SEGMENT REPORTING (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016 USD ($)	Jun. 30, 2015 USD ($)	Jun. 30, 2016 USD ($) segment	Jun. 30, 2016 USD ($) fund	Jun. 30, 2016 USD ($) item	Jun. 30, 2016 USD ($)	Jun. 30, 2015 USD ($)	Dec. 31, 2015 USD ($)
Fee related earnings
Total other income (expense)	$ 17,406	$ 28,956				$ 1,955	$ 39,964
Total assets	4,671,604		$ 4,671,604	$ 4,671,604	$ 4,671,604	4,671,604		$ 4,321,408
Private Equity Group
Fee related earnings
Management fees (includes ARCC Part 1 Fees of $28,999, $57,624 and $29,250, $58,292 for the three and six months ended June 30, 2016 and 2015, respectively)	35,612	36,373				72,094	72,962
Other fees	334	36				674	49
Compensation and benefits	(13,191)	(11,226)				(25,358)	(23,547)
General, administrative and other expenses	(2,925)	(3,200)				(5,829)	(6,318)
Fee related earnings	19,830	21,983				41,581	43,146
Performance fees-realized	62,779	18,878				62,779	19,303
Performance fees-unrealized	105,450	41,863				93,307	129,194
Performance fee compensation-realized	(50,224)	(15,102)				(50,224)	(15,442)
Performance fee compensation-unrealized	(84,337)	(33,795)				(75,396)	(103,776)
Net performance fees	33,668	11,844				30,466	29,279
Investment income (loss)-realized	3,003	3,105				2,891	7,277
Investment income (loss)-unrealized	420	2,085				(7,325)	643
Net interest and other investment income (expense)	8,206	1,330				8,115	5,815
Interest expense	(1,397)	(1,658)				(2,802)	(3,338)
Total other income (expense)	10,232	4,862				879	10,397
Performance related earnings	43,900	16,706				31,345	39,676
Economic net income	63,730	38,689				72,926	82,822
Distributable Earnings	41,130	28,242				60,735	55,328
Credit Group
Fee related earnings
Management fees (includes ARCC Part 1 Fees of $28,999, $57,624 and $29,250, $58,292 for the three and six months ended June 30, 2016 and 2015, respectively)	110,770	108,180				220,211	216,528
Other fees	550	99				659	197
Compensation and benefits	(45,479)	(43,036)				(89,393)	(85,601)
General, administrative and other expenses	(6,609)	(6,825)				(11,660)	(13,950)
Fee related earnings	59,232	58,418				119,817	117,174
Performance fees-realized	16,024	40,081				22,202	75,295
Performance fees-unrealized	16,603	(26,175)				(12,724)	(45,376)
Performance fee compensation-realized	(754)	(22,617)				(2,737)	(43,621)
Performance fee compensation-unrealized	(14,755)	16,151				1,850	30,682
Net performance fees	17,118	7,440				8,591	16,980
Investment income (loss)-realized	123	5,903				285	14,521
Investment income (loss)-unrealized	7,032	(6,533)				3,025	(9,902)
Net interest and other investment income (expense)	8,098	3,933				15,677	2,407
Interest expense	(2,450)	(1,736)				(4,898)	(3,470)
Total other income (expense)	12,803	1,567				14,089	3,556
Performance related earnings	29,921	9,007				22,680	20,536
Economic net income	89,153	67,425				142,497	137,710
Distributable Earnings	76,074	81,605				144,157	157,312
Real Estate Group
Fee related earnings
Management fees (includes ARCC Part 1 Fees of $28,999, $57,624 and $29,250, $58,292 for the three and six months ended June 30, 2016 and 2015, respectively)	16,230	15,934				32,975	33,313
Other fees	435	731				693	1,585
Compensation and benefits	(10,165)	(9,992)				(20,879)	(20,123)
General, administrative and other expenses	(2,399)	(3,709)				(5,701)	(6,253)
Fee related earnings	4,101	2,964				7,088	8,522
Performance fees-realized	2,801	102				2,972	102
Performance fees-unrealized	1,261	3,886				5,383	4,206
Performance fee compensation-realized	(53)					(53)
Performance fee compensation-unrealized	(1,773)	(1,181)				(4,006)	(779)
Net performance fees	2,236	2,807				4,296	3,529
Investment income (loss)-realized	695	255				563	387
Investment income (loss)-unrealized	(1,067)	953				1,732	1,149
Net interest and other investment income (expense)	36	18				928	47
Interest expense	(272)	(260)				(546)	(530)
Total other income (expense)	(608)	966				2,677	1,053
Performance related earnings	1,628	3,773				6,973	4,582
Economic net income	5,729	6,737				14,061	13,104
Distributable Earnings	8,374	2,090				11,717	5,472
Total Segments
Fee related earnings
Management fees (includes ARCC Part 1 Fees of $28,999, $57,624 and $29,250, $58,292 for the three and six months ended June 30, 2016 and 2015, respectively)	162,612	160,487				325,280	322,803
Other fees	1,319	866				2,026	1,831
Compensation and benefits	(68,835)	(64,254)				(135,630)	(129,271)
General, administrative and other expenses	(11,933)	(13,734)				(23,190)	(26,521)
Fee related earnings	83,163	83,365				168,486	168,842
Performance fees-realized	81,604	59,061				87,953	94,700
Performance fees-unrealized	123,314	19,574				85,966	88,024
Performance fee compensation-realized	(51,031)	(37,719)				(53,014)	(59,063)
Performance fee compensation-unrealized	(100,865)	(18,825)				(77,552)	(73,873)
Net performance fees	53,022	22,091				43,353	49,788
Investment income (loss)-realized	3,821	9,263				3,739	22,185
Investment income (loss)-unrealized	6,385	(3,495)				(2,568)	(8,110)
Net interest and other investment income (expense)	16,340	5,281				24,720	8,269
Interest expense	(4,119)	(3,654)				(8,246)	(7,338)
Total other income (expense)	22,427	7,395				17,645	15,006
Performance related earnings	75,449	29,486				60,998	64,794
Economic net income	158,612	112,851				229,484	233,636
Distributable Earnings	125,578	111,937				216,609	218,112
OMG
Fee related earnings
Compensation and benefits	(28,218)	(21,811)				(57,208)	(45,445)
General, administrative and other expenses	(15,380)	(15,067)				(32,665)	(29,288)
Fee related earnings	(43,598)	(36,878)				(89,873)	(74,733)
Investment income (loss)-realized	(31)					(88)
Investment income (loss)-unrealized	(11,904)					(11,519)
Net interest and other investment income (expense)	(19)					(68)
Interest expense	(709)					(1,437)
Total other income (expense)	(12,663)					(13,112)
Performance related earnings	(12,663)					(13,112)
Economic net income	(56,261)	(36,878)				(102,985)	(74,733)
Distributable Earnings	(48,758)	(38,981)				(98,508)	(77,861)
Stand Alone
Fee related earnings
Management fees (includes ARCC Part 1 Fees of $28,999, $57,624 and $29,250, $58,292 for the three and six months ended June 30, 2016 and 2015, respectively)	162,612	160,487				325,280	322,803
Other fees	1,319	866				2,026	1,831
Compensation and benefits	(97,053)	(86,065)				(192,838)	(174,716)
General, administrative and other expenses	(27,313)	(28,801)				(55,855)	(55,809)
Fee related earnings	39,565	46,487				78,613	94,109
Performance fees-realized	81,604	59,061				87,953	94,700
Performance fees-unrealized	123,314	19,574				85,966	88,024
Performance fee compensation-realized	(51,031)	(37,719)				(53,014)	(59,063)
Performance fee compensation-unrealized	(100,865)	(18,825)				(77,552)	(73,873)
Net performance fees	53,022	22,091				43,353	49,788
Investment income (loss)-realized	3,790	9,263				3,651	22,185
Investment income (loss)-unrealized	(5,519)	(3,495)				(14,087)	(8,110)
Net interest and other investment income (expense)	16,321	5,281				24,652	8,269
Interest expense	(4,828)	(3,654)				(9,683)	(7,338)
Total other income (expense)	9,764	7,395				4,533	15,006
Performance related earnings	62,786	29,486				47,886	64,794
Economic net income	102,351	75,973				126,499	158,903
Distributable Earnings	76,820	72,956				118,101	140,251
Ares Management L.P.
Segment reporting
Number of segments combined to form one operating segment | segment			2
Number operating segments			3		3
Fee related earnings
Management fees (includes ARCC Part 1 Fees of $28,999, $57,624 and $29,250, $58,292 for the three and six months ended June 30, 2016 and 2015, respectively)	158,521	156,589				316,954	315,290
Compensation and benefits	(112,654)	(99,085)				(223,333)	(200,936)
Ares Management L.P. | Affiliated entity | ARCC
Fee related earnings
Management fees (includes ARCC Part 1 Fees of $28,999, $57,624 and $29,250, $58,292 for the three and six months ended June 30, 2016 and 2015, respectively)	28,999	29,250				57,624	58,292
Ares Management L.P. | Private Equity Group
Segment reporting
Assets under management	23,000,000		$ 23,000,000	$ 23,000,000	$ 23,000,000	23,000,000
Number of co-investment vehicles focused on U.S. energy and power assets | fund				6
Number of commingled funds focused on U.S. energy and power assets | fund				5
Number of private equity commingled funds focused on North America and Europe | fund				5
Number of China growth funds | fund				1
Ares Management L.P. | Credit Group
Segment reporting
Assets under management	62,100,000		62,100,000	$ 62,100,000	62,100,000	62,100,000
Number of funds managed | fund				133
Ares Management L.P. | Real Estate Group
Segment reporting
Assets under management	10,100,000		$ 10,100,000	$ 10,100,000	$ 10,100,000	10,100,000
Number of funds managed | fund				48
Ares Management L.P. | Total Segments
Fee related earnings
Management fees (includes ARCC Part 1 Fees of $28,999, $57,624 and $29,250, $58,292 for the three and six months ended June 30, 2016 and 2015, respectively)	162,612	160,487				325,280	322,803
Other fees	1,319	866				2,026	1,831
Compensation and benefits	(68,835)	(64,254)				(135,630)	(129,271)
General, administrative and other expenses	(11,933)	(13,734)				(23,190)	(26,521)
Performance fees-realized	81,604	59,061				87,953	94,700
Performance fees-unrealized	123,314	19,574				85,966	88,024
Performance fee compensation-realized	(51,031)	(37,719)				(53,014)	(59,063)
Performance fee compensation-unrealized	(100,865)	(18,825)				(77,552)	(73,873)
Investment income (loss)-realized	3,821	9,263				3,739	22,185
Investment income (loss)-unrealized	6,385	(3,495)				(2,568)	(8,110)
Interest expense	(4,119)	(3,654)				(8,246)	(7,338)
Total other income (expense)	22,427	7,395				17,645	15,006
Ares Management L.P. | OMG
Segment reporting
Number of independent shared resource groups to support entity's operating segments | item					5
Ares Management L.P. | Stand Alone
Fee related earnings
Amount reclassified from Other fees to Compensation and benefits expenses	6,000	5,300				11,800	10,500
Amount reclassified from Other fees to General, administrative and other expenses	$ 500	$ 900				$ 1,600	$ 2,100