10-Q
http://fasb.org/us-gaap/2023#RelatedPartyMemberhttp://fasb.org/us-gaap/2023#RelatedPartyMemberhttp://fasb.org/us-gaap/2023#RelatedPartyMemberhttp://fasb.org/us-gaap/2023#RelatedPartyMemberfalseQ10001393818--12-31http://fasb.org/us-gaap/2023#UnrealizedGainLossOnInvestmentshttp://fasb.org/us-gaap/2023#UnrealizedGainLossOnInvestmentshttp://fasb.org/us-gaap/2023#OtherAssetshttp://fasb.org/us-gaap/2023#OtherAssetsDuring the period presented, Blackstone also had one share outstanding of each of Series I and Series II preferred stock, with par value of each less than one cent.Represents the add back of Performance Revenues earned from consolidated Blackstone Funds which have been eliminated in consolidation.Represents (1) the add back of Principal Investment Income, including general partner income, earned from consolidated Blackstone Funds which have been eliminated in consolidation, and (2) the removal of amounts associated with the ownership of Blackstone consolidated operating partnerships held by non-controlling interests.Fee related performance compensation may include equity-based compensation based on fee related performance revenues.Represents the (1) removal of Transaction-Related and Non-Recurring Items that are not recorded in the Total Segment measures, (2) removal of certain expenses reimbursed by the Blackstone Funds, which are presented gross under GAAP but netted against Management and Advisory Fees, Net in the Total Segment measures, and (3) a reduction equal to an administrative fee collected on a quarterly basis from certain holders of Blackstone Holdings Partnership Units which is accounted for as a capital contribution under GAAP, but is reflected as a reduction of Other Operating Expenses in Blackstone’s segment presentation. For the three months ended March 31, 2024, this adjustment includes removal of an accrual for an estimated liability for a legal matter.Represents the removal of Transaction-Related and Non-Recurring Items that are not recorded in the Total Segment measures.Unobservable inputs were weighted based on the fair value of the investments included in the range.Equity Securities, Partnership and LLC Interest includes investments in investment funds.As of March 31, 2024 and December 31, 2023, Other Investments includes Level III Freestanding Derivatives.Fair value is determined by broker quote and these notes would be classified as Level II within the fair value hierarchy.The volatility of the historical performance of the underlying reference entity is used to project the expected returns relevant for the fair value of the derivative.As of March 31, 2024 and December 31, 2023, Other Liabilities includes Level III Contingent Consideration and Level III Corporate Treasury Commitments.CLO Notes Payable have maturity dates ranging from June 2025 to January 2037 and have an effective interest rate of 8.25% as of March 31, 2024. A portion of the borrowing outstanding is comprised of subordinated notes which do not have contractual interest rates but instead pay distributions from the excess cash flows of the CLO vehicles.The Secured Borrowing, Due 10/27/2033 has an interest rate of 7.64% and the Secured Borrowing, Due 1/29/2035 has an interest rate of 7.64%. Principal on the Secured Borrowings will be paid over the term with repayment amounts dependent on the performance of the underlying assets securing each borrowing. Repayment amounts from the underlying assets are restricted to solely satisfy the Secured Borrowings obligations. As of March 31, 2024, the fair value of the assets securing both Secured Borrowings equaled $48.5 million.The split of clawback between Blackstone Holdings and Current and Former Personnel is based on the performance of individual investments held by a fund rather than on a fund by fund basis.Total is a component of Due to Affiliates. See Note 15. “Related Party Transactions — Affiliate Receivables and Payables — Due to Affiliates.”Total Segment Revenues is comprised of the following:This adjustment removes Unrealized Performance Revenues on a segment basis.This adjustment removes Unrealized Principal Investment Income (Loss) on a segment basis.This adjustment removes Interest and Dividend Revenue on a segment basis.This adjustment removes Other Revenue on a segment basis. For the three months ended March 31, 2024 and 2023, Other Revenue on a GAAP basis was $44.8 million and $(14.2) million, and included $44.5 million and $(14.7) million of foreign exchange gains (losses), respectively.This adjustment reverses the effect of consolidating Blackstone Funds, which are excluded from Blackstone’s segment presentation. This adjustment includes the elimination of Blackstone’s interest in these funds, the removal of revenue from the reimbursement of certain expenses by the Blackstone Funds, which are presented gross under GAAP but netted against Management and Advisory Fees, Net in the Total Segment measures, and the removal of amounts associated with the ownership of Blackstone consolidated operating partnerships held by non-controlling interests.This adjustment removes Transaction-Related and Non-Recurring Items, which are excluded from Blackstone’s segment presentation. Transaction-Related and Non-Recurring Items arise from corporate actions including acquisitions, divestitures, Blackstone’s initial public offering and non-recurring gains, losses, or other charges, if any. They consist primarily of equity-based compensation charges, gains and losses on contingent consideration arrangements, changes in the balance of the Tax Receivable Agreement resulting from a change in tax law or similar event, transaction costs, gains or losses associated with these corporate actions and non-recurring gains, losses or other charges that affect period to period comparability and are not reflective of Blackstone’s operational performance. For the three months ended March 31, 2024, this adjustment includes removal of an accrual for an estimated liability for a legal matter.Total Segment Expenses is comprised of the following:This adjustment removes Unrealized Performance Allocations Compensation.This adjustment removes Equity-Based Compensation on a segment basis.This adjustment adds back Interest Expense on a segment basis, excluding interest expense related to the Tax Receivable Agreement.This adjustment removes the amortization of transaction-related intangibles, which are excluded from Blackstone’s segment presentation.This adjustment adds an amount equal to an administrative fee collected on a quarterly basis from certain holders of Blackstone Holdings Partnership Units. The administrative fee is accounted for as a capital contribution under GAAP, but is reflected as a reduction of Other Operating Expenses in Blackstone’s segment presentation.Represents (1) the add back of net management fees earned from consolidated Blackstone Funds which have been eliminated in consolidation, and (2) the removal of revenue from the reimbursement of certain expenses by the Blackstone Funds, which are presented gross under GAAP but netted against Management and Advisory Fees, Net in the Total Segment measures. 0001393818 2024-01-01 2024-03-31 0001393818 2023-01-01 2023-03-31 0001393818 2023-12-31 0001393818 2024-03-31 0001393818 2024-01-01 0001393818 2024-04-26 0001393818 2022-12-31 0001393818 2023-03-31 0001393818 bx:ConsolidatedBlackstoneFundsMember bx:RelatedPartiesMember 2024-03-31 0001393818 srt:ParentCompanyMember bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 us-gaap:DebtSecuritiesMember 2024-03-31 0001393818 us-gaap:LoansReceivableMember 2024-03-31 0001393818 us-gaap:CorporateDebtSecuritiesMember 2024-03-31 0001393818 bx:DueFromAffiliatesMember 2024-03-31 0001393818 us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember us-gaap:InvestmentsMember 2024-03-31 0001393818 bx:CashPoolingArrangementMember 2024-03-31 0001393818 us-gaap:RealEstateFundsMember 2024-03-31 0001393818 bx:OtherMember 2024-03-31 0001393818 us-gaap:HedgeFundsEquityMember 2024-03-31 0001393818 us-gaap:HedgeFundsEquityMember 2024-03-31 0001393818 us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember bx:PotentialClawbackObligationMember 2024-03-31 0001393818 us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember bx:DueToNonConsolidatedEntityMember 2024-03-31 0001393818 bx:BlackstoneFundFacilitiesCloVehiclesMember 2024-03-31 0001393818 bx:OperatingBorrowingsMember 2024-03-31 0001393818 us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember 2024-03-31 0001393818 bx:FreestandingDerivativesMember 2024-03-31 0001393818 bx:DueFromAffiliatesMember us-gaap:VariableInterestEntityPrimaryBeneficiaryMember bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 us-gaap:OtherAssetsMember us-gaap:VariableInterestEntityPrimaryBeneficiaryMember bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 us-gaap:VariableInterestEntityPrimaryBeneficiaryMember bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 us-gaap:VariableInterestEntityPrimaryBeneficiaryMember us-gaap:InvestmentsMember bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 us-gaap:VariableInterestEntityPrimaryBeneficiaryMember us-gaap:AccountsReceivableMember bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 bx:CashHeldByFundsAndOtherMember us-gaap:VariableInterestEntityPrimaryBeneficiaryMember bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 us-gaap:FairValueMeasurementsRecurringMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2024-03-31 0001393818 us-gaap:FairValueMeasurementsRecurringMember bx:DebtInstrumentsMember bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 bx:FreestandingDerivativesMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 us-gaap:FairValueMeasurementsRecurringMember bx:NetAssetValueMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:DebtInstrumentsMember bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember bx:DebtInstrumentsMember bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember bx:ConsolidatedBlackstoneFundsMember bx:NetAssetValueMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:InvestmentAssetOtherMember 2024-03-31 0001393818 us-gaap:FairValueMeasurementsRecurringMember bx:InvestmentAssetOtherMember bx:NetAssetValueMember 2024-03-31 0001393818 us-gaap:FairValueMeasurementsRecurringMember bx:InvestmentAssetOtherMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember bx:CorporateTreasuryInvestmentsMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember bx:CorporateTreasuryInvestmentsMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:CorporateTreasuryInvestmentsMember 2024-03-31 0001393818 us-gaap:FairValueMeasurementsRecurringMember bx:CorporateTreasuryInvestmentsMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember bx:InvestmentAssetOtherMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember bx:InvestmentAssetOtherMember 2024-03-31 0001393818 bx:FreestandingDerivativesMember us-gaap:FairValueMeasurementsRecurringMember bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 us-gaap:FairValueMeasurementsRecurringMember bx:ConsolidatedBlackstoneFundsMember bx:NetAssetValueMember 2024-03-31 0001393818 us-gaap:FairValueMeasurementsRecurringMember bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 us-gaap:VariableInterestEntityPrimaryBeneficiaryMember us-gaap:LoansPayableMember bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 bx:DueToAffiliatesMember us-gaap:VariableInterestEntityPrimaryBeneficiaryMember bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 us-gaap:AccountsPayableAndAccruedLiabilitiesMember us-gaap:VariableInterestEntityPrimaryBeneficiaryMember bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 us-gaap:RelatedPartyMember 2024-03-31 0001393818 bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 bx:BlackstoneMember bx:FreestandingDerivativesMember 2024-03-31 0001393818 bx:BlackstoneMember us-gaap:ForeignExchangeContractMember bx:FreestandingDerivativesMember 2024-03-31 0001393818 bx:BlackstoneMember us-gaap:InterestRateContractMember bx:FreestandingDerivativesMember 2024-03-31 0001393818 bx:ConsolidatedBlackstoneFundsMember us-gaap:InterestRateContractMember bx:FreestandingDerivativesMember 2024-03-31 0001393818 bx:BlackstoneMember us-gaap:TotalReturnSwapMember bx:FreestandingDerivativesMember 2024-03-31 0001393818 bx:BlackstoneMember us-gaap:CreditDefaultSwapMember bx:FreestandingDerivativesMember 2024-03-31 0001393818 bx:BlackstoneMember us-gaap:StockOptionMember bx:FreestandingDerivativesMember 2024-03-31 0001393818 bx:CorporateTreasuryInvestmentsMember 2024-03-31 0001393818 bx:InvestmentAssetOtherMember 2024-03-31 0001393818 bx:AccruedPerformanceAllocationsMember 2024-03-31 0001393818 bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 bx:PartnershipInvestmentsMember 2024-03-31 0001393818 bx:PortfolioCompanyAcquisitionMember bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 us-gaap:PhantomShareUnitsPSUsMember 2024-03-31 0001393818 bx:BlackstoneIncMember 2024-03-31 0001393818 bx:EquityAndPreferredSecuritiesMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:CorporateTreasuryInvestmentsMember bx:TransactionPriceValuationTechniqueMember 2024-03-31 0001393818 us-gaap:LoansReceivableMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:InvestmentAssetOtherMember bx:ThirdPartyPricingValuationTechniqueMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:DebtInstrumentsMember bx:ConsolidatedBlackstoneFundsMember bx:ThirdPartyPricingValuationTechniqueMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember bx:ConsolidatedBlackstoneFundsMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember bx:LiabilitiesOfConsolidatedCloVehiclesNotesPayableMember 2024-03-31 0001393818 us-gaap:FairValueMeasurementsRecurringMember bx:LiabilitiesOfConsolidatedCloVehiclesNotesPayableMember 2024-03-31 0001393818 bx:SixPointTwoFiveZeroPercentNotesMember 2024-03-31 0001393818 bx:OnePointSixZeroZeroPercentNotesMember 2024-03-31 0001393818 bx:TwoPointZeroZeroZero1PercentNotesMember 2024-03-31 0001393818 bx:SixPointTwoZeroZeroPercentNotesMember 2024-03-31 0001393818 bx:TwoPointFiveFiveZeroPercentNotesMember 2024-03-31 0001393818 bx:BlackstoneOperatingBorrowingsMember us-gaap:OtherDebtSecuritiesMember 2024-03-31 0001393818 bx:CloNotesPayableMember bx:BorrowingsOfConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 bx:BorrowingsOfConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 bx:ThreePointFiveZeroZeroPercentNotesMember 2024-03-31 0001393818 bx:SecuredBorrowingsOneMember us-gaap:OtherDebtSecuritiesMember 2024-03-31 0001393818 bx:SecuredBorrowingsTwoMember us-gaap:OtherDebtSecuritiesMember 2024-03-31 0001393818 bx:ThreePointTwoZeroZeroPercentNotesMember 2024-03-31 0001393818 bx:TwoPointFiveZeroZeroPercentNotesMember 2024-03-31 0001393818 bx:TwoPointZeroZeroZeroPercentNotesMember 2024-03-31 0001393818 bx:OnePointZeroZeroZeroPercentNotesMember 2024-03-31 0001393818 bx:FourPointZeroZeroZeroPercentNotesMember 2024-03-31 0001393818 bx:FourPointFourFiveZeroPercentNotesMember 2024-03-31 0001393818 bx:TwoPointEightZeroZeroPercentNotesMember 2024-03-31 0001393818 bx:ThreePointFiveZeroZeroPercentNotesOneMember 2024-03-31 0001393818 bx:TwoPointEightFiveZeroPercentNotesMember 2024-03-31 0001393818 us-gaap:SeniorNotesMember 2024-03-31 0001393818 bx:OnePointSixTwoFivePercentNotesMember 2024-03-31 0001393818 bx:OnePointFiveZeroZeroPercentNotesMember 2024-03-31 0001393818 bx:FivePointZeroZeroZeroPercentNotesMember 2024-03-31 0001393818 bx:ThreePointOneFiveZeroPercentNotesMember 2024-03-31 0001393818 bx:FivePointNineZeroZeroPercentNotesMember 2024-03-31 0001393818 bx:TwoPointZeroZeroZeroPercentNotesMember us-gaap:SeniorNotesMember 2024-03-31 0001393818 bx:OnePointZeroZeroZeroPercentNotesMember us-gaap:SeniorNotesMember 2024-03-31 0001393818 bx:ThreePointOneFiveZeroPercentNotesMember us-gaap:SeniorNotesMember 2024-03-31 0001393818 bx:FivePointNineZeroZeroPercentNotesMember us-gaap:SeniorNotesMember 2024-03-31 0001393818 bx:ThreePointFiveZeroZeroPercentNotesOneMember us-gaap:SeniorNotesMember 2024-03-31 0001393818 bx:TwoPointEightZeroZeroPercentNotesMember us-gaap:SeniorNotesMember 2024-03-31 0001393818 bx:TwoPointEightFiveZeroPercentNotesMember us-gaap:SeniorNotesMember 2024-03-31 0001393818 bx:ThreePointTwoZeroZeroPercentNotesMember us-gaap:SeniorNotesMember 2024-03-31 0001393818 bx:LiabilitiesOfConsolidatedCloVehiclesNotesPayableMember 2024-03-31 0001393818 bx:SecuredBorrowingsTwoMember 2024-03-31 0001393818 bx:SixPointTwoZeroZeroPercentNotesMember us-gaap:SeniorNotesMember 2024-03-31 0001393818 bx:ThreePointFiveZeroZeroPercentNoteMember us-gaap:SeniorNotesMember 2024-03-31 0001393818 bx:SixPointTwoFiveZeroPercentNotesMember us-gaap:SeniorNotesMember 2024-03-31 0001393818 bx:FivePointZeroZeroZeroPercentNotesMember us-gaap:SeniorNotesMember 2024-03-31 0001393818 bx:FourPointFourFiveZeroPercentNotesMember us-gaap:SeniorNotesMember 2024-03-31 0001393818 bx:FourPointZeroZeroZeroPercentNotesMember us-gaap:SeniorNotesMember 2024-03-31 0001393818 bx:OnePointSixTwoFivePercentNotesMember us-gaap:SeniorNotesMember 2024-03-31 0001393818 bx:OnePointFiveZeroZeroMember us-gaap:SeniorNotesMember 2024-03-31 0001393818 bx:TwoPointFiveZeroZeroPercentNotesMember us-gaap:SeniorNotesMember 2024-03-31 0001393818 bx:OnePointSixZeroZeroPercentNotesMember us-gaap:SeniorNotesMember 2024-03-31 0001393818 bx:TwoPointZeroZeroZero1PercentNotesMember us-gaap:SeniorNotesMember 2024-03-31 0001393818 bx:TwoPointFiveFiveZeroPercentNotesMember us-gaap:SeniorNotesMember 2024-03-31 0001393818 bx:SecuredBorrowingsOneMember 2024-03-31 0001393818 bx:LiabilitiesOfConsolidatedCloVehiclesMember 2024-03-31 0001393818 bx:LiabilitiesOfConsolidatedCloVehiclesNotesPayableMember 2024-03-31 0001393818 bx:FreestandingDerivativesMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2024-03-31 0001393818 bx:FreestandingDerivativesMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2024-03-31 0001393818 bx:FreestandingDerivativesMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2024-03-31 0001393818 bx:FreestandingDerivativesMember us-gaap:FairValueMeasurementsRecurringMember 2024-03-31 0001393818 us-gaap:OperatingSegmentsMember bx:CreditAndInsuranceMember 2024-03-31 0001393818 us-gaap:OperatingSegmentsMember bx:PrivateEquitySegmentMember 2024-03-31 0001393818 us-gaap:OperatingSegmentsMember bx:RealEstateSegmentMember 2024-03-31 0001393818 us-gaap:OperatingSegmentsMember bx:MultiAssetsInvestingMember 2024-03-31 0001393818 us-gaap:OperatingSegmentsMember 2024-03-31 0001393818 bx:SeriesOnePreferredstockMember 2024-03-31 0001393818 bx:SeriesTwoPreferredStockMember 2024-03-31 0001393818 bx:UnvestedParticipatingCommonStockMember 2024-03-31 0001393818 us-gaap:CommonStockMember 2024-03-31 0001393818 bx:ParticipatingPartnershipUnitsMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:FreestandingDerivativesMember us-gaap:MeasurementInputPriceVolatilityMember us-gaap:ValuationTechniqueOptionPricingModelMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:FreestandingDerivativesMember us-gaap:ValuationTechniqueOptionPricingModelMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember us-gaap:OtherLiabilitiesMember bx:ThirdPartyPricingValuationTechniqueMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:CorporateTreasuryCommitmentsMember 2024-03-31 0001393818 us-gaap:FairValueMeasurementsRecurringMember bx:CorporateTreasuryCommitmentsMember 2024-03-31 0001393818 srt:ConsolidationEliminationsMember 2024-03-31 0001393818 bx:NotInNonAccrualStatusMember us-gaap:CorporateDebtSecuritiesMember 2024-03-31 0001393818 bx:BlackstoneRealEstateInvestmentTrustOrBreitMember 2024-03-31 0001393818 bx:ConsolidatedBlackstoneFundsMember bx:RelatedPartiesMember 2023-12-31 0001393818 srt:ParentCompanyMember bx:ConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 us-gaap:LoansReceivableMember 2023-12-31 0001393818 us-gaap:CorporateDebtSecuritiesMember 2023-12-31 0001393818 us-gaap:DebtSecuritiesMember 2023-12-31 0001393818 bx:DueFromAffiliatesMember 2023-12-31 0001393818 us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember us-gaap:InvestmentsMember 2023-12-31 0001393818 us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember bx:PotentialClawbackObligationMember 2023-12-31 0001393818 us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember bx:DueToNonConsolidatedEntityMember 2023-12-31 0001393818 us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember 2023-12-31 0001393818 bx:FreestandingDerivativesMember 2023-12-31 0001393818 bx:CashHeldByFundsAndOtherMember us-gaap:VariableInterestEntityPrimaryBeneficiaryMember bx:ConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 bx:DueFromAffiliatesMember us-gaap:VariableInterestEntityPrimaryBeneficiaryMember bx:ConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 us-gaap:OtherAssetsMember us-gaap:VariableInterestEntityPrimaryBeneficiaryMember bx:ConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 us-gaap:VariableInterestEntityPrimaryBeneficiaryMember bx:ConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 us-gaap:VariableInterestEntityPrimaryBeneficiaryMember us-gaap:InvestmentsMember bx:ConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 us-gaap:VariableInterestEntityPrimaryBeneficiaryMember us-gaap:AccountsReceivableMember bx:ConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 us-gaap:FairValueMeasurementsRecurringMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:DebtInstrumentsMember bx:ConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember bx:DebtInstrumentsMember bx:ConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember bx:ConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember bx:ConsolidatedBlackstoneFundsMember bx:NetAssetValueMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember bx:ConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember bx:ConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:ConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 us-gaap:FairValueMeasurementsRecurringMember bx:ConsolidatedBlackstoneFundsMember bx:NetAssetValueMember 2023-12-31 0001393818 us-gaap:FairValueMeasurementsRecurringMember bx:ConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember bx:CorporateTreasuryInvestmentsMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember bx:ConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember bx:ConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember bx:ConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 us-gaap:FairValueMeasurementsRecurringMember bx:DebtInstrumentsMember bx:ConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 bx:FreestandingDerivativesMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember bx:ConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 bx:FreestandingDerivativesMember us-gaap:FairValueMeasurementsRecurringMember bx:ConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember bx:CorporateTreasuryInvestmentsMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:CorporateTreasuryInvestmentsMember 2023-12-31 0001393818 us-gaap:FairValueMeasurementsRecurringMember bx:CorporateTreasuryInvestmentsMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember bx:InvestmentAssetOtherMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember bx:InvestmentAssetOtherMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:InvestmentAssetOtherMember 2023-12-31 0001393818 us-gaap:FairValueMeasurementsRecurringMember bx:InvestmentAssetOtherMember bx:NetAssetValueMember 2023-12-31 0001393818 us-gaap:FairValueMeasurementsRecurringMember bx:InvestmentAssetOtherMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2023-12-31 0001393818 us-gaap:FairValueMeasurementsRecurringMember bx:NetAssetValueMember 2023-12-31 0001393818 us-gaap:VariableInterestEntityPrimaryBeneficiaryMember us-gaap:LoansPayableMember bx:ConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 bx:DueToAffiliatesMember us-gaap:VariableInterestEntityPrimaryBeneficiaryMember bx:ConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 us-gaap:AccountsPayableAndAccruedLiabilitiesMember us-gaap:VariableInterestEntityPrimaryBeneficiaryMember bx:ConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 us-gaap:RelatedPartyMember 2023-12-31 0001393818 bx:BlackstoneMember bx:FreestandingDerivativesMember 2023-12-31 0001393818 bx:BlackstoneMember us-gaap:TotalReturnSwapMember bx:FreestandingDerivativesMember 2023-12-31 0001393818 bx:BlackstoneMember us-gaap:CreditDefaultSwapMember bx:FreestandingDerivativesMember 2023-12-31 0001393818 bx:BlackstoneMember us-gaap:InterestRateContractMember bx:FreestandingDerivativesMember 2023-12-31 0001393818 bx:BlackstoneMember us-gaap:ForeignExchangeContractMember bx:FreestandingDerivativesMember 2023-12-31 0001393818 bx:ConsolidatedBlackstoneFundsMember us-gaap:InterestRateContractMember bx:FreestandingDerivativesMember 2023-12-31 0001393818 bx:BlackstoneMember us-gaap:StockOptionMember bx:FreestandingDerivativesMember 2023-12-31 0001393818 bx:InvestmentAssetOtherMember 2023-12-31 0001393818 bx:CorporateTreasuryInvestmentsMember 2023-12-31 0001393818 bx:AccruedPerformanceAllocationsMember 2023-12-31 0001393818 bx:ConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 bx:PartnershipInvestmentsMember 2023-12-31 0001393818 bx:EquityAndPreferredSecuritiesMember 2023-12-31 0001393818 us-gaap:LoansReceivableMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:InvestmentAssetOtherMember bx:ThirdPartyPricingValuationTechniqueMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:DebtInstrumentsMember bx:ConsolidatedBlackstoneFundsMember bx:ThirdPartyPricingValuationTechniqueMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember bx:ConsolidatedBlackstoneFundsMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:CorporateTreasuryInvestmentsMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember bx:LiabilitiesOfConsolidatedCloVehiclesNotesPayableMember 2023-12-31 0001393818 us-gaap:FairValueMeasurementsRecurringMember bx:LiabilitiesOfConsolidatedCloVehiclesNotesPayableMember 2023-12-31 0001393818 bx:ThreePointOneFiveZeroPercentNotesMember 2023-12-31 0001393818 bx:OnePointSixZeroZeroPercentNotesMember 2023-12-31 0001393818 bx:TwoPointZeroZeroZero1PercentNotesMember 2023-12-31 0001393818 bx:TwoPointFiveFiveZeroPercentNotesMember 2023-12-31 0001393818 bx:CloNotesPayableMember bx:BorrowingsOfConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 bx:BorrowingsOfConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 bx:SecuredBorrowingsTwoMember us-gaap:OtherDebtSecuritiesMember 2023-12-31 0001393818 bx:BlackstoneOperatingBorrowingsMember us-gaap:OtherDebtSecuritiesMember 2023-12-31 0001393818 bx:TwoPointZeroZeroZeroPercentNotesMember 2023-12-31 0001393818 bx:OnePointZeroZeroZeroPercentNotesMember 2023-12-31 0001393818 bx:SecuredBorrowingsOneMember us-gaap:OtherDebtSecuritiesMember 2023-12-31 0001393818 bx:FourPointZeroZeroZeroPercentNotesMember 2023-12-31 0001393818 bx:TwoPointEightZeroZeroPercentNotesMember 2023-12-31 0001393818 bx:TwoPointEightFiveZeroPercentNotesMember 2023-12-31 0001393818 bx:ThreePointTwoZeroZeroPercentNotesMember 2023-12-31 0001393818 us-gaap:SeniorNotesMember 2023-12-31 0001393818 bx:OnePointSixTwoFivePercentNotesMember 2023-12-31 0001393818 bx:OnePointFiveZeroZeroPercentNotesMember 2023-12-31 0001393818 bx:TwoPointFiveZeroZeroPercentNotesMember 2023-12-31 0001393818 bx:ThreePointFiveZeroZeroPercentNotesOneMember 2023-12-31 0001393818 bx:FivePointZeroZeroZeroPercentNotesMember 2023-12-31 0001393818 bx:FourPointFourFiveZeroPercentNotesMember 2023-12-31 0001393818 bx:FivePointNineZeroZeroPercentNotesMember 2023-12-31 0001393818 bx:SixPointTwoZeroZeroPercentNotesMember 2023-12-31 0001393818 bx:ThreePointFiveZeroZeroPercentNotesMember 2023-12-31 0001393818 bx:SixPointTwoFiveZeroPercentNotesMember 2023-12-31 0001393818 bx:LiabilitiesOfConsolidatedCloVehiclesNotesPayableMember 2023-12-31 0001393818 bx:LiabilitiesOfConsolidatedCloVehiclesMember 2023-12-31 0001393818 bx:FreestandingDerivativesMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2023-12-31 0001393818 bx:FreestandingDerivativesMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2023-12-31 0001393818 bx:FreestandingDerivativesMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2023-12-31 0001393818 bx:FreestandingDerivativesMember us-gaap:FairValueMeasurementsRecurringMember 2023-12-31 0001393818 bx:SeriesOnePreferredstockMember 2023-12-31 0001393818 bx:SeriesTwoPreferredStockMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:FreestandingDerivativesMember us-gaap:MeasurementInputPriceVolatilityMember us-gaap:ValuationTechniqueOptionPricingModelMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:FreestandingDerivativesMember us-gaap:ValuationTechniqueOptionPricingModelMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember us-gaap:OtherLiabilitiesMember bx:ThirdPartyPricingValuationTechniqueMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:CorporateTreasuryCommitmentsMember 2023-12-31 0001393818 us-gaap:FairValueMeasurementsRecurringMember bx:CorporateTreasuryCommitmentsMember 2023-12-31 0001393818 bx:BlackstoneRealEstateInvestmentTrustOrBreitMember 2023-12-31 0001393818 bx:UniversityOfCaliforniaMember bx:BlackstoneRealEstateInvestmentTrustOrBreitMember 2023-12-31 0001393818 bx:BlackstonePartnershipUnitsMember 2024-01-01 2024-03-31 0001393818 bx:BlackstoneHoldingsMember bx:CreditAndInsuranceMember 2024-01-01 2024-03-31 0001393818 bx:BlackstoneHoldingsMember bx:RealEstateSegmentMember 2024-01-01 2024-03-31 0001393818 bx:CurrentAndFormerBlackstonePersonnelMember bx:RealEstateSegmentMember 2024-01-01 2024-03-31 0001393818 bx:RealEstateSegmentMember 2024-01-01 2024-03-31 0001393818 bx:PrivateEquitySegmentMember 2024-01-01 2024-03-31 0001393818 bx:CurrentAndFormerBlackstonePersonnelMember bx:CreditAndInsuranceMember 2024-01-01 2024-03-31 0001393818 bx:CreditAndInsuranceMember 2024-01-01 2024-03-31 0001393818 bx:BlackstoneHoldingsMember 2024-01-01 2024-03-31 0001393818 bx:CurrentAndFormerBlackstonePersonnelMember 2024-01-01 2024-03-31 0001393818 bx:BlackstoneHoldingsMember bx:PrivateEquitySegmentMember 2024-01-01 2024-03-31 0001393818 bx:CurrentAndFormerBlackstonePersonnelMember bx:PrivateEquitySegmentMember 2024-01-01 2024-03-31 0001393818 us-gaap:OperatingSegmentsMember bx:MultiAssetsInvestingMember 2024-01-01 2024-03-31 0001393818 us-gaap:OperatingSegmentsMember bx:CreditAndInsuranceMember 2024-01-01 2024-03-31 0001393818 us-gaap:OperatingSegmentsMember bx:RealEstateSegmentMember 2024-01-01 2024-03-31 0001393818 us-gaap:OperatingSegmentsMember bx:PrivateEquitySegmentMember 2024-01-01 2024-03-31 0001393818 us-gaap:OperatingSegmentsMember 2024-01-01 2024-03-31 0001393818 bx:InvestmentAssetOtherMember 2024-01-01 2024-03-31 0001393818 bx:CorporateTreasuryInvestmentsMember 2024-01-01 2024-03-31 0001393818 bx:RelatedPartiesMember 2024-01-01 2024-03-31 0001393818 bx:CashSettledAwardsPhantomSharesMember bx:BlackstoneGroupIncMember 2024-01-01 2024-03-31 0001393818 bx:BlackstonePartnershipUnitsMember srt:ParentCompanyMember 2024-01-01 2024-03-31 0001393818 bx:EquitySettledAwardsDeferredRestrictedSharesOfCommonStockMember bx:BlackstoneGroupIncMember 2024-01-01 2024-03-31 0001393818 us-gaap:MaterialReconcilingItemsMember 2024-01-01 2024-03-31 0001393818 us-gaap:InvestmentPerformanceMember 2024-01-01 2024-03-31 0001393818 us-gaap:InvestmentAdviceMember 2024-01-01 2024-03-31 0001393818 us-gaap:CommonStockMember 2024-01-01 2024-03-31 0001393818 bx:ConsolidatedBlackstoneFundsMember 2024-01-01 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member 2024-01-01 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member bx:ConsolidatedBlackstoneFundsMember 2024-01-01 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member bx:InvestmentAssetOtherMember 2024-01-01 2024-03-31 0001393818 us-gaap:LoansReceivableMember us-gaap:FairValueInputsLevel3Member 2024-01-01 2024-03-31 0001393818 bx:FreestandingDerivativesMember us-gaap:TotalReturnSwapMember 2024-01-01 2024-03-31 0001393818 us-gaap:CreditDefaultSwapMember bx:FreestandingDerivativesMember 2024-01-01 2024-03-31 0001393818 us-gaap:ForeignExchangeContractMember bx:FreestandingDerivativesMember 2024-01-01 2024-03-31 0001393818 bx:FreestandingDerivativesMember 2024-01-01 2024-03-31 0001393818 us-gaap:InterestRateContractMember bx:FreestandingDerivativesMember 2024-01-01 2024-03-31 0001393818 bx:PerformanceFeesMember bx:MultiAssetInvestingMember 2024-01-01 2024-03-31 0001393818 bx:PerformanceFeesMember 2024-01-01 2024-03-31 0001393818 us-gaap:StockOptionMember bx:FreestandingDerivativesMember 2024-01-01 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember us-gaap:MeasurementInputDiscountRateMember bx:ConsolidatedBlackstoneFundsMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2024-01-01 2024-03-31 0001393818 us-gaap:LoansReceivableMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember us-gaap:MeasurementInputDiscountRateMember srt:WeightedAverageMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2024-01-01 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember us-gaap:MeasurementInputDiscountRateMember bx:ConsolidatedBlackstoneFundsMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2024-01-01 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember us-gaap:MeasurementInputDiscountRateMember bx:ConsolidatedBlackstoneFundsMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2024-01-01 2024-03-31 0001393818 us-gaap:LoansReceivableMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember us-gaap:MeasurementInputDiscountRateMember srt:MinimumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2024-01-01 2024-03-31 0001393818 us-gaap:LoansReceivableMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember us-gaap:MeasurementInputDiscountRateMember srt:MaximumMember us-gaap:ValuationTechniqueDiscountedCashFlowMember 2024-01-01 2024-03-31 0001393818 bx:OnePointSixZeroZeroPercentNotesMember 2024-01-01 2024-03-31 0001393818 bx:TwoPointZeroZeroZero1PercentNotesMember 2024-01-01 2024-03-31 0001393818 bx:TwoPointFiveFiveZeroPercentNotesMember 2024-01-01 2024-03-31 0001393818 bx:SixPointTwoZeroZeroPercentNotesMember 2024-01-01 2024-03-31 0001393818 bx:SecuredBorrowingsTwoMember 2024-01-01 2024-03-31 0001393818 bx:SecuredBorrowingsOneMember 2024-01-01 2024-03-31 0001393818 bx:OnePointZeroZeroZeroPercentNotesMember 2024-01-01 2024-03-31 0001393818 bx:ThreePointOneFiveZeroPercentNotesMember 2024-01-01 2024-03-31 0001393818 bx:FivePointNineZeroZeroPercentNotesMember 2024-01-01 2024-03-31 0001393818 bx:OnePointSixTwoFivePercentNotesMember 2024-01-01 2024-03-31 0001393818 bx:OnePointFiveZeroZeroMember 2024-01-01 2024-03-31 0001393818 bx:TwoPointFiveZeroZeroPercentNotesMember 2024-01-01 2024-03-31 0001393818 bx:TwoPointEightZeroZeroPercentNotesMember 2024-01-01 2024-03-31 0001393818 bx:TwoPointEightFiveZeroPercentNotesMember 2024-01-01 2024-03-31 0001393818 bx:ThreePointTwoZeroZeroPercentNotesMember 2024-01-01 2024-03-31 0001393818 bx:TwoPointZeroZeroZeroPercentNotesMember 2024-01-01 2024-03-31 0001393818 bx:ThreePointFiveZeroZeroPercentNoteMember 2024-01-01 2024-03-31 0001393818 bx:SixPointTwoFiveZeroPercentNotesMember 2024-01-01 2024-03-31 0001393818 bx:FivePointZeroZeroZeroPercentNotesMember 2024-01-01 2024-03-31 0001393818 bx:FourPointFourFiveZeroPercentNotesMember 2024-01-01 2024-03-31 0001393818 bx:FourPointZeroZeroZeroPercentNotesMember 2024-01-01 2024-03-31 0001393818 bx:ThreePointFiveZeroZeroPercentNotesOneMember 2024-01-01 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember us-gaap:MeasurementInputEbitdaMultipleMember bx:ConsolidatedBlackstoneFundsMember srt:WeightedAverageMember 2024-01-01 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember us-gaap:MeasurementInputEbitdaMultipleMember bx:ConsolidatedBlackstoneFundsMember srt:MinimumMember 2024-01-01 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember us-gaap:MeasurementInputEbitdaMultipleMember bx:ConsolidatedBlackstoneFundsMember srt:MaximumMember 2024-01-01 2024-03-31 0001393818 us-gaap:IntersegmentEliminationMember 2024-01-01 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember us-gaap:MeasurementInputCapRateMember bx:ConsolidatedBlackstoneFundsMember srt:MaximumMember 2024-01-01 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember us-gaap:MeasurementInputCapRateMember bx:ConsolidatedBlackstoneFundsMember srt:WeightedAverageMember 2024-01-01 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember us-gaap:MeasurementInputCapRateMember bx:ConsolidatedBlackstoneFundsMember srt:MinimumMember 2024-01-01 2024-03-31 0001393818 us-gaap:OperatingSegmentsMember us-gaap:InvestmentAdviceMember 2024-01-01 2024-03-31 0001393818 us-gaap:RetainedEarningsMember 2024-01-01 2024-03-31 0001393818 us-gaap:ParentMember 2024-01-01 2024-03-31 0001393818 us-gaap:ConsolidatedEntitiesMember us-gaap:NoncontrollingInterestMember 2024-01-01 2024-03-31 0001393818 bx:BlackstoneIncMember us-gaap:NoncontrollingInterestMember 2024-01-01 2024-03-31 0001393818 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2024-01-01 2024-03-31 0001393818 srt:ConsolidationEliminationsMember 2024-01-01 2024-03-31 0001393818 us-gaap:AdditionalPaidInCapitalMember 2024-01-01 2024-03-31 0001393818 us-gaap:CapitalUnitsMember 2024-01-01 2024-03-31 0001393818 bx:SeriesOnePreferredstockMember 2024-01-01 2024-03-31 0001393818 bx:SeriesTwoPreferredStockMember 2024-01-01 2024-03-31 0001393818 bx:EquityAndPreferredSecuritiesMember bx:RealizedGainsLossesMember 2024-01-01 2024-03-31 0001393818 bx:EquityAndPreferredSecuritiesMember bx:NetChangeInUnrealizedGainsLossesMember 2024-01-01 2024-03-31 0001393818 us-gaap:LiabilityMember bx:NetChangeInUnrealizedGainsLossesMember 2024-01-01 2024-03-31 0001393818 us-gaap:AssetsMember bx:NetChangeInUnrealizedGainsLossesMember 2024-01-01 2024-03-31 0001393818 us-gaap:AssetsMember bx:RealizedGainsLossesMember 2024-01-01 2024-03-31 0001393818 us-gaap:LoansReceivableMember bx:RealizedGainsLossesMember 2024-01-01 2024-03-31 0001393818 us-gaap:LoansReceivableMember bx:NetChangeInUnrealizedGainsLossesMember 2024-01-01 2024-03-31 0001393818 us-gaap:CorporateDebtSecuritiesMember bx:RealizedGainsLossesMember 2024-01-01 2024-03-31 0001393818 us-gaap:CorporateDebtSecuritiesMember bx:NetChangeInUnrealizedGainsLossesMember 2024-01-01 2024-03-31 0001393818 bx:LiabilitiesOfConsolidatedCloVehiclesNotesPayableMember bx:NetChangeInUnrealizedGainsLossesMember 2024-01-01 2024-03-31 0001393818 bx:CorporateTreasuryCommitmentsMember bx:NetChangeInUnrealizedGainsLossesMember 2024-01-01 2024-03-31 0001393818 us-gaap:DebtSecuritiesMember bx:NetChangeInUnrealizedGainsLossesMember 2024-01-01 2024-03-31 0001393818 bx:LiabilitiesOfConsolidatedCloVehiclesNotesPayableMember 2024-01-01 2024-03-31 0001393818 us-gaap:FairValueMeasurementsRecurringMember bx:BlackstoneMember bx:ConsolidatedBlackstoneFundsMember 2024-01-01 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:OtherLiabilitiesMember 2024-01-01 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member bx:FreestandingDerivativesMember 2024-01-01 2024-03-31 0001393818 country:GB us-gaap:TaxYear2011Member 2024-01-01 2024-03-31 0001393818 bx:NewyorkCityMember us-gaap:TaxYear2009Member 2024-01-01 2024-03-31 0001393818 bx:NewyorkStateMember us-gaap:TaxYear2016Member 2024-01-01 2024-03-31 0001393818 us-gaap:DomesticCountryMember us-gaap:TaxYear2020Member 2024-01-01 2024-03-31 0001393818 bx:BlackstonePartnershipUnitsMember 2023-01-01 2023-03-31 0001393818 bx:BlackstoneHoldingsMember bx:RealEstateSegmentMember 2023-01-01 2023-03-31 0001393818 bx:CurrentAndFormerBlackstonePersonnelMember bx:RealEstateSegmentMember 2023-01-01 2023-03-31 0001393818 bx:CurrentAndFormerBlackstonePersonnelMember 2023-01-01 2023-03-31 0001393818 bx:BlackstoneHoldingsMember bx:PrivateEquitySegmentMember 2023-01-01 2023-03-31 0001393818 bx:CurrentAndFormerBlackstonePersonnelMember bx:PrivateEquitySegmentMember 2023-01-01 2023-03-31 0001393818 bx:PrivateEquitySegmentMember 2023-01-01 2023-03-31 0001393818 bx:BlackstoneHoldingsMember 2023-01-01 2023-03-31 0001393818 bx:CurrentAndFormerBlackstonePersonnelMember bx:CreditAndInsuranceMember 2023-01-01 2023-03-31 0001393818 bx:CreditAndInsuranceMember 2023-01-01 2023-03-31 0001393818 bx:RealEstateSegmentMember 2023-01-01 2023-03-31 0001393818 bx:BlackstoneHoldingsMember bx:CreditAndInsuranceMember 2023-01-01 2023-03-31 0001393818 us-gaap:OperatingSegmentsMember bx:MultiAssetsInvestingMember 2023-01-01 2023-03-31 0001393818 us-gaap:OperatingSegmentsMember 2023-01-01 2023-03-31 0001393818 us-gaap:OperatingSegmentsMember bx:RealEstateSegmentMember 2023-01-01 2023-03-31 0001393818 us-gaap:OperatingSegmentsMember bx:PrivateEquitySegmentMember 2023-01-01 2023-03-31 0001393818 us-gaap:OperatingSegmentsMember bx:CreditAndInsuranceMember 2023-01-01 2023-03-31 0001393818 bx:InvestmentAssetOtherMember 2023-01-01 2023-03-31 0001393818 bx:CorporateTreasuryInvestmentsMember 2023-01-01 2023-03-31 0001393818 bx:RelatedPartiesMember 2023-01-01 2023-03-31 0001393818 us-gaap:MaterialReconcilingItemsMember 2023-01-01 2023-03-31 0001393818 us-gaap:InvestmentPerformanceMember 2023-01-01 2023-03-31 0001393818 us-gaap:InvestmentAdviceMember 2023-01-01 2023-03-31 0001393818 us-gaap:CommonStockMember 2023-01-01 2023-03-31 0001393818 bx:ConsolidatedBlackstoneFundsMember 2023-01-01 2023-03-31 0001393818 us-gaap:FairValueInputsLevel3Member bx:ConsolidatedBlackstoneFundsMember 2023-01-01 2023-03-31 0001393818 us-gaap:FairValueInputsLevel3Member 2023-01-01 2023-03-31 0001393818 us-gaap:FairValueInputsLevel3Member bx:InvestmentAssetOtherMember 2023-01-01 2023-03-31 0001393818 us-gaap:LoansReceivableMember us-gaap:FairValueInputsLevel3Member 2023-01-01 2023-03-31 0001393818 us-gaap:ForeignExchangeContractMember bx:FreestandingDerivativesMember 2023-01-01 2023-03-31 0001393818 us-gaap:CreditDefaultSwapMember bx:FreestandingDerivativesMember 2023-01-01 2023-03-31 0001393818 bx:FreestandingDerivativesMember us-gaap:TotalReturnSwapMember 2023-01-01 2023-03-31 0001393818 bx:FreestandingDerivativesMember 2023-01-01 2023-03-31 0001393818 us-gaap:InterestRateContractMember bx:FreestandingDerivativesMember 2023-01-01 2023-03-31 0001393818 us-gaap:StockOptionMember bx:FreestandingDerivativesMember 2023-01-01 2023-03-31 0001393818 us-gaap:IntersegmentEliminationMember 2023-01-01 2023-03-31 0001393818 us-gaap:OperatingSegmentsMember us-gaap:InvestmentAdviceMember 2023-01-01 2023-03-31 0001393818 us-gaap:RetainedEarningsMember 2023-01-01 2023-03-31 0001393818 us-gaap:ParentMember 2023-01-01 2023-03-31 0001393818 us-gaap:ConsolidatedEntitiesMember us-gaap:NoncontrollingInterestMember 2023-01-01 2023-03-31 0001393818 bx:BlackstoneIncMember us-gaap:NoncontrollingInterestMember 2023-01-01 2023-03-31 0001393818 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2023-01-01 2023-03-31 0001393818 srt:ConsolidationEliminationsMember 2023-01-01 2023-03-31 0001393818 us-gaap:AdditionalPaidInCapitalMember 2023-01-01 2023-03-31 0001393818 us-gaap:CapitalUnitsMember 2023-01-01 2023-03-31 0001393818 bx:SeriesTwoPreferredStockMember 2023-01-01 2023-03-31 0001393818 bx:SeriesOnePreferredstockMember 2023-01-01 2023-03-31 0001393818 bx:EquityAndPreferredSecuritiesMember bx:RealizedGainsLossesMember 2023-01-01 2023-03-31 0001393818 bx:EquityAndPreferredSecuritiesMember bx:NetChangeInUnrealizedGainsLossesMember 2023-01-01 2023-03-31 0001393818 us-gaap:LiabilityMember bx:NetChangeInUnrealizedGainsLossesMember 2023-01-01 2023-03-31 0001393818 us-gaap:LoansReceivableMember bx:RealizedGainsLossesMember 2023-01-01 2023-03-31 0001393818 us-gaap:LoansReceivableMember bx:NetChangeInUnrealizedGainsLossesMember 2023-01-01 2023-03-31 0001393818 us-gaap:AssetsMember bx:NetChangeInUnrealizedGainsLossesMember 2023-01-01 2023-03-31 0001393818 us-gaap:AssetsMember bx:RealizedGainsLossesMember 2023-01-01 2023-03-31 0001393818 bx:LiabilitiesOfConsolidatedCloVehiclesNotesPayableMember bx:NetChangeInUnrealizedGainsLossesMember 2023-01-01 2023-03-31 0001393818 us-gaap:CorporateDebtSecuritiesMember bx:NetChangeInUnrealizedGainsLossesMember 2023-01-01 2023-03-31 0001393818 us-gaap:CorporateDebtSecuritiesMember bx:RealizedGainsLossesMember 2023-01-01 2023-03-31 0001393818 us-gaap:DebtSecuritiesMember bx:NetChangeInUnrealizedGainsLossesMember 2023-01-01 2023-03-31 0001393818 bx:CorporateTreasuryCommitmentsMember bx:NetChangeInUnrealizedGainsLossesMember 2023-01-01 2023-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:OtherLiabilitiesMember 2023-01-01 2023-03-31 0001393818 us-gaap:FairValueInputsLevel3Member bx:FreestandingDerivativesMember 2023-01-01 2023-03-31 0001393818 us-gaap:LoansReceivableMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember us-gaap:MeasurementInputDiscountRateMember srt:MinimumMember 2023-01-01 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember us-gaap:MeasurementInputDiscountRateMember bx:CorporateTreasuryInvestmentsMember srt:WeightedAverageMember 2023-01-01 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember us-gaap:MeasurementInputDiscountRateMember bx:CorporateTreasuryInvestmentsMember srt:MaximumMember 2023-01-01 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember us-gaap:MeasurementInputDiscountRateMember bx:CorporateTreasuryInvestmentsMember srt:MinimumMember 2023-01-01 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember us-gaap:MeasurementInputDiscountRateMember bx:ConsolidatedBlackstoneFundsMember srt:WeightedAverageMember 2023-01-01 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember us-gaap:MeasurementInputDiscountRateMember bx:ConsolidatedBlackstoneFundsMember srt:MaximumMember 2023-01-01 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember us-gaap:MeasurementInputDiscountRateMember bx:ConsolidatedBlackstoneFundsMember srt:MinimumMember 2023-01-01 2023-12-31 0001393818 us-gaap:LoansReceivableMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember us-gaap:MeasurementInputDiscountRateMember srt:WeightedAverageMember 2023-01-01 2023-12-31 0001393818 us-gaap:LoansReceivableMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember us-gaap:MeasurementInputDiscountRateMember srt:MaximumMember 2023-01-01 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember us-gaap:MeasurementInputEbitdaMultipleMember bx:ConsolidatedBlackstoneFundsMember srt:WeightedAverageMember 2023-01-01 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember us-gaap:MeasurementInputEbitdaMultipleMember bx:ConsolidatedBlackstoneFundsMember srt:MaximumMember 2023-01-01 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember us-gaap:MeasurementInputEbitdaMultipleMember bx:ConsolidatedBlackstoneFundsMember srt:MinimumMember 2023-01-01 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember us-gaap:MeasurementInputCapRateMember bx:ConsolidatedBlackstoneFundsMember srt:MinimumMember 2023-01-01 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember us-gaap:MeasurementInputCapRateMember bx:ConsolidatedBlackstoneFundsMember srt:WeightedAverageMember 2023-01-01 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember bx:EquitySecuritiesPartnershipsAndLlcInterestsMember us-gaap:MeasurementInputCapRateMember bx:ConsolidatedBlackstoneFundsMember srt:MaximumMember 2023-01-01 2023-12-31 0001393818 us-gaap:CommonStockMember 2021-12-07 0001393818 bx:BlackstoneRealEstateInvestmentTrustOrBreitMember 2023-01-01 0001393818 us-gaap:FairValueMeasurementsRecurringMember bx:BlackstoneMember bx:ConsolidatedBlackstoneFundsMember 2024-03-31 2024-03-31 0001393818 bx:BlackstonePartnershipUnitsMember srt:ParentCompanyMember 2023-12-31 0001393818 bx:EquitySettledAwardsDeferredRestrictedSharesOfCommonStockMember bx:BlackstoneGroupIncMember 2023-12-31 0001393818 bx:CashSettledAwardsPhantomSharesMember bx:BlackstoneGroupIncMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member bx:InvestmentAssetOtherMember 2023-12-31 0001393818 us-gaap:LoansReceivableMember us-gaap:FairValueInputsLevel3Member 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member bx:ConsolidatedBlackstoneFundsMember 2023-12-31 0001393818 us-gaap:CommonStockMember 2023-12-31 0001393818 us-gaap:AdditionalPaidInCapitalMember 2023-12-31 0001393818 us-gaap:RetainedEarningsMember 2023-12-31 0001393818 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2023-12-31 0001393818 us-gaap:ParentMember 2023-12-31 0001393818 us-gaap:ConsolidatedEntitiesMember us-gaap:NoncontrollingInterestMember 2023-12-31 0001393818 bx:BlackstoneIncMember us-gaap:NoncontrollingInterestMember 2023-12-31 0001393818 bx:BlackstonePartnershipUnitsMember srt:ParentCompanyMember 2024-03-31 0001393818 bx:EquitySettledAwardsDeferredRestrictedSharesOfCommonStockMember bx:BlackstoneGroupIncMember 2024-03-31 0001393818 bx:CashSettledAwardsPhantomSharesMember bx:BlackstoneGroupIncMember 2024-03-31 0001393818 us-gaap:CapitalUnitsMember 2023-12-31 0001393818 bx:PerformanceFeesMember 2023-12-31 0001393818 bx:PerformanceFeesMember bx:MultiAssetInvestingMember 2023-12-31 0001393818 bx:CreditAndInsuranceMember 2023-12-31 0001393818 bx:PrivateEquitySegmentMember 2023-12-31 0001393818 bx:RealEstateSegmentMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member bx:ConsolidatedBlackstoneFundsMember 2024-03-31 0001393818 us-gaap:LoansReceivableMember us-gaap:FairValueInputsLevel3Member 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member bx:InvestmentAssetOtherMember 2024-03-31 0001393818 us-gaap:AdditionalPaidInCapitalMember 2024-03-31 0001393818 us-gaap:RetainedEarningsMember 2024-03-31 0001393818 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2024-03-31 0001393818 us-gaap:CommonStockMember 2024-03-31 0001393818 bx:BlackstoneIncMember us-gaap:NoncontrollingInterestMember 2024-03-31 0001393818 us-gaap:ConsolidatedEntitiesMember us-gaap:NoncontrollingInterestMember 2024-03-31 0001393818 us-gaap:ParentMember 2024-03-31 0001393818 us-gaap:CapitalUnitsMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:OtherLiabilitiesMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member bx:FreestandingDerivativesMember 2023-12-31 0001393818 us-gaap:FairValueInputsLevel3Member bx:FreestandingDerivativesMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:OtherLiabilitiesMember 2024-03-31 0001393818 bx:PerformanceFeesMember 2024-03-31 0001393818 bx:PerformanceFeesMember bx:MultiAssetInvestingMember 2024-03-31 0001393818 bx:CreditAndInsuranceMember 2024-03-31 0001393818 bx:PrivateEquitySegmentMember 2024-03-31 0001393818 bx:RealEstateSegmentMember 2024-03-31 0001393818 us-gaap:FairValueInputsLevel3Member bx:ConsolidatedBlackstoneFundsMember 2022-12-31 0001393818 us-gaap:FairValueInputsLevel3Member 2022-12-31 0001393818 us-gaap:FairValueInputsLevel3Member bx:InvestmentAssetOtherMember 2022-12-31 0001393818 us-gaap:LoansReceivableMember us-gaap:FairValueInputsLevel3Member 2022-12-31 0001393818 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2022-12-31 0001393818 us-gaap:ParentMember 2022-12-31 0001393818 us-gaap:ConsolidatedEntitiesMember us-gaap:NoncontrollingInterestMember 2022-12-31 0001393818 bx:BlackstoneIncMember us-gaap:NoncontrollingInterestMember 2022-12-31 0001393818 us-gaap:CommonStockMember 2022-12-31 0001393818 us-gaap:RetainedEarningsMember 2022-12-31 0001393818 us-gaap:AdditionalPaidInCapitalMember 2022-12-31 0001393818 us-gaap:CapitalUnitsMember 2022-12-31 0001393818 us-gaap:FairValueInputsLevel3Member bx:ConsolidatedBlackstoneFundsMember 2023-03-31 0001393818 us-gaap:LoansReceivableMember us-gaap:FairValueInputsLevel3Member 2023-03-31 0001393818 us-gaap:FairValueInputsLevel3Member bx:InvestmentAssetOtherMember 2023-03-31 0001393818 us-gaap:FairValueInputsLevel3Member 2023-03-31 0001393818 bx:BlackstoneIncMember us-gaap:NoncontrollingInterestMember 2023-03-31 0001393818 us-gaap:CommonStockMember 2023-03-31 0001393818 us-gaap:AdditionalPaidInCapitalMember 2023-03-31 0001393818 us-gaap:RetainedEarningsMember 2023-03-31 0001393818 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2023-03-31 0001393818 us-gaap:ParentMember 2023-03-31 0001393818 us-gaap:ConsolidatedEntitiesMember us-gaap:NoncontrollingInterestMember 2023-03-31 0001393818 us-gaap:CapitalUnitsMember 2023-03-31 0001393818 us-gaap:FairValueInputsLevel3Member bx:FreestandingDerivativesMember 2022-12-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:OtherLiabilitiesMember 2022-12-31 0001393818 us-gaap:FairValueInputsLevel3Member bx:FreestandingDerivativesMember 2023-03-31 0001393818 us-gaap:FairValueInputsLevel3Member us-gaap:OtherLiabilitiesMember 2023-03-31 iso4217:USD xbrli:shares xbrli:pure utr:Year bx:Segment bx:Person iso4217:USD xbrli:shares bx:Loans