SEGMENT REPORTING - Expenses (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Segment Reporting, Other Significant Reconciling Item [Line Items]
Total expenses	$ 552,868	$ 1,024,732	$ 1,164,552	$ 1,549,841
Equity compensation expense	49,635	69,504	103,286	125,153
Operating segment
Segment Reporting, Other Significant Reconciling Item [Line Items]
Acquisition and merger-related expense	(1,152)	(9,020)	(10,194)	(17,610)
Equity compensation expense	50,144	69,504	103,161	125,153
Acquisition-related compensation expense	(59,491)	(4,630)	(107,492)	(4,630)
Placement fees	(1,425)	1,030	(2,118)	1,327
Depreciation and amortization expense	40,330	20,974	78,456	35,074
Operating segment | Ares Management L.P
Segment Reporting, Other Significant Reconciling Item [Line Items]
Total expenses	265,788	252,162	507,729	455,996
Performance related compensation-unrealized	8,549	(566,012)	(82,649)	(726,349)
Operating segment | Consolidated Funds
Segment Reporting, Other Significant Reconciling Item [Line Items]
Total expenses	552,868	1,024,732	1,164,552	1,549,841
Reconciling items
Segment Reporting, Other Significant Reconciling Item [Line Items]
Total expenses	(287,080)	(772,570)	(656,823)	(1,093,845)
Administrative fees	(15,958)	(9,314)	(34,848)	(19,122)
Acquisition and merger-related expense	(1,152)	(9,020)	(10,194)	(17,610)
Equity compensation expense	(49,559)	(69,504)	(103,161)	(125,153)
Acquisition-related compensation expense	(59,491)	(4,630)	(107,492)	(4,630)
Placement fees	1,425	(1,030)	2,118	(1,327)
Depreciation and amortization expense	(40,330)	(20,974)	(78,456)	(35,074)
Reconciling items | Subsidiaries | Non-Controlling interest
Segment Reporting, Other Significant Reconciling Item [Line Items]
Total expenses	(10,771)	(5,283)	(21,384)	(10,543)
Reconciling items | Consolidated Funds
Segment Reporting, Other Significant Reconciling Item [Line Items]
Expenses of Consolidated Funds added in consolidation	(24,865)	(26,011)	(40,942)	(43,447)
Expenses of Consolidated Funds eliminated in consolidation	11,638	10,711	23,202	23,976
OMG
Segment Reporting, Other Significant Reconciling Item [Line Items]
Total expenses	$ 106,566	$ 71,503	$ 203,017	$ 134,566