v3.3.0.814

Summary of Aggregate Notional Amount and Fair Value of Derivative Financial Instruments (Detail) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Derivatives, Fair Value [Line Items]
Derivative Assets, Notional	$ 1,788,783	$ 719,650
Derivative Liabilities, Notional	2,092,823	1,425,901
Derivative Assets, Fair Value	6,048	15,009
Derivative Liabilities, Fair Value	30,769	30,528
Net Investment Hedges | Foreign Currency Contracts
Derivatives, Fair Value [Line Items]
Derivative Assets, Notional	140	62,078
Derivative Liabilities, Notional	56,008
Derivative Assets, Fair Value		523
Derivative Liabilities, Fair Value	244
Freestanding Derivatives
Derivatives, Fair Value [Line Items]
Derivative Assets, Notional	1,788,643	657,572
Derivative Liabilities, Notional	2,036,815	1,425,901
Derivative Assets, Fair Value	6,048	14,486
Derivative Liabilities, Fair Value	30,525	30,528
Freestanding Derivatives | Credit Default Swap
Derivatives, Fair Value [Line Items]
Derivative Assets, Fair Value		85
Derivative Liabilities, Fair Value	6,413	868
Freestanding Derivatives | Blackstone - Other | Credit Default Swap
Derivatives, Fair Value [Line Items]
Derivative Assets, Notional		19,500
Derivative Liabilities, Notional	74,000	56,000
Derivative Assets, Fair Value		85
Derivative Liabilities, Fair Value	6,413	868
Freestanding Derivatives | Investments Of Consolidated Blackstone Funds | Credit Default Swap
Derivatives, Fair Value [Line Items]
Derivative Liabilities, Notional	87,088	91,372
Derivative Liabilities, Fair Value	4,454	2,514
Freestanding Derivatives | Foreign Currency Contracts | Blackstone - Other
Derivatives, Fair Value [Line Items]
Derivative Assets, Notional	181,335	192,163
Derivative Liabilities, Notional	210,855	148,873
Derivative Assets, Fair Value	2,443	2,798
Derivative Liabilities, Fair Value	1,849	681
Freestanding Derivatives | Foreign Currency Contracts | Investments Of Consolidated Blackstone Funds
Derivatives, Fair Value [Line Items]
Derivative Assets, Notional	97,169	199,364
Derivative Liabilities, Notional	107,632	250,244
Derivative Assets, Fair Value	2,345	8,915
Derivative Liabilities, Fair Value	5,975	21,875
Freestanding Derivatives | Interest Rate Contracts | Blackstone - Other
Derivatives, Fair Value [Line Items]
Derivative Assets, Notional	1,510,139	223,886
Derivative Liabilities, Notional	1,557,240	879,412
Derivative Assets, Fair Value	1,260	407
Derivative Liabilities, Fair Value	$ 11,834	4,590
Freestanding Derivatives | Interest Rate Contracts | Investments Of Consolidated Blackstone Funds
Derivatives, Fair Value [Line Items]
Derivative Assets, Notional		22,659
Derivative Assets, Fair Value		$ 2,281

X

- Definition

Nominal or face amount used to calculate payments on the derivative asset.

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