Segment Reporting - Reconciliation of Total Segments to Apollo Global Management, LLC`s (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012
Segment Reporting Information [Line Items]
Revenues	$ 497,261	$ 211,628	$ 1,806,334	$ 988,371
Expenses	322,787	316,962	945,389	840,192
Other (loss) income	(8,165)	1,950,461	124,008	2,142,649
Non-Controlling Interests	(89,433)	(1,875,863)	(640,520)	(2,208,961)
Economic Net Income (Loss)
Total Assets	20,620,024	19,232,157	20,620,024	19,232,157	20,636,858
Total Reportable Segments [Member]
Segment Reporting Information [Line Items]
Revenues	509,984	238,839	1,847,350	1,029,689
Expenses	284,334	178,196	866,372	564,712
Other (loss) income	19,001	(16,170)	59,615	42,892
Non-Controlling Interests	(3,254)	(2,438)	(6,718)	(3,847)
Economic Net Income (Loss)	241,397	42,035	1,033,875	504,022
Total Assets	4,954,489	3,622,426	4,954,489	3,622,426
Consolidation Adjustments and Other [Member]
Segment Reporting Information [Line Items]
Revenues	(12,723)	(27,211)	(41,016)	(41,318)
Expenses	38,453	138,766	79,017	275,480
Other (loss) income	(27,166)	1,966,631	64,393	2,099,757
Non-Controlling Interests	(86,179)	(1,873,425)	(633,802)	(2,205,114)
Economic Net Income (Loss)
Total Assets	$ 15,665,535	$ 15,609,731	$ 15,665,535	$ 15,609,731