v2.4.0.8

Unvested Units, After Expected Forfeitures (Detail) | 12 Months Ended
--- | ---
Dec. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Blackstone Holdings Partnership Units (Units) | 44,277,748
Deferred Restricted Blackstone Common Units and Options (Units) | 16,515,381
Total Equity-Based Awards (Units) | 60,793,129
Phantom Units (Units) | 146,520
Blackstone Holdings Partnership Units (Weighted-Average Service Period in Years) | 1 year 10 months 24 days
Deferred Restricted Blackstone Common Units and Options (Weighted-Average Service Period in Years) | 2 years 3 months 18 days
Total Equity-Based Awards (Weighted-Average Service Period in Years) | 2 years
Phantom Units (Weighted-Average Service Period in Years) | 11 days

X
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