v2.4.0.8

Realized and Net Change in Unrealized Gains (Losses) on Investments Held by Blackstone's Treasury Cash Management Strategies (Detail) (Blackstone's Treasury Cash Management Strategies, USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 | Sep. 30, 2013
Blackstone's Treasury Cash Management Strategies |  |  |  |
Gain (Loss) on Investments [Line Items] |  |  |  |
Realized Gains (Losses) | $ 2,142 | $ (6,587) | $ 6,307 | $ (4,030)
Net Change in Unrealized Gains (Losses) | (14,541) | 10,126 | 1,551 | (9,041)
Total realized and net change in unrealized gains (losses) | $ (12,399) | $ 3,539 | $ 7,858 | $ (13,071)

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