v2.4.0.8
Investments (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Schedule of Investments [Line Items]    
Equity Method Investments $ 3,309,879 $ 2,582,504
Blackstone's Treasury Cash Management Strategies 1,104,800 1,411,680
Performance Fees 4,674,792 2,780,217
Other Investments 118,804 46,124
Investments 21,729,523 20,847,270
Consolidated Blackstone Funds
   
Schedule of Investments [Line Items]    
Investments of Consolidated Blackstone Funds $ 12,521,248 $ 14,026,745