XML 93 R71.htm IDEA: XBRL DOCUMENT
v3.22.4

Summary of Quantitative Inputs and Assumptions for Items Categorized in Level III of Fair Value Hierarchy (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Fair value assets |  | $ 2,208,015 |  | $ 1,093,148
Level 3 |  |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Fair value assets |  | 4,628,104 |  | 4,111,556
Fair Value, Measurements, Recurring |  |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Fair value assets |  | 10,971,402 |  | 6,600,957
Fair Value, Measurements, Recurring | Level 3 |  |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Fair value assets |  | 4,628,104 |  | 4,111,556
Fair Value, Measurements, Recurring | Level 3 | Loans and Receivables | Discounted Cash Flows |  |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Fair value assets |  | $ 315,039 |  | $ 392,732
Fair Value, Measurements, Recurring | Level 3 | Minimum | Loans and Receivables | Discounted Cash Flows | Measurement Input, Discount Rate |  |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Unobservable inputs, rate |  | 7.60% |  | 6.50%
Fair Value, Measurements, Recurring | Level 3 | Maximum | Loans and Receivables | Discounted Cash Flows | Measurement Input, Discount Rate |  |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Unobservable inputs, rate |  | 11.50% |  | 12.20%
Fair Value, Measurements, Recurring | Level 3 | Weighted Average | Loans and Receivables | Discounted Cash Flows | Measurement Input, Discount Rate |  |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Unobservable inputs, rate | [1] | 9.80% |  | 7.60%
Fair Value, Measurements, Recurring | Level 3 | Other Investments | Transaction Price Valuation Technique |  |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Fair value assets |  | $ 57,365 | [2] | $ 2,518,032
Fair Value, Measurements, Recurring | Level 3 | Consolidated Blackstone Funds |  |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Fair value assets |  | 4,249,832 |  | 1,200,315
Fair Value, Measurements, Recurring | Level 3 | Consolidated Blackstone Funds | Equity Securities, Partnerships and LLC Interests | Discounted Cash Flows |  |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Fair value assets |  | $ 4,195,859 |  | $ 1,170,362
Fair Value, Measurements, Recurring | Level 3 | Consolidated Blackstone Funds | Equity Securities, Partnerships and LLC Interests | Minimum | Discounted Cash Flows | Measurement Input, Discount Rate |  |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Unobservable inputs, rate |  | 4.10% |  | 1.30%
Fair Value, Measurements, Recurring | Level 3 | Consolidated Blackstone Funds | Equity Securities, Partnerships and LLC Interests | Minimum | Discounted Cash Flows | Measurement Input, Cap Rate [Member] |  |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Exit Capitalization Rate |  | 2.60% |  | 1.30%
Fair Value, Measurements, Recurring | Level 3 | Consolidated Blackstone Funds | Equity Securities, Partnerships and LLC Interests | Minimum | Discounted Cash Flows | EBITDA Multiple Market |  |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Exit Multiple - EBITDA |  | 4 |  | 3.7
Fair Value, Measurements, Recurring | Level 3 | Consolidated Blackstone Funds | Equity Securities, Partnerships and LLC Interests | Maximum | Discounted Cash Flows | Measurement Input, Discount Rate |  |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Unobservable inputs, rate |  | 34.50% |  | 43.30%
Fair Value, Measurements, Recurring | Level 3 | Consolidated Blackstone Funds | Equity Securities, Partnerships and LLC Interests | Maximum | Discounted Cash Flows | Measurement Input, Cap Rate [Member] |  |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Exit Capitalization Rate |  | 14.40% |  | 17.30%
Fair Value, Measurements, Recurring | Level 3 | Consolidated Blackstone Funds | Equity Securities, Partnerships and LLC Interests | Maximum | Discounted Cash Flows | EBITDA Multiple Market |  |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Exit Multiple - EBITDA |  | 30.6 |  | 31.4
Fair Value, Measurements, Recurring | Level 3 | Consolidated Blackstone Funds | Equity Securities, Partnerships and LLC Interests | Weighted Average | Discounted Cash Flows |  |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Unobservable inputs, rate | [1] | 8.80% |  |
Fair Value, Measurements, Recurring | Level 3 | Consolidated Blackstone Funds | Equity Securities, Partnerships and LLC Interests | Weighted Average | Discounted Cash Flows | Measurement Input, Discount Rate |  |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Unobservable inputs, rate | [1] |  |  | 10.40%
Exit Capitalization Rate | [1] | 4.70% |  |
Fair Value, Measurements, Recurring | Level 3 | Consolidated Blackstone Funds | Equity Securities, Partnerships and LLC Interests | Weighted Average | Discounted Cash Flows | Measurement Input, Cap Rate [Member] |  |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Exit Capitalization Rate | [1] |  |  | 4.90%
Fair Value, Measurements, Recurring | Level 3 | Consolidated Blackstone Funds | Equity Securities, Partnerships and LLC Interests | Weighted Average | Discounted Cash Flows | EBITDA Multiple Market |  |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Exit Multiple - EBITDA | [1] | 14.7 |  | 14.7
Fair Value, Measurements, Recurring | Level 3 | Consolidated Blackstone Funds | Debt Instruments | Discounted Cash Flows |  |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Fair value assets |  | $ 53,973 |  | $ 29,953
Fair Value, Measurements, Recurring | Level 3 | Consolidated Blackstone Funds | Debt Instruments | Minimum | Discounted Cash Flows | Measurement Input, Discount Rate |  |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Unobservable inputs, rate |  |  |  | 6.50%
Fair Value, Measurements, Recurring | Level 3 | Consolidated Blackstone Funds | Debt Instruments | Maximum | Discounted Cash Flows | Measurement Input, Discount Rate |  |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Unobservable inputs, rate |  |  |  | 19.30%
Fair Value, Measurements, Recurring | Level 3 | Consolidated Blackstone Funds | Debt Instruments | Weighted Average | Discounted Cash Flows | Measurement Input, Discount Rate |  |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Unobservable inputs, rate | [1] |  |  | 9.00%
Fair Value, Measurements, Recurring | Level 3 | Corporate Treasury Investments | Discounted Cash Flows |  |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Fair value assets |  | $ 5,868 |  | $ 477
Fair Value, Measurements, Recurring | Level 3 | Corporate Treasury Investments | Discounted Cash Flows | Measurement Input, Discount Rate |  |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |  |
Unobservable inputs, rate |  |  |  | 9.40%
[1] | Unobservable inputs were weighted based on the fair value of the investments included in the range.
[2] | As of December 31, 2022, Other Investments includes Level III Freestanding Derivatives.

X
- Definition Fair value inputs discount rates. + References No definition available. + Details
Name: | bx_FairValueInputsDiscountRates
Namespace Prefix: | bx_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fair Value Inputs, Earnings before Interest, Taxes, Depreciation, and Amortization Exit Multiple + References No definition available. + Details
Name: | bx_FairValueInputsEarningsBeforeInterestTaxesDepreciationAndAmortizationExitMultiple
Namespace Prefix: | bx_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fair Value Inputs, Exit Cap Rate + References No definition available. + Details
Name: | bx_FairValueInputsExitCapRate
Namespace Prefix: | bx_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 + Details
Name: | us-gaap_AssetsFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_FairValueOptionQuantitativeDisclosuresLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByMeasurementFrequencyAxis=us-gaap_FairValueMeasurementsRecurringMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=us-gaap_LoansReceivableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ValuationTechniqueAxis=us-gaap_ValuationTechniqueDiscountedCashFlowMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputDiscountRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_WeightedAverageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=bx_InvestmentAssetOtherMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ValuationTechniqueAxis=bx_TransactionPriceValuationTechniqueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_OptionIndexedToIssuersEquityTypeAxis=bx_ConsolidatedBlackstoneFundsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=bx_EquitySecuritiesPartnershipsAndLlcInterestsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputCapRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputEbitdaMultipleMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=bx_DebtInstrumentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_OptionIndexedToIssuersEquityTypeAxis=bx_CorporateTreasuryInvestmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |