CONSOLIDATION (Income Statement) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Revenues
Total revenues	$ 489,866	$ 466,490	$ 1,106,033	$ 1,328,509
Expenses
Total expenses	392,580	395,701	958,106	1,100,509
Other income (expense)
Total other income (expense)	62,355	32,787	(43,602)	95,919
Income before taxes	159,641	103,576	104,325	323,919
Income tax expense (benefit)	18,314	11,701	22,119	35,590
Net income	141,327	91,875	82,206	288,329
Net income attributable to Ares Management Corporation	47,545	33,331	72,880	110,419
Less: Series A Preferred Stock dividends paid	5,425	5,425	16,275	16,275
Net income attributable to Ares Management Corporation Class A common stockholders	42,120	27,906	56,605	94,144
Reportable legal entity
Other income (expense)
Net income			(71,103)	246,451
Eliminations
Revenues
Total revenues	(22,839)	(11,256)	(12,499)	(30,456)
Expenses
Compensation and benefits	0	0	0	0
Performance related compensation	0	0	0	0
General, administrative and other expenses	0	0	0	0
Total expenses	(11,718)	(8,780)	(33,531)	(31,112)
Other income (expense)
Net realized and unrealized gains (losses) on investments	(4,910)	2,044	15,009	690
Interest and dividend income	(258)	(770)	(2,990)	(1,922)
Other income (expense), net	8,540	1,124	8,748	1,214
Total other income (expense)	3,470	1,124	11,478	1,214
Income before taxes	(7,651)	(1,352)	32,510	1,870
Income tax expense (benefit)	0	0	0	0
Net income	(7,651)	(1,352)	32,510	1,870
Less: Series A Preferred Stock dividends paid	0	0	0	0
Net income attributable to Ares Management Corporation Class A common stockholders	0	0	0	0
Consolidated Funds
Expenses
Expenses of Consolidated Funds	6,019	10,884	16,706	30,865
Other income (expense)
Net realized and unrealized gains (losses) on investments	17,971	(992)	(153,268)	3,256
Interest expense	(66,322)	(71,134)	(222,860)	(204,051)
Interest and other income of Consolidated Funds	116,581	107,922	346,120	303,312
Net income attributable to non-controlling interests	42,627	15,908	(38,593)	41,878
Consolidated Funds | Reportable legal entity
Expenses
Expenses of Consolidated Funds	17,737	19,664	50,237	61,977
Total expenses	17,737	19,664	50,237	61,977
Other income (expense)
Net realized and unrealized gains (losses) on investments	9,850	1,399	(148,826)	4,661
Interest expense	(67,818)	(72,251)	(227,532)	(206,688)
Interest and other income of Consolidated Funds	126,100	107,922	355,639	303,312
Total other income (expense)	68,132	37,070	(20,719)	101,285
Income before taxes	50,395	17,406	(70,956)	39,308
Income tax expense (benefit)	117	146	147	(700)
Net income	50,278	17,260	(71,103)	40,008
Net income attributable to non-controlling interests	50,278	17,260	(71,103)	40,008
Consolidated Funds | Eliminations
Expenses
Expenses of Consolidated Funds	(11,718)	(8,780)	(33,531)	(31,112)
Other income (expense)
Net realized and unrealized gains (losses) on investments	8,121	(2,391)	(4,442)	(1,405)
Interest expense	1,496	1,117	4,672	2,637
Interest and other income of Consolidated Funds	(9,519)	0	(9,519)	0
Net income attributable to non-controlling interests	(7,651)	(1,352)	32,510	1,870
AOG
Other income (expense)
Less: Net loss attributable to redeemable interest in Ares Operating Group entities	(1,007)	0	(1,007)	0
Net income attributable to non-controlling interests	52,162	42,636	48,926	136,032
AOG | Reportable legal entity
Other income (expense)
Net income attributable to non-controlling interests	52,162	42,636	48,926	136,032
AOG | Eliminations
Other income (expense)
Net income attributable to non-controlling interests	0	0	0	0
Ares Management L.P
Revenues
Total revenues	489,866	466,490	1,106,033	1,328,509
Expenses
Compensation and benefits	194,267	166,216	559,482	485,232
Performance related compensation	122,356	139,216	191,565	388,424
General, administrative and other expenses	69,938	79,385	190,353	195,988
Other income (expense)
Net realized and unrealized gains (losses) on investments	(2,607)	1,522	(10,351)	5,519
Interest and dividend income	1,344	2,030	5,112	5,526
Interest expense	(6,815)	(4,691)	(18,203)	(16,073)
Other income (expense), net	2,203	(1,870)	9,848	(1,570)
Ares Management L.P | Affiliated entity | ARCC
Other income (expense)
Management fees, part I fees	41,643	38,786	126,872	116,336
Ares Management L.P | Reportable legal entity
Revenues
Total revenues	512,705	477,746	1,118,532	1,358,965
Expenses
Compensation and benefits	194,267	166,216	559,482	485,232
Performance related compensation	122,356	139,216	191,565	388,424
General, administrative and other expenses	69,938	79,385	190,353	195,988
Total expenses	386,561	384,817	941,400	1,069,644
Other income (expense)
Net realized and unrealized gains (losses) on investments	2,303	(522)	(25,360)	4,829
Interest and dividend income	1,602	2,800	8,102	7,448
Interest expense	(6,815)	(4,691)	(18,203)	(16,073)
Other income (expense), net	(6,337)	(2,994)	1,100	(2,784)
Total other income (expense)	(9,247)	(5,407)	(34,361)	(6,580)
Income before taxes	116,897	87,522	142,771	282,741
Income tax expense (benefit)	18,197	11,555	21,972	36,290
Net income	98,700	75,967	120,799	246,451
Net income attributable to Ares Management Corporation	47,545	33,331	72,880	110,419
Less: Series A Preferred Stock dividends paid	5,425	5,425	16,275	16,275
Net income attributable to Ares Management Corporation Class A common stockholders	42,120	27,906	56,605	94,144
Ares Management L.P | AOG | Reportable legal entity
Other income (expense)
Less: Net loss attributable to redeemable interest in Ares Operating Group entities	(1,007)		(1,007)
Management fees | Eliminations
Revenues
Total revenues	(11,719)	(8,780)	(33,601)	(25,928)
Management fees | Ares Management L.P
Revenues
Total revenues	292,434	251,591	823,150	714,096
Management fees | Ares Management L.P | Reportable legal entity
Revenues
Total revenues	304,153	260,371	856,751	740,024
Carried interest allocation
Revenues
Total revenues			241,380
Carried interest allocation | Eliminations
Revenues
Total revenues	0	0	0	0
Carried interest allocation | Ares Management L.P
Revenues
Total revenues	168,978	186,803	241,380	503,808
Carried interest allocation | Ares Management L.P | Reportable legal entity
Revenues
Total revenues	168,978	186,803	241,380	503,808
Incentive fees | Eliminations
Revenues
Total revenues	0	0	70	(5,184)
Incentive fees | Ares Management L.P
Revenues
Total revenues	7,194	1,712	4,276	28,747
Incentive fees | Ares Management L.P | Reportable legal entity
Revenues
Total revenues	7,194	1,712	4,206	33,931
Principal investment income | Eliminations
Revenues
Total revenues	(6,672)	(2,476)	33,281	656
Principal investment income | Ares Management L.P
Revenues
Total revenues	11,408	11,389	8,330	45,992
Principal investment income | Ares Management L.P | Reportable legal entity
Revenues
Total revenues	18,080	13,865	(24,951)	45,336
Administrative, transaction and other fees
Revenues
Total revenues	0	0	0
Administrative, transaction and other fees | Eliminations
Revenues
Total revenues	(4,448)	0	(12,249)	0
Administrative, transaction and other fees | Ares Management L.P
Revenues
Total revenues	9,852	14,995	28,897	35,866
Administrative, transaction and other fees | Ares Management L.P | Reportable legal entity
Revenues
Total revenues	$ 14,300	$ 14,995	$ 41,146	$ 35,866