SEGMENT REPORTING - Revenue, Expenses and Realized Net Investment Income (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Segment revenues
Total revenues	$ 601,430	$ 1,294,819	$ 1,316,429	$ 1,953,207
Total segment revenues	611,871	507,753	1,165,350	919,001
Segment expenses
Compensation and benefits	375,775	269,689	729,612	501,539
General, administrative and other expenses	122,566	83,362	243,089	151,018
Total expenses	552,868	1,024,732	1,164,552	1,549,841
Segment realized net investment income
Total other income (expense)	18,504	49,690	76,498	106,475
Management fees
Segment revenues
Total revenues	520,560	367,286	997,892	687,559
Fee related performance revenues
Segment revenues
Total revenues	1,240	654
Operating segment
Segment revenues
Performance income—realized	70,094	127,013	113,962	201,958
Segment expenses
Performance related compensation—realized	44,058	90,080	72,633	149,937
Ares Management L.P
Segment revenues
Total revenues	601,430	1,294,819	1,316,429	1,953,207
Segment expenses
Compensation and benefits	375,775		729,612
General, administrative and other expenses	122,566		243,089
Ares Management L.P | Management fees
Segment revenues
Total revenues	520,560		997,892
Ares Management L.P | Operating segment
Segment revenues
Performance income—realized	70,094	127,013	113,962	201,958
Total segment revenues	611,871	507,753	1,165,350	919,001
Segment expenses
Compensation and benefits	180,111	137,733	358,051	260,703
General, administrative and other expenses	41,619	24,349	77,045	45,356
Performance related compensation—realized	44,058	90,080	72,633	149,937
Total expenses	265,788	252,162	507,729	455,996
Segment realized net investment income
Investment income—realized	2,710	14,725	9,042	7,333
Interest and other investment income —realized	16,936	14,956	27,588	21,130
Interest expense	(17,042)	(6,760)	(32,521)	(13,365)
Total other income (expense)	2,604	22,921	4,109	15,098
Ares Management L.P | Operating segment | Management fees
Segment revenues
Total revenues	524,881	372,835	1,007,802	700,298
Ares Management L.P | Operating segment | Fee related performance revenues
Segment revenues
Total revenues	1,240	654	13,951	2,690
Ares Management L.P | Operating segment | Other fees
Segment revenues
Total revenues	$ 15,656	$ 7,251	$ 29,635	$ 14,055