Consolidated Statements of Operations - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2018	Mar. 31, 2017
Revenues
Management and Advisory Fees, Net		$ 728,849	$ 645,484
Performance Fees Realized - Incentive Fees		12,566	46,511
Performance Allocations
Realized		269,640	1,111,905
Unrealized		628,089	(124,621)
Principal Investments
Realized		42,145	251,344
Unrealized		111,774	(40,188)
Total Investment Income		1,051,648	1,198,440
Interest and Dividend Revenue		35,385	28,495
Other		(59,317)	(4,212)
Total Revenues		1,769,131	1,914,718
Expenses
Compensation and Benefits Compensation		389,403	351,589
Incentive Fee Compensation		6,662	22,465
Performance Allocations Compensation
Realized		112,062	366,478
Unrealized		254,435	7,533
Total Compensation and Benefits		762,562	748,065
General, Administrative and Other		126,713	109,386
Interest Expense		38,671	40,246
Fund Expenses		54,985	24,076
Total Expenses		982,931	921,773
Other Income
Net Gains from Fund Investment Activities		110,599	66,132
Income Before Provision for Taxes		896,799	1,059,077
Provision for Taxes		54,495	57,437
Net Income		842,304	1,001,640
Net Income (Loss) Attributable to Redeemable Non-Controlling Interests in Consolidated Entities		(1,275)	2,000
Net Income Attributable to Non-Controlling Interests in Consolidated Entities		155,499	138,685
Net Income Attributable to Non-Controlling Interests in Blackstone Holdings		320,208	409,046
Net Income Attributable to The Blackstone Group L.P.		$ 367,872	$ 451,909
Net Income Per Common Unit
Common Units, Basic		$ 0.55	$ 0.68
Common Units, Diluted		$ 0.53	$ 0.68
Weighted-Average Common Units Outstanding
Common Units, Basic		674,479,140	660,939,708
Common Units, Diluted		1,210,573,854	1,199,506,983
Distributions Declared Per Common Unit	[1]	$ 0.85	$ 0.47

[1] Distributions declared reflects the calendar date of the declaration for each distribution.