SEGMENT REPORTING - Revenue Reconciliation (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Revenue adjustment
Total revenues	$ 714,999	$ 658,388
Total segment revenue	553,479	411,248
Ares Management L.P
Revenue adjustment
Total revenues	714,999	658,388
Operating segment | Ares Management L.P
Revenue adjustment
Performance income—unrealized	(133,532)	(224,954)
Total segment revenue	553,479	411,248
Reconciling items
Revenue adjustment
Principal investment income, net of eliminations	(14,490)	(25,095)
Total segment revenue	(161,520)	(247,140)
Reconciling items | Non-Controlling interest | Subsidiaries
Revenue adjustment
Total segment revenue	(10,579)	(4,709)
Reconciling items | Performance income reclass
Revenue adjustment
Performance income (loss) reclass	(14)	55
OMG
Revenue adjustment
Total revenues	5,876	0
Management fees
Revenue adjustment
Total revenues	477,332
Management fees | Ares Management L.P
Revenue adjustment
Total revenues	477,332	320,273
Management fees | Operating segment | Ares Management L.P
Revenue adjustment
Total revenues	482,921	327,463
Management fees | OMG
Revenue adjustment
Total revenues	0	0
Management fees | Consolidated Funds  | Eliminations
Revenue adjustment
Total segment revenue	11,479	11,706
Incentive fees
Revenue adjustment
Total revenues	16,422
Incentive fees | Ares Management L.P
Revenue adjustment
Total revenues	16,422	2,820
Incentive fees | Consolidated Funds  | Eliminations
Revenue adjustment
Total revenues	34	1,525
Administrative, transaction and other fees
Revenue adjustment
Total revenues	34,630
Administrative, transaction and other fees | Ares Management L.P
Revenue adjustment
Total revenues	34,630	12,660
Administrative, transaction and other fees | Reconciling items
Revenue adjustment
Total revenues	(19,475)	(9,808)
Administrative, transaction and other fees | Consolidated Funds  | Reconciling items
Revenue adjustment
Total revenues	4,769	4,145
Principal investment income
Revenue adjustment
Total revenues	8,326
Principal investment income | Ares Management L.P
Revenue adjustment
Total revenues	8,326	25,100
Principal investment income | Reconciling items
Revenue adjustment
Principal investment income, net of eliminations	$ (8,326)	$ (25,100)