ContractualInterestRateReductionMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP us-gaap:ExtendedMaturityMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP us-gaap:ContractualInterestRateReductionMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2024-04-01 2025-03-31 0001070304 us-gaap:ContractualInterestRateReductionMember 2024-04-01 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ContractualInterestRateReductionMember 2024-04-01 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ExtendedMaturityMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP us-gaap:PrincipalForgivenessMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP us-gaap:ExtendedMaturityMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2024-04-01 2025-03-31 0001070304 ck0001070304:LoansToEquityMethodInvesteesMember us-gaap:ExtendedMaturityMember 2024-04-01 2025-03-31 0001070304 ck0001070304:LoansToEquityMethodInvesteesMember us-gaap:PrincipalForgivenessMember 2024-04-01 2025-03-31 0001070304 us-gaap:ExtendedMaturityMember 2024-04-01 2025-03-31 0001070304 us-gaap:PrincipalForgivenessMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember us-gaap:ExtendedMaturityAndInterestRateReductionMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:NonRecourseLoansMember srt:AmericasMember us-gaap:ExtendedMaturityMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:NonRecourseLoansMember srt:AmericasMember us-gaap:PrincipalForgivenessMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember us-gaap:ContractualInterestRateReductionMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember us-gaap:ExtendedMaturityMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember us-gaap:PrincipalForgivenessMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2024-04-01 2025-03-31 0001070304 ck0001070304:LoansToEquityMethodInvesteesMember us-gaap:ContractualInterestRateReductionMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember us-gaap:ExtendedMaturityMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember us-gaap:PrincipalForgivenessMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:NonRecourseLoansMember us-gaap:ContractualInterestRateReductionMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:NonRecourseLoansMember us-gaap:ExtendedMaturityMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:NonRecourseLoansMember us-gaap:PrincipalForgivenessMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:NonRecourseLoansMember srt:AmericasMember us-gaap:ContractualInterestRateReductionMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP us-gaap:ExtendedMaturityAndInterestRateReductionMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember us-gaap:ContractualInterestRateReductionMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember us-gaap:ExtendedMaturityMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember us-gaap:ExtendedMaturityAndInterestRateReductionMember 2024-04-01 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:PrincipalForgivenessMember 2024-04-01 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember us-gaap:ContractualInterestRateReductionMember 2024-04-01 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember us-gaap:ExtendedMaturityMember 2024-04-01 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember us-gaap:PrincipalForgivenessMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember us-gaap:ContractualInterestRateReductionMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP us-gaap:ExtendedMaturityAndInterestRateReductionMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember us-gaap:ExtendedMaturityAndInterestRateReductionMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2024-04-01 2025-03-31 0001070304 ck0001070304:LoansToEquityMethodInvesteesMember us-gaap:ExtendedMaturityAndInterestRateReductionMember 2024-04-01 2025-03-31 0001070304 us-gaap:ExtendedMaturityAndInterestRateReductionMember 2024-04-01 2025-03-31 0001070304 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember ck0001070304:DebtValuationAdjustmentsMember 2024-04-01 2025-03-31 0001070304 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OtherForeignBenefitPlansMember 2024-04-01 2025-03-31 0001070304 ck0001070304:RealEstateManagmentAndBrokerageMember 2024-04-01 2025-03-31 0001070304 ck0001070304:RealEstateContractWorkMember 2024-04-01 2025-03-31 0001070304 ck0001070304:FacilitiesOperationMember 2024-04-01 2025-03-31 0001070304 us-gaap:ProductAndServiceOtherMember 2024-04-01 2025-03-31 0001070304 ck0001070304:AutomobileServicesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:ExpensesOfCostsOfGoodsAndRealEstateSoldAndServicesExpensesMember 2024-04-01 2025-03-31 0001070304 us-gaap:ProductMember 2024-04-01 2025-03-31 0001070304 ck0001070304:EnvironmentalAndEnergyMember 2024-04-01 2025-03-31 0001070304 us-gaap:RealEstateMember 2024-04-01 2025-03-31 0001070304 ck0001070304:AssetManagementAndServicingMember 2024-04-01 2025-03-31 0001070304 ck0001070304:BanksFixedRateMember 2024-04-01 2025-03-31 0001070304 ck0001070304:InsuranceCompaniesAndOthersFixedRateMember 2024-04-01 2025-03-31 0001070304 ck0001070304:BanksFloatingRateMember 2024-04-01 2025-03-31 0001070304 ck0001070304:PayablesUnderSecuritizedLeaseReceivablesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:InsuranceCompaniesAndOthersFloatingRateMember 2024-04-01 2025-03-31 0001070304 ck0001070304:UnsecuredBondMember 2024-04-01 2025-03-31 0001070304 ck0001070304:PayablesUnderSecuritizedLoanReceivablesAndInvestmentInSecuritiesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:UnsecuredNotesUnderMediumTermNoteProgramMember 2024-04-01 2025-03-31 0001070304 us-gaap:ForeignExchangeContractMember ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember 2024-04-01 2025-03-31 0001070304 us-gaap:FutureMember ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember 2024-04-01 2025-03-31 0001070304 us-gaap:StockCompensationPlanMember 2024-04-01 2025-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2024-04-01 2025-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:CorporateDebtSecuritiesMember 2024-04-01 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:AvailableForSaleDebtSecuritiesMember ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember 2024-04-01 2025-03-31 0001070304 us-gaap:EquitySecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsAndOthersMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OtherAssetMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:ReinsuranceRecoverableMember 2024-04-01 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:LoansHeldForSaleMember 2024-04-01 2025-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:CommercialMortgageBackedSecuritiesAndResidentialMortgageBackedSecuritiesInAmericasMember 2024-04-01 2025-03-31 0001070304 us-gaap:DerivativeMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember 2024-04-01 2025-03-31 0001070304 us-gaap:DerivativeMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2024-04-01 2025-03-31 0001070304 ck0001070304:OtherAssetMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2024-04-01 2025-03-31 0001070304 us-gaap:EquitySecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2024-04-01 2025-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherAssetBackedAndDebtSecuritiesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember 2024-04-01 2025-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2024-04-01 2025-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2024-04-01 2025-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember 2024-04-01 2025-03-31 0001070304 ck0001070304:RealEstatesMember us-gaap:OperatingSegmentsMember 2024-04-01 2025-03-31 0001070304 ck0001070304:RealEstatesMember us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember 2024-04-01 2025-03-31 0001070304 ck0001070304:RealEstatesMember us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember 2024-04-01 2025-03-31 0001070304 ck0001070304:BankingAndCreditMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember 2024-04-01 2025-03-31 0001070304 ck0001070304:BankingAndCreditMember us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember 2024-04-01 2025-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember ck0001070304:PeInvestmentAndConcessionMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductMember ck0001070304:AircraftAndShipsMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember ck0001070304:EnvironmentAndEnergyMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember ck0001070304:RealEstatesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember 2024-04-01 2025-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember 2024-04-01 2025-03-31 0001070304 ck0001070304:InsuranceMember us-gaap:OperatingSegmentsMember us-gaap:ProductMember 2024-04-01 2025-03-31 0001070304 ck0001070304:InsuranceMember us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember 2024-04-01 2025-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember us-gaap:OperatingSegmentsMember us-gaap:ProductMember 2024-04-01 2025-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember us-gaap:OperatingSegmentsMember us-gaap:ProductMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember ck0001070304:InsuranceMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember ck0001070304:InsuranceMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember ck0001070304:InsuranceMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember ck0001070304:InsuranceMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember ck0001070304:RealEstatesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductMember ck0001070304:BankingAndCreditMember 2024-04-01 2025-03-31 0001070304 ck0001070304:BankingAndCreditMember us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember 2024-04-01 2025-03-31 0001070304 ck0001070304:BankingAndCreditMember us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember 2024-04-01 2025-03-31 0001070304 ck0001070304:BankingAndCreditMember us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:InsuranceMember us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember 2024-04-01 2025-03-31 0001070304 ck0001070304:InsuranceMember us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember ck0001070304:BankingAndCreditMember 2024-04-01 2025-03-31 0001070304 ck0001070304:AircraftAndShipsMember us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:AircraftAndShipsMember us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember 2024-04-01 2025-03-31 0001070304 ck0001070304:InsuranceMember us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember 2024-04-01 2025-03-31 0001070304 ck0001070304:AircraftAndShipsMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember 2024-04-01 2025-03-31 0001070304 ck0001070304:AircraftAndShipsMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember ck0001070304:AircraftAndShipsMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember ck0001070304:AircraftAndShipsMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember ck0001070304:BankingAndCreditMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember ck0001070304:BankingAndCreditMember 2024-04-01 2025-03-31 0001070304 ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember ck0001070304:RealEstatesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember ck0001070304:EnvironmentAndEnergyMember 2024-04-01 2025-03-31 0001070304 ck0001070304:AircraftAndShipsMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember 2024-04-01 2025-03-31 0001070304 ck0001070304:AircraftAndShipsMember us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductMember ck0001070304:RealEstatesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:RealEstatesMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember 2024-04-01 2025-03-31 0001070304 ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember 2024-04-01 2025-03-31 0001070304 ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember us-gaap:OperatingSegmentsMember us-gaap:ProductMember 2024-04-01 2025-03-31 0001070304 ck0001070304:RealEstatesMember us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember 2024-04-01 2025-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember 2024-04-01 2025-03-31 0001070304 ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember ck0001070304:RealEstatesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember ck0001070304:EnvironmentAndEnergyMember 2024-04-01 2025-03-31 0001070304 ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember 2024-04-01 2025-03-31 0001070304 ck0001070304:AsiaAndAustraliaMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember 2024-04-01 2025-03-31 0001070304 srt:ConsolidationEliminationsMember ck0001070304:FacilitiesOperationMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:ORIXUsaMember us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OrixEuropeMember us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember ck0001070304:AsiaAndAustraliaMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember ck0001070304:OrixEuropeMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember ck0001070304:AsiaAndAustraliaMember 2024-04-01 2025-03-31 0001070304 srt:ConsolidationEliminationsMember us-gaap:ProductMember 2024-04-01 2025-03-31 0001070304 srt:ConsolidationEliminationsMember ck0001070304:AutomobileServicesMember 2024-04-01 2025-03-31 0001070304 srt:ConsolidationEliminationsMember ck0001070304:EnvironmentalAndEnergyMember 2024-04-01 2025-03-31 0001070304 ck0001070304:AsiaAndAustraliaMember us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember ck0001070304:OrixEuropeMember 2024-04-01 2025-03-31 0001070304 ck0001070304:ORIXUsaMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember 2024-04-01 2025-03-31 0001070304 ck0001070304:AsiaAndAustraliaMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember 2024-04-01 2025-03-31 0001070304 ck0001070304:ORIXUsaMember us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember 2024-04-01 2025-03-31 0001070304 ck0001070304:ORIXUsaMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember 2024-04-01 2025-03-31 0001070304 ck0001070304:ORIXUsaMember us-gaap:OperatingSegmentsMember us-gaap:ProductMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember ck0001070304:AsiaAndAustraliaMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductMember ck0001070304:OrixEuropeMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductMember ck0001070304:AsiaAndAustraliaMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2024-04-01 2025-03-31 0001070304 srt:ConsolidationEliminationsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember ck0001070304:ORIXUsaMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember ck0001070304:OrixEuropeMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember ck0001070304:OrixEuropeMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember 2024-04-01 2025-03-31 0001070304 srt:ConsolidationEliminationsMember us-gaap:RealEstateMember 2024-04-01 2025-03-31 0001070304 srt:ConsolidationEliminationsMember ck0001070304:AssetManagementAndServicingMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember 2024-04-01 2025-03-31 0001070304 srt:ConsolidationEliminationsMember 2024-04-01 2025-03-31 0001070304 ck0001070304:AsiaAndAustraliaMember us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember 2024-04-01 2025-03-31 0001070304 ck0001070304:AsiaAndAustraliaMember us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember 2024-04-01 2025-03-31 0001070304 ck0001070304:ORIXUsaMember us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OrixEuropeMember us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember ck0001070304:OrixEuropeMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember ck0001070304:ORIXUsaMember 2024-04-01 2025-03-31 0001070304 ck0001070304:ORIXUsaMember us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OrixEuropeMember us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2024-04-01 2025-03-31 0001070304 srt:ConsolidationEliminationsMember us-gaap:ProductAndServiceOtherMember 2024-04-01 2025-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember 2024-04-01 2025-03-31 0001070304 srt:ConsolidationEliminationsMember ck0001070304:RealEstateContractWorkMember 2024-04-01 2025-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateAndServiceMember 2024-04-01 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:PolicyLiabilitiesAndPolicyAccountBalancesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:PolicyLiabilitiesAndPolicyAccountBalancesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember 2024-04-01 2025-03-31 0001070304 us-gaap:AccountsPayableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:ContingentConsiderationMember 2024-04-01 2025-03-31 0001070304 us-gaap:AccountsPayableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2024-04-01 2025-03-31 0001070304 us-gaap:ForeignExchangeContractMember us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedTranslationAdjustmentMember 2024-04-01 2025-03-31 0001070304 us-gaap:ParentMember 2024-04-01 2025-03-31 0001070304 us-gaap:NoncontrollingInterestMember 2024-04-01 2025-03-31 0001070304 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2024-04-01 2025-03-31 0001070304 us-gaap:AdditionalPaidInCapitalMember 2024-04-01 2025-03-31 0001070304 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedTranslationAdjustmentMember 2024-04-01 2025-03-31 0001070304 us-gaap:RetainedEarningsMember 2024-04-01 2025-03-31 0001070304 us-gaap:TreasuryStockCommonMember 2024-04-01 2025-03-31 0001070304 us-gaap:InterestRateSwapMember us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember 2024-04-01 2025-03-31 0001070304 us-gaap:ForeignExchangeContractMember us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember 2024-04-01 2025-03-31 0001070304 us-gaap:CurrencySwapMember us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember 2024-04-01 2025-03-31 0001070304 ck0001070304:FinanceRevenuesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OperatingLeasesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember 2024-04-01 2025-03-31 0001070304 ck0001070304:GainsLossesOnInvestmentSecuritiesAndDividendsMember 2024-04-01 2025-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember 2024-04-01 2025-03-31 0001070304 us-gaap:ServiceMember 2024-04-01 2025-03-31 0001070304 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember 2024-04-01 2025-03-31 0001070304 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2024-04-01 2025-03-31 0001070304 ck0001070304:ForeignMunicipalBondSecuritiesMember 2024-04-01 2025-03-31 0001070304 us-gaap:ForeignCorporateDebtSecuritiesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:ForeignOtherAssetBackedSecuritiesAndDebtSecuritiesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:CorporateRealEstateCompaniesLoansMember country:JP 2024-04-01 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2024-04-01 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2024-04-01 2025-03-31 0001070304 ck0001070304:PurchasedLoanPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 ck0001070304:LoansToEquityMethodInvesteesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:InstallmentLoansNetAndInvestmentInLeasesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember srt:AmericasMember 2024-04-01 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2024-04-01 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateMember country:JP 2024-04-01 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateMember ck0001070304:OverseasMember 2024-04-01 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember country:JP 2024-04-01 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember country:JP 2024-04-01 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember ck0001070304:OverseasMember 2024-04-01 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember country:JP 2024-04-01 2025-03-31 0001070304 ck0001070304:OtherFinancialAssetsMeasuredAtAmortizedCostMember 2024-04-01 2025-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember ck0001070304:OverseasMember 2024-04-01 2025-03-31 0001070304 country:JP ck0001070304:NetInvestmentInLeasesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember 2024-04-01 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateMember 2024-04-01 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:RealEstateLoansMember ck0001070304:OverseasMember 2024-04-01 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:RealEstateLoansMember country:JP 2024-04-01 2025-03-31 0001070304 ck0001070304:OtherGuaranteesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:RealEstateLoansMember 2024-04-01 2025-03-31 0001070304 ck0001070304:TransferredLoansMember 2024-04-01 2025-03-31 0001070304 ck0001070304:CorporateLoansMember 2024-04-01 2025-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionSegmentMember 2024-04-01 2025-03-31 0001070304 us-gaap:CashFlowHedgingMember 2024-04-01 2025-03-31 0001070304 us-gaap:ForeignExchangeContractMember us-gaap:FairValueHedgingMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2024-04-01 2025-03-31 0001070304 us-gaap:ForeignExchangeContractMember us-gaap:FairValueHedgingMember us-gaap:OtherOperatingIncomeExpenseMember 2024-04-01 2025-03-31 0001070304 us-gaap:ForeignExchangeContractMember us-gaap:FairValueHedgingMember us-gaap:InterestExpenseMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember us-gaap:FairValueHedgingMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember us-gaap:FairValueHedgingMember us-gaap:InterestExpenseMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember us-gaap:FairValueHedgingMember us-gaap:OtherOperatingIncomeExpenseMember 2024-04-01 2025-03-31 0001070304 ck0001070304:PurchasedLoanPortfolioSegmentMember us-gaap:FinancialAssetAcquiredWithCreditDeteriorationMember 2024-04-01 2025-03-31 0001070304 ck0001070304:LifeInsurancePremiumsMember 2024-04-01 2025-03-31 0001070304 ck0001070304:LifeInsuranceRelatedInvestmentIncomeLossMember 2024-04-01 2025-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:ForeignExchangeContractMember 2024-04-01 2025-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember 2024-04-01 2025-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:InterestRateSwapMember 2024-04-01 2025-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:CurrencySwapMember 2024-04-01 2025-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:InterestRateSwapMember us-gaap:OtherOperatingIncomeExpenseMember 2024-04-01 2025-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:ForeignExchangeContractMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2024-04-01 2025-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:ForeignExchangeContractMember us-gaap:InterestExpenseMember 2024-04-01 2025-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:ForeignExchangeContractMember us-gaap:OtherOperatingIncomeExpenseMember 2024-04-01 2025-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:CurrencySwapMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2024-04-01 2025-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:CurrencySwapMember us-gaap:InterestExpenseMember 2024-04-01 2025-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:CurrencySwapMember us-gaap:OtherOperatingIncomeExpenseMember 2024-04-01 2025-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2024-04-01 2025-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember us-gaap:InterestExpenseMember 2024-04-01 2025-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember us-gaap:OtherOperatingIncomeExpenseMember 2024-04-01 2025-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:InterestRateSwapMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2024-04-01 2025-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:InterestRateSwapMember us-gaap:InterestExpenseMember 2024-04-01 2025-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:FairValueHedgingMember us-gaap:InterestRateSwapMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2024-04-01 2025-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:FairValueHedgingMember us-gaap:InterestRateSwapMember us-gaap:InterestExpenseMember 2024-04-01 2025-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:FairValueHedgingMember us-gaap:InterestRateSwapMember us-gaap:OtherOperatingIncomeExpenseMember 2024-04-01 2025-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:FairValueHedgingMember us-gaap:ForeignExchangeContractMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2024-04-01 2025-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:FairValueHedgingMember us-gaap:ForeignExchangeContractMember us-gaap:InterestExpenseMember 2024-04-01 2025-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:FairValueHedgingMember us-gaap:ForeignExchangeContractMember us-gaap:OtherOperatingIncomeExpenseMember 2024-04-01 2025-03-31 0001070304 us-gaap:NetInvestmentHedgingMember us-gaap:DesignatedAsHedgingInstrumentMember ck0001070304:DebtLoansAndBondsInForeignCurrenciesMember 2024-04-01 2025-03-31 0001070304 us-gaap:NetInvestmentHedgingMember us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:ForeignExchangeContractMember 2024-04-01 2025-03-31 0001070304 us-gaap:NetInvestmentHedgingMember us-gaap:DesignatedAsHedgingInstrumentMember ck0001070304:GainsLossesOnSalesOfSubsidiariesAndEquityMethodInvestmentsAndLiquidationLossesNetMember ck0001070304:DebtLoansAndBondsInForeignCurrenciesMember 2024-04-01 2025-03-31 0001070304 us-gaap:NetInvestmentHedgingMember us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:InterestExpenseMember ck0001070304:DebtLoansAndBondsInForeignCurrenciesMember 2024-04-01 2025-03-31 0001070304 us-gaap:NetInvestmentHedgingMember us-gaap:DesignatedAsHedgingInstrumentMember ck0001070304:GainsLossesOnSalesOfSubsidiariesAndEquityMethodInvestmentsAndLiquidationLossesNetMember us-gaap:ForeignExchangeContractMember 2024-04-01 2025-03-31 0001070304 us-gaap:NetInvestmentHedgingMember us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:InterestExpenseMember us-gaap:ForeignExchangeContractMember 2024-04-01 2025-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:InterestRateSwapMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2024-04-01 2025-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:InterestRateSwapMember us-gaap:InterestExpenseMember 2024-04-01 2025-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:InterestRateSwapMember us-gaap:OtherOperatingIncomeExpenseMember 2024-04-01 2025-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:FutureMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2024-04-01 2025-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:ForeignExchangeContractMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2024-04-01 2025-03-31 0001070304 us-gaap:NondesignatedMember ck0001070304:CreditDerivativesHeldOrWrittenMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2024-04-01 2025-03-31 0001070304 us-gaap:NondesignatedMember ck0001070304:CreditDerivativesHeldOrWrittenMember us-gaap:OtherOperatingIncomeExpenseMember 2024-04-01 2025-03-31 0001070304 us-gaap:NondesignatedMember ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember us-gaap:InterestExpenseMember 2024-04-01 2025-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:ForeignExchangeContractMember us-gaap:InterestExpenseMember 2024-04-01 2025-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:ForeignExchangeContractMember us-gaap:OtherOperatingIncomeExpenseMember 2024-04-01 2025-03-31 0001070304 us-gaap:NondesignatedMember ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember us-gaap:OtherOperatingIncomeExpenseMember 2024-04-01 2025-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:FutureMember us-gaap:InterestExpenseMember 2024-04-01 2025-03-31 0001070304 us-gaap:NondesignatedMember ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2024-04-01 2025-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:FutureMember us-gaap:OtherOperatingIncomeExpenseMember 2024-04-01 2025-03-31 0001070304 us-gaap:NondesignatedMember ck0001070304:CreditDerivativesHeldOrWrittenMember us-gaap:InterestExpenseMember 2024-04-01 2025-03-31 0001070304 ck0001070304:DivestitureMember 2024-04-01 2025-03-31 0001070304 ck0001070304:EnvironmentalAndEnergyMember 2024-04-01 2025-03-31 0001070304 ck0001070304:FirstSectorYenDenominatedInsuranceMember 2024-04-01 2025-03-31 0001070304 ck0001070304:ThirdSectorYenDenominatedInsuranceMember 2024-04-01 2025-03-31 0001070304 ck0001070304:ForeignCurrencyDenominatedInsuranceMember 2024-04-01 2025-03-31 0001070304 us-gaap:WholeLifeInsuranceMember 2024-04-01 2025-03-31 0001070304 ck0001070304:FixedAnnuityAndAnnuitizationBenefitsMember 2024-04-01 2025-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:RealEstateCompaniesMember ck0001070304:OverseasMember srt:MinimumMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember srt:MaximumMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember srt:MinimumMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:RealEstateCompaniesMember ck0001070304:OverseasMember srt:MaximumMember 2024-04-01 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember srt:MaximumMember 2024-04-01 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember srt:MinimumMember 2024-04-01 2025-03-31 0001070304 us-gaap:ExtendedMaturityMember us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:RealEstateCompaniesMember country:JP 2024-04-01 2025-03-31 0001070304 us-gaap:ExtendedMaturityMember us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:RealEstateCompaniesMember ck0001070304:OverseasMember 2024-04-01 2025-03-31 0001070304 us-gaap:PrincipalForgivenessMember us-gaap:CommercialPortfolioSegmentMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember 2024-04-01 2025-03-31 0001070304 us-gaap:ExtendedMaturityAndInterestRateReductionMember us-gaap:CommercialPortfolioSegmentMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember 2024-04-01 2025-03-31 0001070304 ck0001070304:ExtendedInterestRateReductionAndPrincipalForgivenessMember us-gaap:CommercialPortfolioSegmentMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember 2024-04-01 2025-03-31 0001070304 us-gaap:ExtendedMaturityAndPrincipalForgivenessMember us-gaap:CommercialPortfolioSegmentMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember 2024-04-01 2025-03-31 0001070304 ck0001070304:ExtendedInterestRateReductionAndPrincipalForgivenessMember us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember 2024-04-01 2025-03-31 0001070304 us-gaap:ExtendedMaturityAndPrincipalForgivenessMember us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember 2024-04-01 2025-03-31 0001070304 us-gaap:ContractualInterestRateReductionMember us-gaap:CommercialPortfolioSegmentMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember 2024-04-01 2025-03-31 0001070304 us-gaap:ExtendedMaturityMember us-gaap:CommercialPortfolioSegmentMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember 2024-04-01 2025-03-31 0001070304 us-gaap:ExtendedMaturityAndPrincipalForgivenessMember us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember 2024-04-01 2025-03-31 0001070304 ck0001070304:ExtendedInterestRateReductionAndPrincipalForgivenessMember us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember 2024-04-01 2025-03-31 0001070304 us-gaap:ExtendedMaturityAndPrincipalForgivenessMember 2024-04-01 2025-03-31 0001070304 ck0001070304:ExtendedInterestRateReductionAndPrincipalForgivenessMember 2024-04-01 2025-03-31 0001070304 us-gaap:ExtendedMaturityAndPrincipalForgivenessMember us-gaap:ConsumerPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 ck0001070304:ExtendedInterestRateReductionAndPrincipalForgivenessMember us-gaap:ConsumerPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 us-gaap:ExtendedMaturityAndPrincipalForgivenessMember us-gaap:CommercialPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 ck0001070304:ExtendedInterestRateReductionAndPrincipalForgivenessMember us-gaap:CommercialPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember ck0001070304:RealEstateCompaniesMember ck0001070304:OverseasMember us-gaap:CommercialPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember ck0001070304:RealEstateCompaniesMember ck0001070304:OverseasMember us-gaap:CommercialPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancialAssetPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember us-gaap:CommercialPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember us-gaap:CommercialPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember us-gaap:CommercialPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember 2024-04-01 2025-03-31 0001070304 us-gaap:FinancialAssetPastDueMember us-gaap:ConsumerPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:FinancingReceivables30To89DaysPastDueMember 2024-04-01 2025-03-31 0001070304 us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:ConsumerPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:CommercialPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancialAssetPastDueMember ck0001070304:RealEstateCompaniesMember ck0001070304:OverseasMember us-gaap:CommercialPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 ck0001070304:NonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember srt:AmericasMember us-gaap:CommercialPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 ck0001070304:NonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember srt:AmericasMember us-gaap:CommercialPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 ck0001070304:NonRecourseLoansMember us-gaap:FinancialAssetPastDueMember srt:AmericasMember us-gaap:CommercialPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 ck0001070304:NonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:CommercialPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 ck0001070304:NonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember us-gaap:CommercialPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:NonRecourseLoansMember us-gaap:FinancialAssetPastDueMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancialAssetPastDueMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OtherConsumerLoanMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:ConsumerPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OtherConsumerLoanMember ck0001070304:FinancingReceivables30To89DaysPastDueMember us-gaap:ConsumerPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember us-gaap:FinancialAssetPastDueMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:FinancingReceivables30To89DaysPastDueMember 2024-04-01 2025-03-31 0001070304 us-gaap:FinancialAssetPastDueMember us-gaap:CommercialPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember us-gaap:CommercialPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 us-gaap:FinancialAssetPastDueMember ck0001070304:LoansToEquityMethodInvesteesMember 2024-04-01 2025-03-31 0001070304 ck0001070304:FinancingReceivables30To89DaysPastDueMember ck0001070304:LoansToEquityMethodInvesteesMember 2024-04-01 2025-03-31 0001070304 us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember ck0001070304:LoansToEquityMethodInvesteesMember 2024-04-01 2025-03-31 0001070304 us-gaap:FinancialAssetPastDueMember 2024-04-01 2025-03-31 0001070304 ck0001070304:FinancingReceivables30To89DaysPastDueMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancialAssetPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember country:JP us-gaap:CommercialPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember country:JP us-gaap:CommercialPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember country:JP us-gaap:CommercialPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancialAssetPastDueMember ck0001070304:RealEstateCompaniesMember country:JP us-gaap:CommercialPortfolioSegmentMember 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember ck0001070304:RealEstateCompaniesMember country:JP 2024-04-01 2025-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember ck0001070304:RealEstateCompaniesMember country:JP 2024-04-01 2025-03-31 0001070304 ck0001070304:RealEstateAssetMember 2024-04-01 2025-03-31 0001070304 ck0001070304:OperatingLeaseAssetsOtherThanRealEstateMember 2024-04-01 2025-03-31 0001070304 us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OrixEuropeMember 2025-04-01 2026-03-31 0001070304 ck0001070304:AsiaAndAustraliaMember 2025-04-01 2026-03-31 0001070304 us-gaap:CorporateMember 2025-04-01 2026-03-31 0001070304 ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2025-04-01 2026-03-31 0001070304 ck0001070304:RealEstateSegmentMember 2025-04-01 2026-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember 2025-04-01 2026-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember 2025-04-01 2026-03-31 0001070304 ck0001070304:AircraftAndShipsMember 2025-04-01 2026-03-31 0001070304 ck0001070304:ORIXUsaMember 2025-04-01 2026-03-31 0001070304 ck0001070304:InsuranceMember 2025-04-01 2026-03-31 0001070304 ck0001070304:BankingAndCreditMember 2025-04-01 2026-03-31 0001070304 country:JP 2025-04-01 2026-03-31 0001070304 us-gaap:ForeignPlanMember 2025-04-01 2026-03-31 0001070304 us-gaap:PropertyPlantAndEquipmentOtherTypesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:CondominiumsMember 2025-04-01 2026-03-31 0001070304 ck0001070304:CommercialFacilitiesOtherThanOfficeBuildingsMember 2025-04-01 2026-03-31 0001070304 srt:ReportableGeographicalComponentsMember ck0001070304:OtherCountriesMember 2025-04-01 2026-03-31 0001070304 srt:ReportableGeographicalComponentsMember srt:AmericasMember 2025-04-01 2026-03-31 0001070304 srt:ReportableGeographicalComponentsMember country:JP 2025-04-01 2026-03-31 0001070304 us-gaap:VariableInterestEntityPrimaryBeneficiaryMember 2025-04-01 2026-03-31 0001070304 us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember 2025-04-01 2026-03-31 0001070304 us-gaap:CashFlowHedgingMember 2025-04-01 2026-03-31 0001070304 us-gaap:FairValueHedgingMember 2025-04-01 2026-03-31 0001070304 us-gaap:NetInvestmentHedgingMember 2025-04-01 2026-03-31 0001070304 us-gaap:NondesignatedMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OfficersCompensationBoardIncentivePlanMember 2025-04-01 2026-03-31 0001070304 ck0001070304:ClosedOfficeLeaseObligationsMember us-gaap:BusinessRestructuringReservesMember 2025-04-01 2026-03-31 0001070304 us-gaap:BusinessRestructuringReservesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:EmployeeSeveranceAndOtherCostMember us-gaap:BusinessRestructuringReservesMember 2025-04-01 2026-03-31 0001070304 us-gaap:ValuationAllowanceOfDeferredTaxAssetsMember 2025-04-01 2026-03-31 0001070304 us-gaap:GeographicConcentrationRiskMember country:US 2025-04-01 2026-03-31 0001070304 us-gaap:GeographicConcentrationRiskMember country:JP 2025-04-01 2026-03-31 0001070304 us-gaap:CorporateDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember 2025-04-01 2026-03-31 0001070304 us-gaap:EquitySecuritiesMember us-gaap:FairValueMeasurementsRecurringMember 2025-04-01 2026-03-31 0001070304 ck0001070304:JapaneseAndForeignGovernmentBondSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember 2025-04-01 2026-03-31 0001070304 ck0001070304:LoansHeldForSaleMember us-gaap:FairValueMeasurementsRecurringMember 2025-04-01 2026-03-31 0001070304 us-gaap:EquityMethodInvestmentNonconsolidatedInvesteeOtherMember 2025-04-01 2026-03-31 0001070304 ck0001070304:TBInvestmentLimitedPartnershipMember 2025-04-01 2026-03-31 0001070304 ck0001070304:O2025ADividendsMember 2025-04-01 2026-03-31 0001070304 us-gaap:AssetsTotalMember us-gaap:GeographicConcentrationRiskMember country:JP ck0001070304:CustomerMember 2025-04-01 2026-03-31 0001070304 us-gaap:AssetsTotalMember ck0001070304:ReinsuranceRecoverableBalanceMember 2025-04-01 2026-03-31 0001070304 us-gaap:AssetsTotalMember us-gaap:TransportationEquipmentMember ck0001070304:CustomerMember 2025-04-01 2026-03-31 0001070304 us-gaap:AssetsTotalMember ck0001070304:ConsumerRealEstateLoansMember ck0001070304:CustomerMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:SegmentsRealEstateMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:PeInvestmentAndConcessionMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentAndEnergyMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:InsuranceMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:BankingAndCreditMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AircraftAndShipsMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:ORIXUsaMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:OrixEuropeMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AsiaAndAustraliaMember 2025-04-01 2026-03-31 0001070304 ck0001070304:UnsecuredSubordinatedDebtMember 2025-04-01 2026-03-31 0001070304 us-gaap:DomesticCountryMember 2025-04-01 2026-03-31 0001070304 srt:MinimumMember 2025-04-01 2026-03-31 0001070304 us-gaap:EquitySecuritiesMember 2025-04-01 2026-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:SegmentsRealEstateMember 2025-04-01 2026-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2025-04-01 2026-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:AircraftAndShipsMember 2025-04-01 2026-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:BankingAndCreditMember 2025-04-01 2026-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:InsuranceMember 2025-04-01 2026-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentAndEnergyMember 2025-04-01 2026-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2025-04-01 2026-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:OrixEuropeMember 2025-04-01 2026-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:AsiaAndAustraliaMember 2025-04-01 2026-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:AircraftAndShipsMember 2025-04-01 2026-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:BankingAndCreditMember 2025-04-01 2026-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:InsuranceMember 2025-04-01 2026-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:SegmentsRealEstateMember 2025-04-01 2026-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:AircraftAndShipsMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:BankingAndCreditMember 2025-04-01 2026-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:PeInvestmentAndConcessionMember 2025-04-01 2026-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:SegmentsRealEstateMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:PeInvestmentAndConcessionMember 2025-04-01 2026-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:AircraftAndShipsMember 2025-04-01 2026-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:BankingAndCreditMember 2025-04-01 2026-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentAndEnergyMember 2025-04-01 2026-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:PeInvestmentAndConcessionMember 2025-04-01 2026-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:PeInvestmentAndConcessionMember 2025-04-01 2026-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2025-04-01 2026-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:SegmentsRealEstateMember 2025-04-01 2026-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:PeInvestmentAndConcessionMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:InsuranceMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentAndEnergyMember 2025-04-01 2026-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:BankingAndCreditMember 2025-04-01 2026-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:AircraftAndShipsMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:SegmentsRealEstateMember 2025-04-01 2026-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:InsuranceMember 2025-04-01 2026-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentAndEnergyMember 2025-04-01 2026-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember 2025-04-01 2026-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:ORIXUsaMember 2025-04-01 2026-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:OrixEuropeMember 2025-04-01 2026-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:AsiaAndAustraliaMember 2025-04-01 2026-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentAndEnergyMember 2025-04-01 2026-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:InsuranceMember 2025-04-01 2026-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:OrixEuropeMember 2025-04-01 2026-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:AsiaAndAustraliaMember 2025-04-01 2026-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:ORIXUsaMember 2025-04-01 2026-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:ORIXUsaMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember 2025-04-01 2026-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:ORIXUsaMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:OrixEuropeMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:AsiaAndAustraliaMember 2025-04-01 2026-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember 2025-04-01 2026-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:ORIXUsaMember 2025-04-01 2026-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:OrixEuropeMember 2025-04-01 2026-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:AsiaAndAustraliaMember 2025-04-01 2026-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember 2025-04-01 2026-03-31 0001070304 us-gaap:CorporateNonSegmentMember 2025-04-01 2026-03-31 0001070304 us-gaap:AccumulatedTranslationAdjustmentMember 2025-04-01 2026-03-31 0001070304 us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2025-04-01 2026-03-31 0001070304 ck0001070304:ImpactOfChangesInPolicyLiabilityDiscountRateMember 2025-04-01 2026-03-31 0001070304 ck0001070304:DebtValuationAdjustmentsMember 2025-04-01 2026-03-31 0001070304 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2025-04-01 2026-03-31 0001070304 us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember 2025-04-01 2026-03-31 0001070304 us-gaap:RetainedEarningsMember 2025-04-01 2026-03-31 0001070304 ck0001070304:SaleOfInvestmentsMember us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2025-04-01 2026-03-31 0001070304 ck0001070304:PropertyUnderFacilityOperationsMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OfficeFacilitiesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:AmortizationMember us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2025-04-01 2026-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember 2025-04-01 2026-03-31 0001070304 us-gaap:StockCompensationPlanMember 2025-04-01 2026-03-31 0001070304 us-gaap:IntersegmentEliminationMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OptionsHeldWrittenAndOtherMember us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember 2025-04-01 2026-03-31 0001070304 us-gaap:ComputerSoftwareIntangibleAssetMember 2025-04-01 2026-03-31 0001070304 ck0001070304:CustomerRelationshipsAndOthersMember 2025-04-01 2026-03-31 0001070304 us-gaap:OtherIntangibleAssetsMember 2025-04-01 2026-03-31 0001070304 ck0001070304:TradingDebtSecuritiesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember country:JP us-gaap:PrincipalForgivenessMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP us-gaap:PrincipalForgivenessMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP us-gaap:ExtendedMaturityMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2025-04-01 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember us-gaap:ContractualInterestRateReductionMember 2025-04-01 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ContractualInterestRateReductionMember 2025-04-01 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ExtendedMaturityMember 2025-04-01 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:PrincipalForgivenessMember 2025-04-01 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember us-gaap:PrincipalForgivenessMember 2025-04-01 2026-03-31 0001070304 us-gaap:ContractualInterestRateReductionMember 2025-04-01 2026-03-31 0001070304 us-gaap:ExtendedMaturityMember 2025-04-01 2026-03-31 0001070304 us-gaap:PrincipalForgivenessMember 2025-04-01 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember us-gaap:ExtendedMaturityMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP us-gaap:ContractualInterestRateReductionMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember us-gaap:ContractualInterestRateReductionMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember us-gaap:ExtendedMaturityMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember us-gaap:PrincipalForgivenessMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2025-04-01 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember us-gaap:ContractualInterestRateReductionMember 2025-04-01 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember us-gaap:ExtendedMaturityMember 2025-04-01 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember ck0001070304:OverseasMember us-gaap:PrincipalForgivenessMember 2025-04-01 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember ck0001070304:OverseasMember us-gaap:ContractualInterestRateReductionMember 2025-04-01 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember ck0001070304:OverseasMember us-gaap:ExtendedMaturityMember 2025-04-01 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember country:JP us-gaap:ExtendedMaturityMember 2025-04-01 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember country:JP us-gaap:ContractualInterestRateReductionMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP us-gaap:ContractualInterestRateReductionMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember us-gaap:PrincipalForgivenessMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember us-gaap:ExtendedMaturityMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember us-gaap:ContractualInterestRateReductionMember 2025-04-01 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember us-gaap:PrincipalForgivenessMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember us-gaap:ContractualInterestRateReductionMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember us-gaap:ExtendedMaturityMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember us-gaap:PrincipalForgivenessMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP us-gaap:PrincipalForgivenessMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP us-gaap:ExtendedMaturityMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2025-04-01 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember ck0001070304:InterestRateReductionTermExtensionAndPrincipalForgivenessMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember us-gaap:ExtendedMaturityAndInterestRateReductionMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:InterestRateReductionTermExtensionAndPrincipalForgivenessMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember us-gaap:ExtendedMaturityAndInterestRateReductionMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:InterestRateReductionTermExtensionAndPrincipalForgivenessMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP us-gaap:ExtendedMaturityAndInterestRateReductionMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2025-04-01 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember country:JP ck0001070304:InterestRateReductionTermExtensionAndPrincipalForgivenessMember 2025-04-01 2026-03-31 0001070304 us-gaap:ExtendedMaturityAndInterestRateReductionMember 2025-04-01 2026-03-31 0001070304 ck0001070304:InterestRateReductionTermExtensionAndPrincipalForgivenessMember 2025-04-01 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ExtendedMaturityAndInterestRateReductionMember 2025-04-01 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:InterestRateReductionTermExtensionAndPrincipalForgivenessMember 2025-04-01 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember us-gaap:ExtendedMaturityAndInterestRateReductionMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP ck0001070304:InterestRateReductionTermExtensionAndPrincipalForgivenessMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember us-gaap:ExtendedMaturityAndInterestRateReductionMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember ck0001070304:InterestRateReductionTermExtensionAndPrincipalForgivenessMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2025-04-01 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember us-gaap:ExtendedMaturityAndInterestRateReductionMember 2025-04-01 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember ck0001070304:InterestRateReductionTermExtensionAndPrincipalForgivenessMember 2025-04-01 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember country:JP us-gaap:ExtendedMaturityAndInterestRateReductionMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP ck0001070304:InterestRateReductionTermExtensionAndPrincipalForgivenessMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP us-gaap:ExtendedMaturityAndInterestRateReductionMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2025-04-01 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember ck0001070304:OverseasMember us-gaap:ExtendedMaturityAndInterestRateReductionMember 2025-04-01 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember ck0001070304:OverseasMember ck0001070304:InterestRateReductionTermExtensionAndPrincipalForgivenessMember 2025-04-01 2026-03-31 0001070304 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember ck0001070304:DebtValuationAdjustmentsMember 2025-04-01 2026-03-31 0001070304 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OtherForeignBenefitPlansMember 2025-04-01 2026-03-31 0001070304 ck0001070304:AutomobileServicesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:EnvironmentalAndEnergyMember 2025-04-01 2026-03-31 0001070304 ck0001070304:RealEstateManagmentAndBrokerageMember 2025-04-01 2026-03-31 0001070304 ck0001070304:FacilitiesOperationMember 2025-04-01 2026-03-31 0001070304 us-gaap:ProductMember 2025-04-01 2026-03-31 0001070304 ck0001070304:RealEstateContractWorkMember 2025-04-01 2026-03-31 0001070304 us-gaap:ProductAndServiceOtherMember 2025-04-01 2026-03-31 0001070304 ck0001070304:AssetManagementAndServicingMember 2025-04-01 2026-03-31 0001070304 ck0001070304:ExpensesOfCostsOfGoodsAndRealEstateSoldAndServicesExpensesMember 2025-04-01 2026-03-31 0001070304 us-gaap:RealEstateMember 2025-04-01 2026-03-31 0001070304 ck0001070304:UnsecuredBondMember 2025-04-01 2026-03-31 0001070304 ck0001070304:UnsecuredNotesUnderMediumTermNoteProgramMember 2025-04-01 2026-03-31 0001070304 ck0001070304:PayablesUnderSecuritizedLeaseReceivablesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:PayablesUnderSecuritizedLoanReceivablesAndInvestmentInSecuritiesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:BanksFloatingRateMember 2025-04-01 2026-03-31 0001070304 ck0001070304:InsuranceCompaniesAndOthersFixedRateMember 2025-04-01 2026-03-31 0001070304 ck0001070304:InsuranceCompaniesAndOthersFloatingRateMember 2025-04-01 2026-03-31 0001070304 ck0001070304:BanksFixedRateMember 2025-04-01 2026-03-31 0001070304 us-gaap:ForeignExchangeContractMember ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember 2025-04-01 2026-03-31 0001070304 us-gaap:FutureMember ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember 2025-04-01 2026-03-31 0001070304 us-gaap:EquitySecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsAndOthersMember 2025-04-01 2026-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherAssetBackedAndDebtSecuritiesMember 2025-04-01 2026-03-31 0001070304 us-gaap:EquitySecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2025-04-01 2026-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:CorporateDebtSecuritiesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2025-04-01 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:AvailableForSaleDebtSecuritiesMember ck0001070304:CommercialMortgageBackedSecuritiesAndResidentialMortgageBackedSecuritiesInAmericasMember 2025-04-01 2026-03-31 0001070304 us-gaap:DerivativeMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember 2025-04-01 2026-03-31 0001070304 us-gaap:DerivativeMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2025-04-01 2026-03-31 0001070304 ck0001070304:OtherAssetMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2025-04-01 2026-03-31 0001070304 ck0001070304:LoansHeldForSaleMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2025-04-01 2026-03-31 0001070304 ck0001070304:OtherAssetMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:ReinsuranceRecoverableMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductMember ck0001070304:OrixEuropeMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductMember ck0001070304:AsiaAndAustraliaMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductMember 2025-04-01 2026-03-31 0001070304 srt:ConsolidationEliminationsMember us-gaap:ProductMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember ck0001070304:PeInvestmentAndConcessionMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember ck0001070304:ORIXUsaMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OrixEuropeMember us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember ck0001070304:ORIXUsaMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember ck0001070304:OrixEuropeMember 2025-04-01 2026-03-31 0001070304 ck0001070304:AsiaAndAustraliaMember us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember 2025-04-01 2026-03-31 0001070304 srt:ConsolidationEliminationsMember us-gaap:RealEstateMember 2025-04-01 2026-03-31 0001070304 ck0001070304:ORIXUsaMember us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OrixEuropeMember us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember 2025-04-01 2026-03-31 0001070304 ck0001070304:AsiaAndAustraliaMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2025-04-01 2026-03-31 0001070304 srt:ConsolidationEliminationsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2025-04-01 2026-03-31 0001070304 srt:ConsolidationEliminationsMember 2025-04-01 2026-03-31 0001070304 ck0001070304:AircraftAndShipsMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2025-04-01 2026-03-31 0001070304 ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember ck0001070304:ORIXUsaMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OrixEuropeMember us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2025-04-01 2026-03-31 0001070304 ck0001070304:InsuranceMember us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:BankingAndCreditMember us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember 2025-04-01 2026-03-31 0001070304 ck0001070304:InsuranceMember us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember ck0001070304:EnvironmentAndEnergyMember 2025-04-01 2026-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember 2025-04-01 2026-03-31 0001070304 ck0001070304:RealEstatesMember us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember ck0001070304:AircraftAndShipsMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember ck0001070304:BankingAndCreditMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember ck0001070304:InsuranceMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember ck0001070304:EnvironmentAndEnergyMember 2025-04-01 2026-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember 2025-04-01 2026-03-31 0001070304 ck0001070304:RealEstatesMember us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2025-04-01 2026-03-31 0001070304 ck0001070304:AircraftAndShipsMember us-gaap:OperatingSegmentsMember us-gaap:ProductMember 2025-04-01 2026-03-31 0001070304 ck0001070304:BankingAndCreditMember us-gaap:OperatingSegmentsMember us-gaap:ProductMember 2025-04-01 2026-03-31 0001070304 ck0001070304:InsuranceMember us-gaap:OperatingSegmentsMember us-gaap:ProductMember 2025-04-01 2026-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember us-gaap:OperatingSegmentsMember us-gaap:ProductMember 2025-04-01 2026-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember us-gaap:OperatingSegmentsMember us-gaap:ProductMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductMember ck0001070304:RealEstatesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:AircraftAndShipsMember us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember ck0001070304:BankingAndCreditMember 2025-04-01 2026-03-31 0001070304 ck0001070304:InsuranceMember us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember 2025-04-01 2026-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember 2025-04-01 2026-03-31 0001070304 ck0001070304:RealEstatesMember us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:RealEstatesMember us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember ck0001070304:AircraftAndShipsMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember ck0001070304:BankingAndCreditMember 2025-04-01 2026-03-31 0001070304 ck0001070304:InsuranceMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember 2025-04-01 2026-03-31 0001070304 ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember 2025-04-01 2026-03-31 0001070304 ck0001070304:RealEstatesMember us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember 2025-04-01 2026-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember 2025-04-01 2026-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember 2025-04-01 2026-03-31 0001070304 ck0001070304:AircraftAndShipsMember us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember 2025-04-01 2026-03-31 0001070304 ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember ck0001070304:AircraftAndShipsMember 2025-04-01 2026-03-31 0001070304 ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember 2025-04-01 2026-03-31 0001070304 ck0001070304:RealEstatesMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember ck0001070304:PeInvestmentAndConcessionMember 2025-04-01 2026-03-31 0001070304 ck0001070304:BankingAndCreditMember us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember ck0001070304:AircraftAndShipsMember 2025-04-01 2026-03-31 0001070304 ck0001070304:BankingAndCreditMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember 2025-04-01 2026-03-31 0001070304 ck0001070304:AircraftAndShipsMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2025-04-01 2026-03-31 0001070304 ck0001070304:RealEstatesMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2025-04-01 2026-03-31 0001070304 ck0001070304:InsuranceMember us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember ck0001070304:BankingAndCreditMember 2025-04-01 2026-03-31 0001070304 ck0001070304:InsuranceMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2025-04-01 2026-03-31 0001070304 ck0001070304:BankingAndCreditMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:RealEstatesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember 2025-04-01 2026-03-31 0001070304 ck0001070304:InsuranceMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember 2025-04-01 2026-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2025-04-01 2026-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember ck0001070304:AsiaAndAustraliaMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2025-04-01 2026-03-31 0001070304 srt:ConsolidationEliminationsMember ck0001070304:AutomobileServicesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:RealEstatesMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember 2025-04-01 2026-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember 2025-04-01 2026-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember 2025-04-01 2026-03-31 0001070304 ck0001070304:AsiaAndAustraliaMember us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember 2025-04-01 2026-03-31 0001070304 srt:ConsolidationEliminationsMember ck0001070304:FacilitiesOperationMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember ck0001070304:ORIXUsaMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember ck0001070304:OrixEuropeMember 2025-04-01 2026-03-31 0001070304 ck0001070304:AsiaAndAustraliaMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember 2025-04-01 2026-03-31 0001070304 srt:ConsolidationEliminationsMember ck0001070304:EnvironmentalAndEnergyMember 2025-04-01 2026-03-31 0001070304 ck0001070304:ORIXUsaMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember ck0001070304:OrixEuropeMember 2025-04-01 2026-03-31 0001070304 ck0001070304:ORIXUsaMember us-gaap:OperatingSegmentsMember us-gaap:ProductMember 2025-04-01 2026-03-31 0001070304 ck0001070304:ORIXUsaMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OrixEuropeMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember 2025-04-01 2026-03-31 0001070304 ck0001070304:AsiaAndAustraliaMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember 2025-04-01 2026-03-31 0001070304 srt:ConsolidationEliminationsMember ck0001070304:RealEstateContractWorkMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember ck0001070304:ORIXUsaMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OrixEuropeMember us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember ck0001070304:AsiaAndAustraliaMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember 2025-04-01 2026-03-31 0001070304 srt:ConsolidationEliminationsMember us-gaap:ProductAndServiceOtherMember 2025-04-01 2026-03-31 0001070304 ck0001070304:AsiaAndAustraliaMember us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember 2025-04-01 2026-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember 2025-04-01 2026-03-31 0001070304 srt:ConsolidationEliminationsMember ck0001070304:AssetManagementAndServicingMember 2025-04-01 2026-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateAndServiceMember 2025-04-01 2026-03-31 0001070304 us-gaap:AccountsPayableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2025-04-01 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:PolicyLiabilitiesAndPolicyAccountBalancesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:PolicyLiabilitiesAndPolicyAccountBalancesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember 2025-04-01 2026-03-31 0001070304 us-gaap:AccountsPayableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:ContingentConsiderationMember 2025-04-01 2026-03-31 0001070304 us-gaap:ForeignExchangeContractMember us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedTranslationAdjustmentMember 2025-04-01 2026-03-31 0001070304 us-gaap:NoncontrollingInterestMember 2025-04-01 2026-03-31 0001070304 us-gaap:ParentMember 2025-04-01 2026-03-31 0001070304 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2025-04-01 2026-03-31 0001070304 us-gaap:AdditionalPaidInCapitalMember 2025-04-01 2026-03-31 0001070304 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedTranslationAdjustmentMember 2025-04-01 2026-03-31 0001070304 us-gaap:RetainedEarningsMember 2025-04-01 2026-03-31 0001070304 us-gaap:TreasuryStockCommonMember 2025-04-01 2026-03-31 0001070304 us-gaap:InterestRateSwapMember us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember 2025-04-01 2026-03-31 0001070304 us-gaap:ForeignExchangeContractMember us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember 2025-04-01 2026-03-31 0001070304 us-gaap:CurrencySwapMember us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember 2025-04-01 2026-03-31 0001070304 ck0001070304:FinanceRevenuesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OperatingLeasesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember 2025-04-01 2026-03-31 0001070304 us-gaap:ServiceMember 2025-04-01 2026-03-31 0001070304 ck0001070304:GainsLossesOnInvestmentSecuritiesAndDividendsMember 2025-04-01 2026-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember 2025-04-01 2026-03-31 0001070304 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember 2025-04-01 2026-03-31 0001070304 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2025-04-01 2026-03-31 0001070304 dei:AdrMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommonStockMember 2025-04-01 2026-03-31 0001070304 srt:MaximumMember 2025-04-01 2026-03-31 0001070304 dei:BusinessContactMember 2025-04-01 2026-03-31 0001070304 us-gaap:ForeignCorporateDebtSecuritiesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:CommercialMortgageBackedSecuritiesAndResidentialMortgageBackedSecuritiesInAmericasMember 2025-04-01 2026-03-31 0001070304 ck0001070304:ForeignOtherAssetBackedSecuritiesAndDebtSecuritiesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:ForeignMunicipalBondSecuritiesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember ck0001070304:OverseasMember 2025-04-01 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember country:JP 2025-04-01 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateMember ck0001070304:OverseasMember 2025-04-01 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateMember country:JP 2025-04-01 2026-03-31 0001070304 ck0001070304:LoansToEquityMethodInvesteesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OtherFinancialAssetsMeasuredAtAmortizedCostMember 2025-04-01 2026-03-31 0001070304 ck0001070304:InstallmentLoansNetAndInvestmentInLeasesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:CorporateRealEstateCompaniesLoansMember country:JP 2025-04-01 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember country:JP 2025-04-01 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember ck0001070304:OverseasMember 2025-04-01 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember country:JP 2025-04-01 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:CorporateRealEstateCompaniesLoansMember ck0001070304:OverseasMember 2025-04-01 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember country:JP 2025-04-01 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2025-04-01 2026-03-31 0001070304 ck0001070304:PurchasedLoanPortfolioSegmentMember 2025-04-01 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember country:JP 2025-04-01 2026-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember ck0001070304:OverseasMember 2025-04-01 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember 2025-04-01 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateMember 2025-04-01 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember 2025-04-01 2026-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember 2025-04-01 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:RealEstateLoansMember ck0001070304:OverseasMember 2025-04-01 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:RealEstateLoansMember country:JP 2025-04-01 2026-03-31 0001070304 ck0001070304:TransferredLoansMember 2025-04-01 2026-03-31 0001070304 ck0001070304:CorporateLoansMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OtherGuaranteesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:RealEstateLoansMember 2025-04-01 2026-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionSegmentMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommonStockMember 2025-04-01 2026-03-31 0001070304 us-gaap:ForeignExchangeContractMember us-gaap:FairValueHedgingMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2025-04-01 2026-03-31 0001070304 us-gaap:ForeignExchangeContractMember us-gaap:FairValueHedgingMember us-gaap:InterestExpenseMember 2025-04-01 2026-03-31 0001070304 ck0001070304:PurchasedLoanPortfolioSegmentMember us-gaap:FinancialAssetAcquiredWithCreditDeteriorationMember 2025-04-01 2026-03-31 0001070304 ck0001070304:LifeInsurancePremiumsMember 2025-04-01 2026-03-31 0001070304 ck0001070304:LifeInsuranceRelatedInvestmentIncomeLossMember 2025-04-01 2026-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:ForeignExchangeContractMember 2025-04-01 2026-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:CurrencySwapMember 2025-04-01 2026-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember 2025-04-01 2026-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:InterestRateSwapMember 2025-04-01 2026-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:InterestRateSwapMember us-gaap:InterestExpenseMember 2025-04-01 2026-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:InterestRateSwapMember us-gaap:OtherOperatingIncomeExpenseMember 2025-04-01 2026-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2025-04-01 2026-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:ForeignExchangeContractMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2025-04-01 2026-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:CurrencySwapMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2025-04-01 2026-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember us-gaap:InterestExpenseMember 2025-04-01 2026-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember us-gaap:OtherOperatingIncomeExpenseMember 2025-04-01 2026-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:InterestRateSwapMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2025-04-01 2026-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:ForeignExchangeContractMember us-gaap:InterestExpenseMember 2025-04-01 2026-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:CurrencySwapMember us-gaap:InterestExpenseMember 2025-04-01 2026-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:CurrencySwapMember us-gaap:OtherOperatingIncomeExpenseMember 2025-04-01 2026-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:ForeignExchangeContractMember us-gaap:OtherOperatingIncomeExpenseMember 2025-04-01 2026-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:FairValueHedgingMember us-gaap:ForeignExchangeContractMember us-gaap:InterestExpenseMember 2025-04-01 2026-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:FairValueHedgingMember us-gaap:InterestRateSwapMember us-gaap:InterestExpenseMember 2025-04-01 2026-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:FairValueHedgingMember us-gaap:InterestRateSwapMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2025-04-01 2026-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:FairValueHedgingMember us-gaap:InterestRateSwapMember us-gaap:OtherOperatingIncomeExpenseMember 2025-04-01 2026-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:FairValueHedgingMember us-gaap:ForeignExchangeContractMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2025-04-01 2026-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:FairValueHedgingMember us-gaap:ForeignExchangeContractMember us-gaap:OtherOperatingIncomeExpenseMember 2025-04-01 2026-03-31 0001070304 us-gaap:NetInvestmentHedgingMember us-gaap:DesignatedAsHedgingInstrumentMember ck0001070304:DebtLoansAndBondsInForeignCurrenciesMember 2025-04-01 2026-03-31 0001070304 us-gaap:NetInvestmentHedgingMember us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:ForeignExchangeContractMember 2025-04-01 2026-03-31 0001070304 us-gaap:NetInvestmentHedgingMember us-gaap:DesignatedAsHedgingInstrumentMember ck0001070304:GainsLossesOnSalesOfSubsidiariesAndEquityMethodInvestmentsAndLiquidationLossesNetMember us-gaap:ForeignExchangeContractMember 2025-04-01 2026-03-31 0001070304 us-gaap:NetInvestmentHedgingMember us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:InterestExpenseMember us-gaap:ForeignExchangeContractMember 2025-04-01 2026-03-31 0001070304 us-gaap:NetInvestmentHedgingMember us-gaap:DesignatedAsHedgingInstrumentMember ck0001070304:GainsLossesOnSalesOfSubsidiariesAndEquityMethodInvestmentsAndLiquidationLossesNetMember ck0001070304:DebtLoansAndBondsInForeignCurrenciesMember 2025-04-01 2026-03-31 0001070304 us-gaap:NetInvestmentHedgingMember us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:InterestExpenseMember ck0001070304:DebtLoansAndBondsInForeignCurrenciesMember 2025-04-01 2026-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:InterestRateSwapMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2025-04-01 2026-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:InterestRateSwapMember us-gaap:InterestExpenseMember 2025-04-01 2026-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:InterestRateSwapMember us-gaap:OtherOperatingIncomeExpenseMember 2025-04-01 2026-03-31 0001070304 us-gaap:NondesignatedMember ck0001070304:CreditDerivativesHeldOrWrittenMember us-gaap:InterestExpenseMember 2025-04-01 2026-03-31 0001070304 us-gaap:NondesignatedMember ck0001070304:CreditDerivativesHeldOrWrittenMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2025-04-01 2026-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:ForeignExchangeContractMember us-gaap:InterestExpenseMember 2025-04-01 2026-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:FutureMember us-gaap:OtherOperatingIncomeExpenseMember 2025-04-01 2026-03-31 0001070304 us-gaap:NondesignatedMember ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember us-gaap:OtherOperatingIncomeExpenseMember 2025-04-01 2026-03-31 0001070304 us-gaap:NondesignatedMember ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember us-gaap:InterestExpenseMember 2025-04-01 2026-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:ForeignExchangeContractMember us-gaap:OtherOperatingIncomeExpenseMember 2025-04-01 2026-03-31 0001070304 us-gaap:NondesignatedMember ck0001070304:CreditDerivativesHeldOrWrittenMember us-gaap:OtherOperatingIncomeExpenseMember 2025-04-01 2026-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:FutureMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2025-04-01 2026-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:ForeignExchangeContractMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2025-04-01 2026-03-31 0001070304 us-gaap:NondesignatedMember ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2025-04-01 2026-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:FutureMember us-gaap:InterestExpenseMember 2025-04-01 2026-03-31 0001070304 ck0001070304:EnvironmentalAndEnergyMember 2025-04-01 2026-03-31 0001070304 ck0001070304:DivestitureMember 2025-04-01 2026-03-31 0001070304 ck0001070304:FixedAnnuityAndAnnuitizationBenefitsMember 2025-04-01 2026-03-31 0001070304 us-gaap:WholeLifeInsuranceMember 2025-04-01 2026-03-31 0001070304 ck0001070304:FirstSectorYenDenominatedInsuranceMember 2025-04-01 2026-03-31 0001070304 ck0001070304:ThirdSectorYenDenominatedInsuranceMember 2025-04-01 2026-03-31 0001070304 ck0001070304:ForeignCurrencyDenominatedInsuranceMember 2025-04-01 2026-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember srt:MaximumMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember srt:MinimumMember 2025-04-01 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember srt:MaximumMember 2025-04-01 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember srt:MinimumMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:RealEstateCompaniesMember country:JP srt:MaximumMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:RealEstateCompaniesMember country:JP srt:MinimumMember 2025-04-01 2026-03-31 0001070304 us-gaap:ExtendedMaturityMember us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:RealEstateCompaniesMember country:JP 2025-04-01 2026-03-31 0001070304 us-gaap:PrincipalForgivenessMember us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateLoanMember 2025-04-01 2026-03-31 0001070304 us-gaap:ContractualInterestRateReductionMember us-gaap:CommercialPortfolioSegmentMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember 2025-04-01 2026-03-31 0001070304 us-gaap:ExtendedMaturityMember us-gaap:CommercialPortfolioSegmentMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember 2025-04-01 2026-03-31 0001070304 us-gaap:PrincipalForgivenessMember us-gaap:CommercialPortfolioSegmentMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember 2025-04-01 2026-03-31 0001070304 us-gaap:ExtendedMaturityAndInterestRateReductionMember us-gaap:CommercialPortfolioSegmentMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember 2025-04-01 2026-03-31 0001070304 ck0001070304:ExtendedInterestRateReductionAndPrincipalForgivenessMember us-gaap:CommercialPortfolioSegmentMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember 2025-04-01 2026-03-31 0001070304 us-gaap:ExtendedMaturityAndPrincipalForgivenessMember us-gaap:CommercialPortfolioSegmentMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember 2025-04-01 2026-03-31 0001070304 ck0001070304:ExtendedInterestRateReductionAndPrincipalForgivenessMember us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember 2025-04-01 2026-03-31 0001070304 us-gaap:ExtendedMaturityAndPrincipalForgivenessMember us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember 2025-04-01 2026-03-31 0001070304 ck0001070304:ExtendedInterestRateReductionAndPrincipalForgivenessMember 2025-04-01 2026-03-31 0001070304 us-gaap:ExtendedMaturityAndPrincipalForgivenessMember 2025-04-01 2026-03-31 0001070304 ck0001070304:ExtendedInterestRateReductionAndPrincipalForgivenessMember us-gaap:CommercialPortfolioSegmentMember 2025-04-01 2026-03-31 0001070304 us-gaap:ExtendedMaturityAndPrincipalForgivenessMember us-gaap:CommercialPortfolioSegmentMember 2025-04-01 2026-03-31 0001070304 us-gaap:FinancialAssetPastDueMember 2025-04-01 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateLoanMember us-gaap:FinancialAssetPastDueMember 2025-04-01 2026-03-31 0001070304 us-gaap:RealEstateLoanMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:ConsumerPortfolioSegmentMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:NonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember srt:AmericasMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:NonRecourseLoansMember us-gaap:FinancialAssetPastDueMember srt:AmericasMember 2025-04-01 2026-03-31 0001070304 ck0001070304:NonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:CommercialPortfolioSegmentMember 2025-04-01 2026-03-31 0001070304 ck0001070304:NonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember us-gaap:CommercialPortfolioSegmentMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember ck0001070304:RealEstateCompaniesMember ck0001070304:OverseasMember 2025-04-01 2026-03-31 0001070304 us-gaap:RealEstateLoanMember ck0001070304:FinancingReceivables30To89DaysPastDueMember us-gaap:ConsumerPortfolioSegmentMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancialAssetPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember country:JP us-gaap:CommercialPortfolioSegmentMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember country:JP 2025-04-01 2026-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember country:JP us-gaap:CommercialPortfolioSegmentMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancialAssetPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember us-gaap:CommercialPortfolioSegmentMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancialAssetPastDueMember ck0001070304:RealEstateCompaniesMember country:JP us-gaap:CommercialPortfolioSegmentMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember ck0001070304:RealEstateCompaniesMember country:JP us-gaap:CommercialPortfolioSegmentMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember ck0001070304:RealEstateCompaniesMember country:JP us-gaap:CommercialPortfolioSegmentMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancialAssetPastDueMember ck0001070304:RealEstateCompaniesMember ck0001070304:OverseasMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember ck0001070304:RealEstateCompaniesMember ck0001070304:OverseasMember us-gaap:CommercialPortfolioSegmentMember 2025-04-01 2026-03-31 0001070304 us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:CommercialPortfolioSegmentMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:NonRecourseLoansMember us-gaap:FinancialAssetPastDueMember 2025-04-01 2026-03-31 0001070304 ck0001070304:FinancingReceivables30To89DaysPastDueMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember 2025-04-01 2026-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember 2025-04-01 2026-03-31 0001070304 us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OtherConsumerLoanMember us-gaap:FinancialAssetPastDueMember us-gaap:ConsumerPortfolioSegmentMember 2025-04-01 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember ck0001070304:FinancingReceivables30To89DaysPastDueMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OtherConsumerLoanMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:ConsumerPortfolioSegmentMember 2025-04-01 2026-03-31 0001070304 us-gaap:FinancialAssetPastDueMember us-gaap:CommercialPortfolioSegmentMember 2025-04-01 2026-03-31 0001070304 ck0001070304:FinancingReceivables30To89DaysPastDueMember us-gaap:CommercialPortfolioSegmentMember 2025-04-01 2026-03-31 0001070304 ck0001070304:LoansToEquityMethodInvesteesMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember 2025-04-01 2026-03-31 0001070304 ck0001070304:FinancingReceivables30To89DaysPastDueMember ck0001070304:LoansToEquityMethodInvesteesMember 2025-04-01 2026-03-31 0001070304 us-gaap:FinancialAssetPastDueMember ck0001070304:LoansToEquityMethodInvesteesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember us-gaap:CommercialPortfolioSegmentMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancialAssetPastDueMember us-gaap:CommercialPortfolioSegmentMember 2025-04-01 2026-03-31 0001070304 ck0001070304:NonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember srt:AmericasMember us-gaap:CommercialPortfolioSegmentMember 2025-04-01 2026-03-31 0001070304 ck0001070304:RealEstateAssetMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OperatingLeaseAssetsOtherThanRealEstateMember 2025-04-01 2026-03-31 0001070304 us-gaap:StateAndLocalJurisdictionMember 2025-04-01 2026-03-31 0001070304 us-gaap:ForeignCountryMember srt:AmericasMember 2025-04-01 2026-03-31 0001070304 us-gaap:ForeignCountryMember us-gaap:ForeignTaxJurisdictionOtherMember 2025-04-01 2026-03-31 0001070304 us-gaap:ForeignCountryMember country:IN 2025-04-01 2026-03-31 0001070304 us-gaap:StateAndLocalTaxJurisdictionOtherMember 2025-04-01 2026-03-31 0001070304 country:IN 2025-04-01 2026-03-31 0001070304 srt:AmericasMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OtherCountriesMember 2025-04-01 2026-03-31 0001070304 ck0001070304:OthersMember us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2025-04-01 2026-03-31 0001070304 ck0001070304:LoanMaturingIn5YearMember ck0001070304:SubordinatedSyndicatedLoanMember 2022-04-01 2023-03-31 0001070304 us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OrixEuropeMember 2023-04-01 2024-03-31 0001070304 ck0001070304:AsiaAndAustraliaMember 2023-04-01 2024-03-31 0001070304 us-gaap:CorporateMember 2023-04-01 2024-03-31 0001070304 ck0001070304:InsuranceMember 2023-04-01 2024-03-31 0001070304 ck0001070304:BankingAndCreditMember 2023-04-01 2024-03-31 0001070304 ck0001070304:AircraftAndShipsMember 2023-04-01 2024-03-31 0001070304 ck0001070304:ORIXUsaMember 2023-04-01 2024-03-31 0001070304 ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2023-04-01 2024-03-31 0001070304 ck0001070304:RealEstateSegmentMember 2023-04-01 2024-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember 2023-04-01 2024-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember 2023-04-01 2024-03-31 0001070304 us-gaap:ForeignPlanMember 2023-04-01 2024-03-31 0001070304 country:JP 2023-04-01 2024-03-31 0001070304 ck0001070304:CondominiumsMember 2023-04-01 2024-03-31 0001070304 us-gaap:PropertyPlantAndEquipmentOtherTypesMember 2023-04-01 2024-03-31 0001070304 ck0001070304:CommercialFacilitiesOtherThanOfficeBuildingsMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OfficeBuildingsMember 2023-04-01 2024-03-31 0001070304 srt:ReportableGeographicalComponentsMember country:JP 2023-04-01 2024-03-31 0001070304 srt:ReportableGeographicalComponentsMember srt:AmericasMember 2023-04-01 2024-03-31 0001070304 srt:ReportableGeographicalComponentsMember ck0001070304:OtherCountriesMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OfficersCompensationBoardIncentivePlanMember 2023-04-01 2024-03-31 0001070304 us-gaap:BusinessRestructuringReservesMember 2023-04-01 2024-03-31 0001070304 ck0001070304:EmployeeSeveranceAndOtherCostMember us-gaap:BusinessRestructuringReservesMember 2023-04-01 2024-03-31 0001070304 ck0001070304:ClosedOfficeLeaseObligationsMember us-gaap:BusinessRestructuringReservesMember 2023-04-01 2024-03-31 0001070304 us-gaap:ValuationAllowanceOfDeferredTaxAssetsMember 2023-04-01 2024-03-31 0001070304 ck0001070304:ForeignMunicipalBondSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember 2023-04-01 2024-03-31 0001070304 ck0001070304:LoansHeldForSaleMember us-gaap:FairValueMeasurementsRecurringMember 2023-04-01 2024-03-31 0001070304 us-gaap:EquitySecuritiesMember us-gaap:FairValueMeasurementsRecurringMember 2023-04-01 2024-03-31 0001070304 ck0001070304:JapaneseAndForeignGovernmentBondSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember 2023-04-01 2024-03-31 0001070304 us-gaap:CorporateDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember 2023-04-01 2024-03-31 0001070304 us-gaap:EquityMethodInvestmentNonconsolidatedInvesteeOtherMember 2023-04-01 2024-03-31 0001070304 ck0001070304:TBInvestmentLimitedPartnershipMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AircraftAndShipsMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:BankingAndCreditMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:InsuranceMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentAndEnergyMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AsiaAndAustraliaMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:OrixEuropeMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:ORIXUsaMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:PeInvestmentAndConcessionMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:SegmentsRealEstateMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2023-04-01 2024-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentAndEnergyMember 2023-04-01 2024-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:InsuranceMember 2023-04-01 2024-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:BankingAndCreditMember 2023-04-01 2024-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:AircraftAndShipsMember 2023-04-01 2024-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentAndEnergyMember 2023-04-01 2024-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:PeInvestmentAndConcessionMember 2023-04-01 2024-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:SegmentsRealEstateMember 2023-04-01 2024-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:PeInvestmentAndConcessionMember 2023-04-01 2024-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentAndEnergyMember 2023-04-01 2024-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:InsuranceMember 2023-04-01 2024-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:BankingAndCreditMember 2023-04-01 2024-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember 2023-04-01 2024-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:AsiaAndAustraliaMember 2023-04-01 2024-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:OrixEuropeMember 2023-04-01 2024-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:ORIXUsaMember 2023-04-01 2024-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:InsuranceMember 2023-04-01 2024-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:BankingAndCreditMember 2023-04-01 2024-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:AircraftAndShipsMember 2023-04-01 2024-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2023-04-01 2024-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember 2023-04-01 2024-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:AsiaAndAustraliaMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:OrixEuropeMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:ORIXUsaMember 2023-04-01 2024-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2023-04-01 2024-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2023-04-01 2024-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:SegmentsRealEstateMember 2023-04-01 2024-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:PeInvestmentAndConcessionMember 2023-04-01 2024-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentAndEnergyMember 2023-04-01 2024-03-31 0001070304 ck0001070304:GainsOnInvestmentSecuritiesAndDividendsMember us-gaap:OperatingSegmentsMember ck0001070304:AircraftAndShipsMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2023-04-01 2024-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:AircraftAndShipsMember 2023-04-01 2024-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2023-04-01 2024-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:SegmentsRealEstateMember 2023-04-01 2024-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:PeInvestmentAndConcessionMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:BankingAndCreditMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:AircraftAndShipsMember 2023-04-01 2024-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:InsuranceMember 2023-04-01 2024-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:BankingAndCreditMember 2023-04-01 2024-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:OrixEuropeMember 2023-04-01 2024-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:ORIXUsaMember 2023-04-01 2024-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember 2023-04-01 2024-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:AsiaAndAustraliaMember 2023-04-01 2024-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:OrixEuropeMember 2023-04-01 2024-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember us-gaap:OperatingSegmentsMember ck0001070304:ORIXUsaMember 2023-04-01 2024-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember 2023-04-01 2024-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:AsiaAndAustraliaMember 2023-04-01 2024-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:OrixEuropeMember 2023-04-01 2024-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember us-gaap:OperatingSegmentsMember ck0001070304:ORIXUsaMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:AsiaAndAustraliaMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:SegmentsRealEstateMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:PeInvestmentAndConcessionMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentAndEnergyMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OperatingLeasesMember us-gaap:OperatingSegmentsMember ck0001070304:InsuranceMember 2023-04-01 2024-03-31 0001070304 us-gaap:ServiceMember us-gaap:OperatingSegmentsMember ck0001070304:SegmentsRealEstateMember 2023-04-01 2024-03-31 0001070304 us-gaap:CorporateNonSegmentMember 2023-04-01 2024-03-31 0001070304 ck0001070304:ImpactOfChangesInPolicyLiabilityDiscountRateMember 2023-04-01 2024-03-31 0001070304 ck0001070304:DebtValuationAdjustmentsMember 2023-04-01 2024-03-31 0001070304 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2023-04-01 2024-03-31 0001070304 us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2023-04-01 2024-03-31 0001070304 us-gaap:AccumulatedTranslationAdjustmentMember 2023-04-01 2024-03-31 0001070304 us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember 2023-04-01 2024-03-31 0001070304 ck0001070304:SaleOfInvestmentsMember us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2023-04-01 2024-03-31 0001070304 ck0001070304:PropertyUnderFacilityOperationsMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OfficeFacilitiesMember 2023-04-01 2024-03-31 0001070304 ck0001070304:AmortizationMember us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2023-04-01 2024-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember 2023-04-01 2024-03-31 0001070304 us-gaap:IntersegmentEliminationMember 2023-04-01 2024-03-31 0001070304 ck0001070304:TradingDebtSecuritiesMember 2023-04-01 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember us-gaap:PrincipalForgivenessMember 2023-04-01 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember us-gaap:ContractualInterestRateReductionMember 2023-04-01 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember us-gaap:ExtendedMaturityMember 2023-04-01 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember us-gaap:PrincipalForgivenessMember 2023-04-01 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:PrincipalForgivenessMember 2023-04-01 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateLoanMember us-gaap:ContractualInterestRateReductionMember 2023-04-01 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateLoanMember us-gaap:ExtendedMaturityMember 2023-04-01 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateLoanMember us-gaap:PrincipalForgivenessMember 2023-04-01 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember us-gaap:ContractualInterestRateReductionMember 2023-04-01 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember us-gaap:ExtendedMaturityMember 2023-04-01 2024-03-31 0001070304 ck0001070304:LoansToEquityMethodInvesteesMember us-gaap:PrincipalForgivenessMember 2023-04-01 2024-03-31 0001070304 us-gaap:ContractualInterestRateReductionMember 2023-04-01 2024-03-31 0001070304 us-gaap:ExtendedMaturityMember 2023-04-01 2024-03-31 0001070304 us-gaap:PrincipalForgivenessMember 2023-04-01 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ContractualInterestRateReductionMember 2023-04-01 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ExtendedMaturityMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP us-gaap:PrincipalForgivenessMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember us-gaap:ContractualInterestRateReductionMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember us-gaap:ExtendedMaturityMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember us-gaap:PrincipalForgivenessMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2023-04-01 2024-03-31 0001070304 ck0001070304:LoansToEquityMethodInvesteesMember us-gaap:ContractualInterestRateReductionMember 2023-04-01 2024-03-31 0001070304 ck0001070304:LoansToEquityMethodInvesteesMember us-gaap:ExtendedMaturityMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember us-gaap:PrincipalForgivenessMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP us-gaap:ContractualInterestRateReductionMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP us-gaap:ExtendedMaturityMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP us-gaap:PrincipalForgivenessMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP us-gaap:ContractualInterestRateReductionMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember country:JP us-gaap:ExtendedMaturityMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:NonRecourseLoansMember us-gaap:PrincipalForgivenessMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:NonRecourseLoansMember srt:AmericasMember us-gaap:ContractualInterestRateReductionMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:NonRecourseLoansMember srt:AmericasMember us-gaap:ExtendedMaturityMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:NonRecourseLoansMember srt:AmericasMember us-gaap:PrincipalForgivenessMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember us-gaap:ContractualInterestRateReductionMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember us-gaap:ExtendedMaturityMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember us-gaap:ContractualInterestRateReductionMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember us-gaap:ExtendedMaturityMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember us-gaap:PrincipalForgivenessMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:NonRecourseLoansMember us-gaap:ContractualInterestRateReductionMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:NonRecourseLoansMember us-gaap:ExtendedMaturityMember 2023-04-01 2024-03-31 0001070304 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember ck0001070304:DebtValuationAdjustmentsMember 2023-04-01 2024-03-31 0001070304 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OtherForeignBenefitPlansMember 2023-04-01 2024-03-31 0001070304 ck0001070304:RealEstateManagmentAndBrokerageMember 2023-04-01 2024-03-31 0001070304 ck0001070304:RealEstateContractWorkMember 2023-04-01 2024-03-31 0001070304 ck0001070304:FacilitiesOperationMember 2023-04-01 2024-03-31 0001070304 us-gaap:RealEstateMember 2023-04-01 2024-03-31 0001070304 us-gaap:ProductAndServiceOtherMember 2023-04-01 2024-03-31 0001070304 ck0001070304:ExpensesOfCostsOfGoodsAndRealEstateSoldAndServicesExpensesMember 2023-04-01 2024-03-31 0001070304 ck0001070304:AutomobileServicesMember 2023-04-01 2024-03-31 0001070304 us-gaap:ProductMember 2023-04-01 2024-03-31 0001070304 ck0001070304:EnvironmentalAndEnergyMember 2023-04-01 2024-03-31 0001070304 ck0001070304:AssetManagementAndServicingMember 2023-04-01 2024-03-31 0001070304 us-gaap:ForeignExchangeContractMember ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember 2023-04-01 2024-03-31 0001070304 us-gaap:FutureMember ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember 2023-04-01 2024-03-31 0001070304 us-gaap:StockCompensationPlanMember 2023-04-01 2024-03-31 0001070304 ck0001070304:LoansHeldForSaleMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2023-04-01 2024-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:AvailableForSaleDebtSecuritiesMember 2023-04-01 2024-03-31 0001070304 us-gaap:EquitySecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsAndOthersMember 2023-04-01 2024-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherAssetBackedAndDebtSecuritiesMember 2023-04-01 2024-03-31 0001070304 us-gaap:EquitySecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2023-04-01 2024-03-31 0001070304 ck0001070304:OtherAssetMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2023-04-01 2024-03-31 0001070304 us-gaap:DerivativeMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2023-04-01 2024-03-31 0001070304 ck0001070304:OtherAssetMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:ReinsuranceRecoverableMember 2023-04-01 2024-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:CommercialMortgageBackedSecuritiesAndResidentialMortgageBackedSecuritiesInAmericasMember 2023-04-01 2024-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember 2023-04-01 2024-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:CorporateDebtSecuritiesMember 2023-04-01 2024-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:DerivativeMember ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember 2023-04-01 2024-03-31 0001070304 ck0001070304:RealEstatesMember us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember 2023-04-01 2024-03-31 0001070304 ck0001070304:AircraftAndShipsMember us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember 2023-04-01 2024-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember 2023-04-01 2024-03-31 0001070304 ck0001070304:InsuranceMember us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember ck0001070304:BankingAndCreditMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember ck0001070304:AircraftAndShipsMember 2023-04-01 2024-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember 2023-04-01 2024-03-31 0001070304 ck0001070304:RealEstatesMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2023-04-01 2024-03-31 0001070304 srt:ConsolidationEliminationsMember ck0001070304:AssetManagementAndServicingMember 2023-04-01 2024-03-31 0001070304 srt:ConsolidationEliminationsMember ck0001070304:AutomobileServicesMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2023-04-01 2024-03-31 0001070304 ck0001070304:RealEstatesMember us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember 2023-04-01 2024-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductMember 2023-04-01 2024-03-31 0001070304 ck0001070304:ORIXUsaMember us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember ck0001070304:ORIXUsaMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember ck0001070304:AsiaAndAustraliaMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember ck0001070304:AsiaAndAustraliaMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OrixEuropeMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember 2023-04-01 2024-03-31 0001070304 ck0001070304:ORIXUsaMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OrixEuropeMember us-gaap:OperatingSegmentsMember us-gaap:ProductMember 2023-04-01 2024-03-31 0001070304 ck0001070304:AsiaAndAustraliaMember us-gaap:OperatingSegmentsMember us-gaap:ProductMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember 2023-04-01 2024-03-31 0001070304 ck0001070304:AsiaAndAustraliaMember us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OrixEuropeMember us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember 2023-04-01 2024-03-31 0001070304 ck0001070304:ORIXUsaMember us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember ck0001070304:OrixEuropeMember 2023-04-01 2024-03-31 0001070304 srt:ConsolidationEliminationsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2023-04-01 2024-03-31 0001070304 srt:ConsolidationEliminationsMember 2023-04-01 2024-03-31 0001070304 srt:ConsolidationEliminationsMember ck0001070304:FacilitiesOperationMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember ck0001070304:ORIXUsaMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductMember ck0001070304:ORIXUsaMember 2023-04-01 2024-03-31 0001070304 ck0001070304:AsiaAndAustraliaMember us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OrixEuropeMember us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OrixEuropeMember us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember 2023-04-01 2024-03-31 0001070304 ck0001070304:InsuranceMember us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2023-04-01 2024-03-31 0001070304 ck0001070304:BankingAndCreditMember us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2023-04-01 2024-03-31 0001070304 ck0001070304:AircraftAndShipsMember us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember ck0001070304:BankingAndCreditMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember ck0001070304:AircraftAndShipsMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember ck0001070304:PeInvestmentAndConcessionMember 2023-04-01 2024-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember 2023-04-01 2024-03-31 0001070304 ck0001070304:InsuranceMember us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember 2023-04-01 2024-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember 2023-04-01 2024-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2023-04-01 2024-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2023-04-01 2024-03-31 0001070304 ck0001070304:AircraftAndShipsMember us-gaap:OperatingSegmentsMember us-gaap:ProductMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember ck0001070304:EnvironmentAndEnergyMember 2023-04-01 2024-03-31 0001070304 ck0001070304:InsuranceMember us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember 2023-04-01 2024-03-31 0001070304 srt:ConsolidationEliminationsMember ck0001070304:RealEstateContractWorkMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember ck0001070304:AircraftAndShipsMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2023-04-01 2024-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember 2023-04-01 2024-03-31 0001070304 srt:ConsolidationEliminationsMember us-gaap:ProductMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember 2023-04-01 2024-03-31 0001070304 srt:ConsolidationEliminationsMember us-gaap:RealEstateMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductAndServiceOtherMember 2023-04-01 2024-03-31 0001070304 srt:ConsolidationEliminationsMember us-gaap:ProductAndServiceOtherMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember ck0001070304:ORIXUsaMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember ck0001070304:OrixEuropeMember 2023-04-01 2024-03-31 0001070304 srt:ConsolidationEliminationsMember ck0001070304:EnvironmentalAndEnergyMember 2023-04-01 2024-03-31 0001070304 ck0001070304:ORIXUsaMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OrixEuropeMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2023-04-01 2024-03-31 0001070304 ck0001070304:AsiaAndAustraliaMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2023-04-01 2024-03-31 0001070304 ck0001070304:AsiaAndAustraliaMember us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember ck0001070304:AsiaAndAustraliaMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OrixEuropeMember us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember 2023-04-01 2024-03-31 0001070304 ck0001070304:ORIXUsaMember us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember 2023-04-01 2024-03-31 0001070304 ck0001070304:RealEstatesMember us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:RealEstatesMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember ck0001070304:PeInvestmentAndConcessionMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember ck0001070304:RealEstatesMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2023-04-01 2024-03-31 0001070304 ck0001070304:BankingAndCreditMember us-gaap:OperatingSegmentsMember us-gaap:ProductMember 2023-04-01 2024-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductMember ck0001070304:RealEstatesMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:ProductMember ck0001070304:PeInvestmentAndConcessionMember 2023-04-01 2024-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember us-gaap:OperatingSegmentsMember us-gaap:ProductMember 2023-04-01 2024-03-31 0001070304 ck0001070304:RealEstatesMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember 2023-04-01 2024-03-31 0001070304 ck0001070304:InsuranceMember us-gaap:OperatingSegmentsMember us-gaap:ProductMember 2023-04-01 2024-03-31 0001070304 ck0001070304:AircraftAndShipsMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2023-04-01 2024-03-31 0001070304 ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember ck0001070304:InsuranceMember 2023-04-01 2024-03-31 0001070304 ck0001070304:BankingAndCreditMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember 2023-04-01 2024-03-31 0001070304 ck0001070304:AircraftAndShipsMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember ck0001070304:AsiaAndAustraliaMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember ck0001070304:RealEstatesMember 2023-04-01 2024-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember 2023-04-01 2024-03-31 0001070304 ck0001070304:InsuranceMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2023-04-01 2024-03-31 0001070304 ck0001070304:BankingAndCreditMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateManagmentAndBrokerageMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:FacilitiesOperationMember ck0001070304:BankingAndCreditMember 2023-04-01 2024-03-31 0001070304 ck0001070304:RealEstatesMember us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2023-04-01 2024-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember us-gaap:OperatingSegmentsMember ck0001070304:AutomobileServicesMember 2023-04-01 2024-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember us-gaap:OperatingSegmentsMember ck0001070304:RealEstateContractWorkMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember ck0001070304:BankingAndCreditMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember ck0001070304:InsuranceMember 2023-04-01 2024-03-31 0001070304 ck0001070304:BankingAndCreditMember us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember 2023-04-01 2024-03-31 0001070304 ck0001070304:AircraftAndShipsMember us-gaap:OperatingSegmentsMember us-gaap:RealEstateMember 2023-04-01 2024-03-31 0001070304 ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember us-gaap:OperatingSegmentsMember ck0001070304:AssetManagementAndServicingMember 2023-04-01 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember ck0001070304:EnvironmentAndEnergyMember 2023-04-01 2024-03-31 0001070304 ck0001070304:InsuranceMember us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentalAndEnergyMember 2023-04-01 2024-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateAndServiceMember 2023-04-01 2024-03-31 0001070304 ck0001070304:PolicyLiabilitiesAndPolicyAccountBalancesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2023-04-01 2024-03-31 0001070304 us-gaap:AccountsPayableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2023-04-01 2024-03-31 0001070304 ck0001070304:PolicyLiabilitiesAndPolicyAccountBalancesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember 2023-04-01 2024-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:AccountsPayableMember ck0001070304:ContingentConsiderationMember 2023-04-01 2024-03-31 0001070304 us-gaap:ForeignExchangeContractMember us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedTranslationAdjustmentMember 2023-04-01 2024-03-31 0001070304 us-gaap:NoncontrollingInterestMember 2023-04-01 2024-03-31 0001070304 us-gaap:ParentMember 2023-04-01 2024-03-31 0001070304 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2023-04-01 2024-03-31 0001070304 us-gaap:AdditionalPaidInCapitalMember 2023-04-01 2024-03-31 0001070304 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedTranslationAdjustmentMember 2023-04-01 2024-03-31 0001070304 us-gaap:RetainedEarningsMember 2023-04-01 2024-03-31 0001070304 us-gaap:TreasuryStockCommonMember 2023-04-01 2024-03-31 0001070304 us-gaap:InterestRateSwapMember us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember 2023-04-01 2024-03-31 0001070304 us-gaap:CurrencySwapMember us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember 2023-04-01 2024-03-31 0001070304 ck0001070304:GainsLossesOnInvestmentSecuritiesAndDividendsMember 2023-04-01 2024-03-31 0001070304 ck0001070304:FinanceRevenuesMember 2023-04-01 2024-03-31 0001070304 ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomeMember 2023-04-01 2024-03-31 0001070304 ck0001070304:SalesOfGoodsAndRealEstateMember 2023-04-01 2024-03-31 0001070304 us-gaap:ServiceMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OperatingLeasesMember 2023-04-01 2024-03-31 0001070304 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2023-04-01 2024-03-31 0001070304 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember 2023-04-01 2024-03-31 0001070304 ck0001070304:ForeignOtherAssetBackedSecuritiesAndDebtSecuritiesMember 2023-04-01 2024-03-31 0001070304 ck0001070304:ForeignMunicipalBondSecuritiesMember 2023-04-01 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember country:JP 2023-04-01 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember country:JP 2023-04-01 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember ck0001070304:OverseasMember 2023-04-01 2024-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember country:JP 2023-04-01 2024-03-31 0001070304 ck0001070304:LoansToEquityMethodInvesteesMember 2023-04-01 2024-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:CorporateRealEstateCompaniesLoansMember country:JP 2023-04-01 2024-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:CorporateRealEstateCompaniesLoansMember ck0001070304:OverseasMember 2023-04-01 2024-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember country:JP 2023-04-01 2024-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember 2023-04-01 2024-03-31 0001070304 ck0001070304:PurchasedLoanPortfolioSegmentMember 2023-04-01 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateMember country:JP 2023-04-01 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateMember ck0001070304:OverseasMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OtherFinancialAssetsMeasuredAtAmortizedCostMember 2023-04-01 2024-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember 2023-04-01 2024-03-31 0001070304 ck0001070304:InstallmentLoansNetAndInvestmentInLeasesMember 2023-04-01 2024-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember srt:AmericasMember 2023-04-01 2024-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionSegmentMember 2023-04-01 2024-03-31 0001070304 us-gaap:CashFlowHedgingMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember us-gaap:FairValueHedgingMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember us-gaap:FairValueHedgingMember us-gaap:InterestExpenseMember 2023-04-01 2024-03-31 0001070304 us-gaap:ForeignExchangeContractMember us-gaap:FairValueHedgingMember us-gaap:OtherOperatingIncomeExpenseMember 2023-04-01 2024-03-31 0001070304 us-gaap:ForeignExchangeContractMember us-gaap:FairValueHedgingMember us-gaap:InterestExpenseMember 2023-04-01 2024-03-31 0001070304 us-gaap:ForeignExchangeContractMember us-gaap:FairValueHedgingMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember us-gaap:FairValueHedgingMember us-gaap:OtherOperatingIncomeExpenseMember 2023-04-01 2024-03-31 0001070304 ck0001070304:PurchasedLoanPortfolioSegmentMember us-gaap:FinancialAssetAcquiredWithCreditDeteriorationMember 2023-04-01 2024-03-31 0001070304 ck0001070304:LifeInsurancePremiumsMember 2023-04-01 2024-03-31 0001070304 ck0001070304:LifeInsuranceRelatedInvestmentIncomeLossMember 2023-04-01 2024-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:InterestRateSwapMember 2023-04-01 2024-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:ForeignExchangeContractMember 2023-04-01 2024-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:CurrencySwapMember 2023-04-01 2024-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember 2023-04-01 2024-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:InterestRateSwapMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2023-04-01 2024-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:InterestRateSwapMember us-gaap:InterestExpenseMember 2023-04-01 2024-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:InterestRateSwapMember us-gaap:OtherOperatingIncomeExpenseMember 2023-04-01 2024-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:ForeignExchangeContractMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2023-04-01 2024-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:ForeignExchangeContractMember us-gaap:InterestExpenseMember 2023-04-01 2024-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:ForeignExchangeContractMember us-gaap:OtherOperatingIncomeExpenseMember 2023-04-01 2024-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:CurrencySwapMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2023-04-01 2024-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember us-gaap:InterestExpenseMember 2023-04-01 2024-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember us-gaap:OtherOperatingIncomeExpenseMember 2023-04-01 2024-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:CurrencySwapMember us-gaap:InterestExpenseMember 2023-04-01 2024-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember us-gaap:CurrencySwapMember us-gaap:OtherOperatingIncomeExpenseMember 2023-04-01 2024-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:CashFlowHedgingMember ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2023-04-01 2024-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:FairValueHedgingMember us-gaap:InterestRateSwapMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2023-04-01 2024-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:FairValueHedgingMember us-gaap:ForeignExchangeContractMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2023-04-01 2024-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:FairValueHedgingMember us-gaap:ForeignExchangeContractMember us-gaap:OtherOperatingIncomeExpenseMember 2023-04-01 2024-03-31 0001070304 us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:FairValueHedgingMember us-gaap:InterestRateSwapMember us-gaap:OtherOperatingIncomeExpenseMember 2023-04-01 2024-03-31 0001070304 us-gaap:NetInvestmentHedgingMember us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:ForeignExchangeContractMember 2023-04-01 2024-03-31 0001070304 us-gaap:NetInvestmentHedgingMember us-gaap:DesignatedAsHedgingInstrumentMember ck0001070304:DebtLoansAndBondsInForeignCurrenciesMember 2023-04-01 2024-03-31 0001070304 us-gaap:NetInvestmentHedgingMember us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:InterestExpenseMember ck0001070304:DebtLoansAndBondsInForeignCurrenciesMember 2023-04-01 2024-03-31 0001070304 us-gaap:NetInvestmentHedgingMember us-gaap:DesignatedAsHedgingInstrumentMember ck0001070304:GainsLossesOnSalesOfSubsidiariesAndEquityMethodInvestmentsAndLiquidationLossesNetMember ck0001070304:DebtLoansAndBondsInForeignCurrenciesMember 2023-04-01 2024-03-31 0001070304 us-gaap:NetInvestmentHedgingMember us-gaap:DesignatedAsHedgingInstrumentMember ck0001070304:GainsLossesOnSalesOfSubsidiariesAndEquityMethodInvestmentsAndLiquidationLossesNetMember us-gaap:ForeignExchangeContractMember 2023-04-01 2024-03-31 0001070304 us-gaap:NetInvestmentHedgingMember us-gaap:DesignatedAsHedgingInstrumentMember us-gaap:InterestExpenseMember us-gaap:ForeignExchangeContractMember 2023-04-01 2024-03-31 0001070304 us-gaap:NondesignatedMember ck0001070304:CreditDerivativesHeldOrWrittenMember us-gaap:InterestExpenseMember 2023-04-01 2024-03-31 0001070304 us-gaap:NondesignatedMember ck0001070304:CreditDerivativesHeldOrWrittenMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2023-04-01 2024-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:ForeignExchangeContractMember us-gaap:InterestExpenseMember 2023-04-01 2024-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:ForeignExchangeContractMember us-gaap:OtherOperatingIncomeExpenseMember 2023-04-01 2024-03-31 0001070304 us-gaap:NondesignatedMember ck0001070304:CreditDerivativesHeldOrWrittenMember us-gaap:OtherOperatingIncomeExpenseMember 2023-04-01 2024-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:InterestRateSwapMember us-gaap:OtherOperatingIncomeExpenseMember 2023-04-01 2024-03-31 0001070304 us-gaap:NondesignatedMember ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember us-gaap:OtherOperatingIncomeExpenseMember 2023-04-01 2024-03-31 0001070304 us-gaap:NondesignatedMember ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember us-gaap:InterestExpenseMember 2023-04-01 2024-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:InterestRateSwapMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2023-04-01 2024-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:FutureMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2023-04-01 2024-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:ForeignExchangeContractMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2023-04-01 2024-03-31 0001070304 us-gaap:NondesignatedMember ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember ck0001070304:LifeInsurancePremiumsAndRelatedInvestmentIncomelossMember 2023-04-01 2024-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:FutureMember us-gaap:InterestExpenseMember 2023-04-01 2024-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:FutureMember us-gaap:OtherOperatingIncomeExpenseMember 2023-04-01 2024-03-31 0001070304 us-gaap:NondesignatedMember us-gaap:InterestRateSwapMember us-gaap:InterestExpenseMember 2023-04-01 2024-03-31 0001070304 ck0001070304:EnvironmentalAndEnergyMember 2023-04-01 2024-03-31 0001070304 ck0001070304:BankingAndCreditSegmentMember 2023-04-01 2024-03-31 0001070304 ck0001070304:DivestitureMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OrixCreditMember 2023-04-01 2024-03-31 0001070304 ck0001070304:ThirdSectorYenDenominatedInsuranceMember 2023-04-01 2024-03-31 0001070304 ck0001070304:ForeignCurrencyDenominatedInsuranceMember 2023-04-01 2024-03-31 0001070304 ck0001070304:FirstSectorYenDenominatedInsuranceMember 2023-04-01 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember srt:MaximumMember 2023-04-01 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember srt:MinimumMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember srt:MaximumMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember srt:MinimumMember 2023-04-01 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateLoanMember srt:MaximumMember 2023-04-01 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateLoanMember srt:MinimumMember 2023-04-01 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember srt:MaximumMember 2023-04-01 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember srt:MinimumMember 2023-04-01 2024-03-31 0001070304 us-gaap:ExtendedMaturityMember us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:RealEstateCompaniesMember country:JP 2023-04-01 2024-03-31 0001070304 us-gaap:PrincipalForgivenessMember ck0001070304:NetInvestmentInLeasesMember 2023-04-01 2024-03-31 0001070304 us-gaap:ExtendedMaturityAndInterestRateReductionMember 2023-04-01 2024-03-31 0001070304 ck0001070304:ExtendedInterestRateReductionAndPrincipalForgivenessMember 2023-04-01 2024-03-31 0001070304 us-gaap:ExtendedMaturityAndPrincipalForgivenessMember 2023-04-01 2024-03-31 0001070304 us-gaap:ExtendedMaturityAndInterestRateReductionMember us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember 2023-04-01 2024-03-31 0001070304 ck0001070304:ExtendedInterestRateReductionAndPrincipalForgivenessMember us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember 2023-04-01 2024-03-31 0001070304 us-gaap:ExtendedMaturityAndPrincipalForgivenessMember us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember 2023-04-01 2024-03-31 0001070304 us-gaap:ExtendedMaturityAndInterestRateReductionMember us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember 2023-04-01 2024-03-31 0001070304 ck0001070304:ExtendedInterestRateReductionAndPrincipalForgivenessMember us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember 2023-04-01 2024-03-31 0001070304 us-gaap:ExtendedMaturityAndPrincipalForgivenessMember us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember 2023-04-01 2024-03-31 0001070304 us-gaap:ExtendedMaturityAndInterestRateReductionMember us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateLoanMember 2023-04-01 2024-03-31 0001070304 ck0001070304:ExtendedInterestRateReductionAndPrincipalForgivenessMember us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateLoanMember 2023-04-01 2024-03-31 0001070304 us-gaap:ExtendedMaturityAndPrincipalForgivenessMember us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateLoanMember 2023-04-01 2024-03-31 0001070304 us-gaap:ExtendedMaturityAndInterestRateReductionMember us-gaap:ConsumerPortfolioSegmentMember 2023-04-01 2024-03-31 0001070304 ck0001070304:ExtendedInterestRateReductionAndPrincipalForgivenessMember us-gaap:ConsumerPortfolioSegmentMember 2023-04-01 2024-03-31 0001070304 us-gaap:ExtendedMaturityAndPrincipalForgivenessMember us-gaap:ConsumerPortfolioSegmentMember 2023-04-01 2024-03-31 0001070304 ck0001070304:FinancingReceivables30To89DaysPastDueMember ck0001070304:LoansToEquityMethodInvesteesMember 2023-04-01 2024-03-31 0001070304 us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember ck0001070304:LoansToEquityMethodInvesteesMember 2023-04-01 2024-03-31 0001070304 us-gaap:FinancialAssetPastDueMember 2023-04-01 2024-03-31 0001070304 ck0001070304:FinancingReceivables30To89DaysPastDueMember 2023-04-01 2024-03-31 0001070304 us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember country:JP 2023-04-01 2024-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember country:JP us-gaap:CommercialPortfolioSegmentMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancialAssetPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember us-gaap:CommercialPortfolioSegmentMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember us-gaap:CommercialPortfolioSegmentMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember us-gaap:CommercialPortfolioSegmentMember 2023-04-01 2024-03-31 0001070304 ck0001070304:LoansToEquityMethodInvesteesMember us-gaap:FinancialAssetPastDueMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:CommercialPortfolioSegmentMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancialAssetPastDueMember ck0001070304:RealEstateCompaniesMember country:JP us-gaap:CommercialPortfolioSegmentMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember ck0001070304:RealEstateCompaniesMember country:JP us-gaap:CommercialPortfolioSegmentMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember ck0001070304:RealEstateCompaniesMember country:JP 2023-04-01 2024-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancialAssetPastDueMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember country:JP us-gaap:CommercialPortfolioSegmentMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:NonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:NonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember 2023-04-01 2024-03-31 0001070304 ck0001070304:NonRecourseLoansMember us-gaap:FinancialAssetPastDueMember srt:AmericasMember us-gaap:CommercialPortfolioSegmentMember 2023-04-01 2024-03-31 0001070304 us-gaap:CommercialPortfolioSegmentMember ck0001070304:NonRecourseLoansMember ck0001070304:FinancingReceivables30To89DaysPastDueMember srt:AmericasMember 2023-04-01 2024-03-31 0001070304 ck0001070304:NonRecourseLoansMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember srt:AmericasMember us-gaap:CommercialPortfolioSegmentMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OtherThanNonRecourseLoansMember us-gaap:FinancialAssetPastDueMember us-gaap:CommercialPortfolioSegmentMember 2023-04-01 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember ck0001070304:FinancingReceivables30To89DaysPastDueMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OtherConsumerLoanMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:ConsumerPortfolioSegmentMember 2023-04-01 2024-03-31 0001070304 us-gaap:FinancialAssetPastDueMember us-gaap:CommercialPortfolioSegmentMember 2023-04-01 2024-03-31 0001070304 ck0001070304:FinancingReceivables30To89DaysPastDueMember us-gaap:CommercialPortfolioSegmentMember 2023-04-01 2024-03-31 0001070304 us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:CommercialPortfolioSegmentMember 2023-04-01 2024-03-31 0001070304 ck0001070304:NonRecourseLoansMember us-gaap:FinancialAssetPastDueMember us-gaap:CommercialPortfolioSegmentMember 2023-04-01 2024-03-31 0001070304 ck0001070304:FinancingReceivables30To89DaysPastDueMember us-gaap:ConsumerPortfolioSegmentMember 2023-04-01 2024-03-31 0001070304 us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:ConsumerPortfolioSegmentMember 2023-04-01 2024-03-31 0001070304 us-gaap:RealEstateLoanMember us-gaap:FinancialAssetPastDueMember us-gaap:ConsumerPortfolioSegmentMember 2023-04-01 2024-03-31 0001070304 us-gaap:RealEstateLoanMember ck0001070304:FinancingReceivables30To89DaysPastDueMember us-gaap:ConsumerPortfolioSegmentMember 2023-04-01 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateLoanMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OtherConsumerLoanMember us-gaap:FinancialAssetPastDueMember us-gaap:ConsumerPortfolioSegmentMember 2023-04-01 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancialAssetPastDueMember 2023-04-01 2024-03-31 0001070304 ck0001070304:RealEstateAssetMember 2023-04-01 2024-03-31 0001070304 ck0001070304:OperatingLeaseAssetsOtherThanRealEstateMember 2023-04-01 2024-03-31 0001070304 ck0001070304:LoanMaturingIn5YearMember ck0001070304:SubordinatedSyndicatedLoanMember 2023-03-31 0001070304 ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2023-03-31 0001070304 ck0001070304:RealEstateSegmentMember 2023-03-31 0001070304 ck0001070304:OrixEuropeMember 2023-03-31 0001070304 ck0001070304:AsiaAndAustraliaMember 2023-03-31 0001070304 us-gaap:CorporateMember 2023-03-31 0001070304 ck0001070304:AircraftAndShipsMember 2023-03-31 0001070304 ck0001070304:ORIXUsaMember 2023-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember 2023-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember 2023-03-31 0001070304 ck0001070304:InsuranceMember 2023-03-31 0001070304 ck0001070304:BankingAndCreditMember 2023-03-31 0001070304 country:JP 2024-03-31 0001070304 us-gaap:ForeignPlanMember 2024-03-31 0001070304 ck0001070304:PeInvestmentAndConcessionMember 2024-03-31 0001070304 ck0001070304:EnvironmentAndEnergyMember 2024-03-31 0001070304 ck0001070304:InsuranceMember 2024-03-31 0001070304 ck0001070304:BankingAndCreditMember 2024-03-31 0001070304 ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2024-03-31 0001070304 ck0001070304:RealEstateSegmentMember 2024-03-31 0001070304 ck0001070304:OrixEuropeMember 2024-03-31 0001070304 ck0001070304:AsiaAndAustraliaMember 2024-03-31 0001070304 us-gaap:CorporateMember 2024-03-31 0001070304 ck0001070304:AircraftAndShipsMember 2024-03-31 0001070304 ck0001070304:ORIXUsaMember 2024-03-31 0001070304 us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember 2024-03-31 0001070304 ck0001070304:TBInvestmentLimitedPartnershipMember 2024-03-31 0001070304 us-gaap:EquityMethodInvestmentNonconsolidatedInvesteeOtherMember 2024-03-31 0001070304 us-gaap:IntersegmentEliminationMember 2024-03-31 0001070304 us-gaap:CorporateNonSegmentMember 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember 2024-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember 2024-03-31 0001070304 ck0001070304:PurchasedLoanPortfolioSegmentMember 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateMember country:JP 2024-03-31 0001070304 ck0001070304:InstallmentLoansNetAndInvestmentInLeasesMember 2024-03-31 0001070304 ck0001070304:LoansToEquityMethodInvesteesMember 2024-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:CorporateRealEstateCompaniesLoansMember ck0001070304:OverseasMember 2024-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:CorporateRealEstateCompaniesLoansMember country:JP 2024-03-31 0001070304 ck0001070304:OtherFinancialAssetsMeasuredAtAmortizedCostMember 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember country:JP 2024-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember 2024-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember country:JP 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateMember ck0001070304:OverseasMember 2024-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember srt:AmericasMember 2024-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember country:JP 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember ck0001070304:OverseasMember 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember country:JP 2024-03-31 0001070304 us-gaap:OtherLiabilitiesMember 2024-03-31 0001070304 srt:ReportableGeographicalComponentsMember country:JP 2024-03-31 0001070304 srt:ReportableGeographicalComponentsMember srt:AmericasMember 2024-03-31 0001070304 srt:ReportableGeographicalComponentsMember ck0001070304:OtherCountriesMember 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:OrixEuropeMember 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AsiaAndAustraliaMember 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:CorporateFinancialServicesAndMaintenanceLeasingMember 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:SegmentsRealEstateMember 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:PeInvestmentAndConcessionMember 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:EnvironmentAndEnergyMember 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:BankingAndCreditMember 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:AircraftAndShipsMember 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:ORIXUsaMember 2024-03-31 0001070304 us-gaap:OperatingSegmentsMember ck0001070304:InsuranceMember 2024-03-31 0001070304 ck0001070304:InstallmentLoansMember 2024-03-31 0001070304 ck0001070304:LoanMaturingIn5YearMember ck0001070304:SubordinatedSyndicatedLoanMember 2022-03-31 0001070304 ck0001070304:LoanMaturingIn5YearMember ck0001070304:SubordinatedSyndicatedLoanMember 2021-04-01 2022-03-31 0001070304 ck0001070304:UnsecuredSubordinatedDebtMember 2019-04-01 2020-03-31 0001070304 ck0001070304:UnsecuredSubordinatedDebtMember 2020-03-31 0001070304 ck0001070304:UnsecuredSubordinatedDebtMember 2020-04-01 2021-03-31 0001070304 ck0001070304:UnsecuredSubordinatedDebtMember 2021-03-31 0001070304 us-gaap:SubsequentEventMember 2026-04-27 2026-04-27 0001070304 us-gaap:BusinessRestructuringReservesMember 2024-03-31 0001070304 ck0001070304:EmployeeSeveranceAndOtherCostMember us-gaap:BusinessRestructuringReservesMember 2024-03-31 0001070304 ck0001070304:ClosedOfficeLeaseObligationsMember us-gaap:BusinessRestructuringReservesMember 2024-03-31 0001070304 us-gaap:ValuationAllowanceOfDeferredTaxAssetsMember 2024-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:LoansHeldForSaleMember 2024-03-31 0001070304 us-gaap:EquitySecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsAndOthersMember 2024-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:EquitySecuritiesMember 2024-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:CommercialMortgageBackedSecuritiesAndResidentialMortgageBackedSecuritiesInAmericasMember 2024-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherAssetBackedAndDebtSecuritiesMember 2024-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherAssetMember us-gaap:ReinsuranceRecoverableMember 2024-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:DerivativeMember 2024-03-31 0001070304 us-gaap:DerivativeMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember 2024-03-31 0001070304 ck0001070304:OtherAssetMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2024-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2024-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember 2024-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:CorporateDebtSecuritiesMember 2024-03-31 0001070304 us-gaap:ValuationAllowanceOfDeferredTaxAssetsMember 2025-03-31 0001070304 ck0001070304:ClosedOfficeLeaseObligationsMember us-gaap:BusinessRestructuringReservesMember 2025-03-31 0001070304 ck0001070304:EmployeeSeveranceAndOtherCostMember us-gaap:BusinessRestructuringReservesMember 2025-03-31 0001070304 us-gaap:BusinessRestructuringReservesMember 2025-03-31 0001070304 us-gaap:AccountsPayableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2024-03-31 0001070304 us-gaap:AccountsPayableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:ContingentConsiderationMember 2024-03-31 0001070304 ck0001070304:PolicyLiabilitiesAndPolicyAccountBalancesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2024-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:PolicyLiabilitiesAndPolicyAccountBalancesMember ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember 2024-03-31 0001070304 us-gaap:AccountingStandardsUpdate202302Member srt:CumulativeEffectPeriodOfAdoptionAdjustmentMember 2024-03-31 0001070304 us-gaap:AccountingStandardsUpdate202302Member us-gaap:ParentMember srt:CumulativeEffectPeriodOfAdoptionAdjustmentMember 2024-03-31 0001070304 us-gaap:AccountingStandardsUpdate202302Member us-gaap:RetainedEarningsMember srt:CumulativeEffectPeriodOfAdoptionAdjustmentMember 2024-03-31 0001070304 srt:CumulativeEffectPeriodOfAdoptionAdjustedBalanceMember 2024-03-31 0001070304 us-gaap:NoncontrollingInterestMember srt:CumulativeEffectPeriodOfAdoptionAdjustedBalanceMember 2024-03-31 0001070304 us-gaap:ParentMember srt:CumulativeEffectPeriodOfAdoptionAdjustedBalanceMember 2024-03-31 0001070304 us-gaap:TreasuryStockCommonMember srt:CumulativeEffectPeriodOfAdoptionAdjustedBalanceMember 2024-03-31 0001070304 us-gaap:AccumulatedOtherComprehensiveIncomeMember srt:CumulativeEffectPeriodOfAdoptionAdjustedBalanceMember 2024-03-31 0001070304 us-gaap:RetainedEarningsMember srt:CumulativeEffectPeriodOfAdoptionAdjustedBalanceMember 2024-03-31 0001070304 us-gaap:AdditionalPaidInCapitalMember srt:CumulativeEffectPeriodOfAdoptionAdjustedBalanceMember 2024-03-31 0001070304 us-gaap:CommonStockMember srt:CumulativeEffectPeriodOfAdoptionAdjustedBalanceMember 2024-03-31 0001070304 us-gaap:AccountingStandardsUpdate202302Member us-gaap:NoncontrollingInterestMember srt:CumulativeEffectPeriodOfAdoptionAdjustmentMember 2024-03-31 0001070304 us-gaap:TreasuryStockCommonMember 2025-03-31 0001070304 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2025-03-31 0001070304 us-gaap:RetainedEarningsMember 2025-03-31 0001070304 us-gaap:AdditionalPaidInCapitalMember 2025-03-31 0001070304 us-gaap:CommonStockMember 2025-03-31 0001070304 us-gaap:NoncontrollingInterestMember 2025-03-31 0001070304 us-gaap:ParentMember 2025-03-31 0001070304 ck0001070304:ForeignMunicipalBondSecuritiesMember 2024-03-31 0001070304 us-gaap:ForeignCorporateDebtSecuritiesMember 2024-03-31 0001070304 ck0001070304:ForeignOtherAssetBackedSecuritiesAndDebtSecuritiesMember 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:RealEstateLoansMember ck0001070304:OverseasMember 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:RealEstateLoansMember country:JP 2024-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:RealEstateLoansMember ck0001070304:OverseasMember 2025-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:RealEstateLoansMember country:JP 2025-03-31 0001070304 ck0001070304:ImpactOfChangesInPolicyLiabilityDiscountRateMember 2025-03-31 0001070304 us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember 2025-03-31 0001070304 us-gaap:AccumulatedTranslationAdjustmentMember 2025-03-31 0001070304 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2025-03-31 0001070304 us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2025-03-31 0001070304 ck0001070304:DebtValuationAdjustmentsMember 2025-03-31 0001070304 ck0001070304:LoansHeldForSaleMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2025-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:CommercialMortgageBackedSecuritiesAndResidentialMortgageBackedSecuritiesInAmericasMember 2025-03-31 0001070304 us-gaap:DerivativeMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2025-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherAssetBackedAndDebtSecuritiesMember 2025-03-31 0001070304 us-gaap:EquitySecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2025-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember 2025-03-31 0001070304 ck0001070304:OtherAssetMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:ReinsuranceRecoverableMember 2025-03-31 0001070304 ck0001070304:OtherAssetMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2025-03-31 0001070304 us-gaap:DerivativeMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember 2025-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2025-03-31 0001070304 us-gaap:EquitySecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsAndOthersMember 2025-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:CorporateDebtSecuritiesMember 2025-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:PolicyLiabilitiesAndPolicyAccountBalancesMember 2025-03-31 0001070304 ck0001070304:PolicyLiabilitiesAndPolicyAccountBalancesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember 2025-03-31 0001070304 us-gaap:AccountsPayableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2025-03-31 0001070304 us-gaap:AccountsPayableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:ContingentConsiderationMember 2025-03-31 0001070304 ck0001070304:ForeignCurrencyDenominatedInsuranceMember 2024-03-31 0001070304 ck0001070304:ThirdSectorYenDenominatedInsuranceMember 2024-03-31 0001070304 ck0001070304:FirstSectorYenDenominatedInsuranceMember 2024-03-31 0001070304 us-gaap:WholeLifeInsuranceMember 2024-03-31 0001070304 ck0001070304:FixedAnnuityAndAnnuitizationBenefitsMember 2024-03-31 0001070304 ck0001070304:VariableAnnuityAndVariableLifeInsuranceMember 2024-03-31 0001070304 ck0001070304:ForeignMunicipalBondSecuritiesMember 2025-03-31 0001070304 us-gaap:ForeignCorporateDebtSecuritiesMember 2025-03-31 0001070304 ck0001070304:ForeignOtherAssetBackedSecuritiesAndDebtSecuritiesMember 2025-03-31 0001070304 ck0001070304:ClosedOfficeLeaseObligationsMember us-gaap:BusinessRestructuringReservesMember 2026-03-31 0001070304 us-gaap:ValuationAllowanceOfDeferredTaxAssetsMember 2026-03-31 0001070304 ck0001070304:EmployeeSeveranceAndOtherCostMember us-gaap:BusinessRestructuringReservesMember 2026-03-31 0001070304 us-gaap:BusinessRestructuringReservesMember 2026-03-31 0001070304 us-gaap:TreasuryStockCommonMember 2026-03-31 0001070304 us-gaap:ParentMember 2026-03-31 0001070304 us-gaap:NoncontrollingInterestMember 2026-03-31 0001070304 us-gaap:CommonStockMember 2026-03-31 0001070304 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2026-03-31 0001070304 us-gaap:AdditionalPaidInCapitalMember 2026-03-31 0001070304 us-gaap:RetainedEarningsMember 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:RealEstateLoansMember country:JP 2026-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:RealEstateLoansMember ck0001070304:OverseasMember 2026-03-31 0001070304 ck0001070304:DebtValuationAdjustmentsMember 2026-03-31 0001070304 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2026-03-31 0001070304 us-gaap:AccumulatedTranslationAdjustmentMember 2026-03-31 0001070304 us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember 2026-03-31 0001070304 us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2026-03-31 0001070304 ck0001070304:ImpactOfChangesInPolicyLiabilityDiscountRateMember 2026-03-31 0001070304 us-gaap:EquitySecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2026-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember 2026-03-31 0001070304 ck0001070304:OtherAssetMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:ReinsuranceRecoverableMember 2026-03-31 0001070304 ck0001070304:OtherAssetMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2026-03-31 0001070304 us-gaap:DerivativeMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember 2026-03-31 0001070304 us-gaap:DerivativeMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:AvailableForSaleDebtSecuritiesMember ck0001070304:OtherAssetBackedAndDebtSecuritiesMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:AvailableForSaleDebtSecuritiesMember 2026-03-31 0001070304 us-gaap:EquitySecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsAndOthersMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:CorporateDebtSecuritiesMember 2026-03-31 0001070304 ck0001070304:LoansHeldForSaleMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2026-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:CommercialMortgageBackedSecuritiesAndResidentialMortgageBackedSecuritiesInAmericasMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:PolicyLiabilitiesAndPolicyAccountBalancesMember ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:AccountsPayableMember 2026-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:AccountsPayableMember ck0001070304:ContingentConsiderationMember 2026-03-31 0001070304 ck0001070304:PolicyLiabilitiesAndPolicyAccountBalancesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2026-03-31 0001070304 us-gaap:ForeignCorporateDebtSecuritiesMember 2026-03-31 0001070304 ck0001070304:ForeignOtherAssetBackedSecuritiesAndDebtSecuritiesMember 2026-03-31 0001070304 ck0001070304:ForeignMunicipalBondSecuritiesMember 2026-03-31 0001070304 ck0001070304:EmployeeSeveranceAndOtherCostMember us-gaap:BusinessRestructuringReservesMember 2023-03-31 0001070304 us-gaap:ValuationAllowanceOfDeferredTaxAssetsMember 2023-03-31 0001070304 us-gaap:BusinessRestructuringReservesMember 2023-03-31 0001070304 ck0001070304:ClosedOfficeLeaseObligationsMember us-gaap:BusinessRestructuringReservesMember 2023-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:CorporateDebtSecuritiesMember 2023-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:AvailableForSaleDebtSecuritiesMember 2023-03-31 0001070304 ck0001070304:LoansHeldForSaleMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2023-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:JapanesePrefecturalAndForeignMunicipalBondSecuritiesMember 2023-03-31 0001070304 us-gaap:EquitySecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:InvestmentFundsAndOthersMember 2023-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:EquitySecuritiesMember 2023-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherAssetBackedAndDebtSecuritiesMember 2023-03-31 0001070304 ck0001070304:OtherAssetMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2023-03-31 0001070304 us-gaap:DerivativeMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2023-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:DerivativeMember ck0001070304:OptionsHeldWrittenCapsHeldAndOtherMember 2023-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:OtherAssetMember us-gaap:ReinsuranceRecoverableMember 2023-03-31 0001070304 ck0001070304:AvailableForSaleDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:CommercialMortgageBackedSecuritiesAndResidentialMortgageBackedSecuritiesInAmericasMember 2023-03-31 0001070304 ck0001070304:ImpactOfChangesInPolicyLiabilityDiscountRateMember 2023-03-31 0001070304 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2023-03-31 0001070304 us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember 2023-03-31 0001070304 us-gaap:AccumulatedTranslationAdjustmentMember 2023-03-31 0001070304 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2023-03-31 0001070304 ck0001070304:DebtValuationAdjustmentsMember 2023-03-31 0001070304 us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2023-03-31 0001070304 us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member us-gaap:AccountsPayableMember 2023-03-31 0001070304 us-gaap:AccountsPayableMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:ContingentConsiderationMember 2023-03-31 0001070304 ck0001070304:PolicyLiabilitiesAndPolicyAccountBalancesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member ck0001070304:VariableAnnuityAndVariableLifeInsuranceContractsMember 2023-03-31 0001070304 ck0001070304:PolicyLiabilitiesAndPolicyAccountBalancesMember us-gaap:FairValueMeasurementsRecurringMember us-gaap:FairValueInputsLevel3Member 2023-03-31 0001070304 us-gaap:AdditionalPaidInCapitalMember 2023-03-31 0001070304 us-gaap:RetainedEarningsMember 2023-03-31 0001070304 us-gaap:TreasuryStockCommonMember 2023-03-31 0001070304 us-gaap:NoncontrollingInterestMember 2023-03-31 0001070304 us-gaap:ParentMember 2023-03-31 0001070304 us-gaap:CommonStockMember 2023-03-31 0001070304 us-gaap:ParentMember 2024-03-31 0001070304 us-gaap:TreasuryStockCommonMember 2024-03-31 0001070304 us-gaap:NoncontrollingInterestMember 2024-03-31 0001070304 us-gaap:RetainedEarningsMember 2024-03-31 0001070304 us-gaap:AdditionalPaidInCapitalMember 2024-03-31 0001070304 us-gaap:CommonStockMember 2024-03-31 0001070304 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2024-03-31 0001070304 ck0001070304:ForeignMunicipalBondSecuritiesMember 2023-03-31 0001070304 ck0001070304:ForeignOtherAssetBackedSecuritiesAndDebtSecuritiesMember 2023-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember country:JP 2023-03-31 0001070304 ck0001070304:PurchasedLoanPortfolioSegmentMember 2023-03-31 0001070304 ck0001070304:NetInvestmentInLeasesMember 2023-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember country:JP 2023-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:CommercialIndustrialAndOtherCompaniesLoansMember ck0001070304:OverseasMember 2023-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateMember ck0001070304:OverseasMember 2023-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:RealEstateMember country:JP 2023-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:OverseasMember ck0001070304:CorporateRealEstateCompaniesLoansMember 2023-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember ck0001070304:OverseasMember 2023-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:OtherThanNonRecourseLoansMember ck0001070304:CorporateRealEstateCompaniesLoansMember country:JP 2023-03-31 0001070304 ck0001070304:InstallmentLoansNetAndInvestmentInLeasesMember 2023-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember country:JP 2023-03-31 0001070304 us-gaap:ConsumerPortfolioSegmentMember ck0001070304:OtherConsumerLoanMember country:JP 2023-03-31 0001070304 ck0001070304:OtherFinancialAssetsMeasuredAtAmortizedCostMember 2023-03-31 0001070304 ck0001070304:LoansToEquityMethodInvesteesMember 2023-03-31 0001070304 ck0001070304:CorporatePortfolioSegmentMember ck0001070304:NonRecourseLoansMember srt:AmericasMember 2023-03-31 0001070304 us-gaap:AccumulatedTranslationAdjustmentMember 2024-03-31 0001070304 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2024-03-31 0001070304 ck0001070304:DebtValuationAdjustmentsMember 2024-03-31 0001070304 us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2024-03-31 0001070304 us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember 2024-03-31 0001070304 ck0001070304:ImpactOfChangesInPolicyLiabilityDiscountRateMember 2024-03-31 iso4217:JPY utr:Year xbrli:pure xbrli:shares ck0001070304:Property iso4217:JPY xbrli:shares ck0001070304:Point ck0001070304:Investment ck0001070304:Segments\n\n \n\n \n\nUNITED STATES SECURITIES AND EXCHANGE COMMISSION\n\nWashington, D.C. 20549\n\n———————————\n\nFORM\n20-F\n\n(Mark One)\n\n \n\n \n\n☐\n\nREGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934\n\nOR\n\n \n\n \n\n☒\n\nANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934\n\n \n\n \n\nFor the fiscal year ended\n\nMarch 31, 2026\n\nOR\n\n \n\n \n\n☐\n\nTRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934\n\n \n\n \n\n \n\nFor the transition period from     to    \n\nOR\n\n \n\n \n\n☐\n\nSHELL COMPANY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934\n\n \n\n \n\n \n\nDate of event requiring this shell company report:\n\nCommission file number:\n001-14856\n\nORIX KABUSHIKI KAISHA\n\n(Exact name of Registrant as specified in its charter)\n\nORIX CORPORATION\n\n(Translation of Registrant’s name into English)\n\nJapan\n\n(Jurisdiction of incorporation or organization)\n\nWorld Trade Center Building, SOUTH TOWER,\n\n2-4-1\n\nHamamatsu-cho\n\n,\n\nMinato-ku\n\nTokyo\n105-5135,\nJapan\n\n(Address of principal executive offices)\n\nRenka Hayashi\n\nWorld Trade Center Building, SOUTH TOWER,\n\n2-4-1\n\nHamamatsu-cho\n\n,\n\nMinato-ku\n\nTokyo\n105-5135,\nJapan\n\nTelephone:\n+81-3-6777-3380\n\nFacsimile:\n+81-3-6777-4104\n\n(Name, telephone,\ne-mail\nand/or facsimile number and address of company contact person)\n\nSecurities registered or to be registered pursuant to Section 12(b) of the Act:\n\n \n\n \n \n\nTitle of each class\n\n  \n\nTrading\n\nSymbols(s)\n\n  \n\nName of each exchange on which registered\n\n(1)\n\n \nAmerican depository shares (the “ADSs”), each of which represents one share\n  \nIX\n  \nNew York Stock Exchange\n\n(2)\n\n \nCommon stock without par value (the “Shares”)*\n  \n\n  \n\nSecurities registered or to be registered pursuant to Section 12(g) of the Act:\n\nNone\n\nSecurities for which there is a reporting obligation pursuant to Section 15(d) of the Act:\n\nNone\n\nIndicate the number of outstanding shares of each of the issuer’s classes of capital or common stock as of the close of the period covered by the annual report.\n\nAs of March 31, 2026, 1,124,106,624 Shares were outstanding, including Shares that were represented by\n\n33,263,285\n\nADSs.\n\n———————————\n\nIndicate by check mark if the Registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act.\n\n☒ Yes ☐ No\n\nIf this report is an annual or transition report, indicate by check mark if the Registrant is not required to file reports pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934.\n\n☐ Yes ☒ No\n\nNote—Checking the box above will not relieve any Registrant required to file reports pursuant to Section 13 or Section 15(d) of the Securities Exchange Act of 1934 from their obligations under those sections.\n\nIndicate by check mark whether the Registrant\n\n:\n\n(1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the Registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days.\n\n☒ Yes ☐ No\n\nIndicate by check mark whether the Registrant submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation\nS-T\nduring the preceding 12 months (or for such shorter period that the Registrant was required to submit such files).\n\n☒ Yes ☐ No\n\nIndicate by check mark whether the Registrant is a large accelerated filer, an accelerated filer, a\nnon-accelerated\nfiler, or an emerging growth company. See definition of “large accelerated filer” , “accelerated filer”, and “emerging growth company” in Rule\n12b-2\nof the Exchange Act.\n\n☒ Large accelerated filer ☐ Accelerated\nfiler ☐ Non-accelerated\nfiler  ☐  Emerging growth company\n\nIf an emerging growth company that prepares its financial statements in accordance with U.S. GAAP, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.  ☐\n\nThe term “new or revised financial accounting standard” refers to any update issued by the Financial Accounting Standards Board to its Accounting Standards Codification after April 5, 2012.\n\nIndicate by check mark whether the registrant has filed a report on and attestation to its management’s assessment of the effectiveness of its internal control over financial reporting under Section 404(b) of the Sarbanes-Oxley Act (15 U.S.C. 7262(b)) by the registered public accounting firm that prepared or issued its audit report.  ☒\n\nIf securities are registered pursuant to Section 12(b) of the Act, indicate by check mark whether the financial statements of the registrant included in the filing reflect the correction of an error to previously issued financial statements.  ☐\n\nIndicate by check mark whether any of those error corrections are restatements that required a recovery analysis of incentive-based compensation received by any of the registrant’s executive officers during the relevant recovery period pursuant to\n§240.10D-1(b).\n ☐\n\nIndicate by check mark which basis of accounting the Registrant has used to prepare the financial statements included in this filing.\n\n☒ U.S. GAAP ☐ International Financial Reporting Standards as issued by the International Accounting Standards Board ☐ Other\n\nIf “Other” has been checked in response to the previous question, indicate by check mark which financial statement item the Registrant has elected to follow.\n\n☐ Item 17 ☐ Item 18\n\nIf this is an annual report, indicate by check mark whether the Registrant is a shell company (as defined in Rule\n12b-2\nof the Exchange Act).\n\n☐ Yes ☒ No\n\n(APPLICABLE ONLY TO ISSUERS INVOLVED IN BANKRUPTCY PROCEEDINGS DURING THE PAST FIVE YEARS)\n\nIndicate by check mark whether the Registrant has filed all documents and reports required to be filed by Sections 12, 13 or 15(d) of the Securities Exchange Act of 1934 subsequent to the distribution of securities under a plan confirmed by a court.\n\n☐ Yes ☐ No\n\n* Not for trading, but only for technical purposes in connection with the registration of the ADSs.\n\n \n\n \n\n \n\n##### Table of Contents\n\nTABLE OF CONTENTS\n\n \n\n \n  \n \n  \nPage\n \n\n[Certain Defined Terms, Conventions and Presentation of Financial Information](#rom29000_1)\n\n  \n \nii\n \n\n[Forward-Looking Statements](#rom29000_2)\n\n  \n \nii\n \n\n[PART I](#rom29000_3)\n  \n \n1"}