FAIR VALUE - Schedule of Changes in Fair Value of Level III Measurements (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Consolidated Funds
Level III Net Assets of Consolidated Funds
Balance, beginning of period	$ 2,421,898	$ 1,929,222
Transfer in	574,162	87,505
Transfer out	(387,910)	(155,978)
Purchases	1,984,489	1,395,810
Sales/settlements	(1,148,627)	(960,953)
Realized and unrealized appreciation (depreciation), net	192,838	126,292
Balance, end of period	3,636,850	2,421,898
Change in net unrealized appreciation included in earnings related to financial assets still held at the reporting date	$ 185,791	125,152
Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]	Net realized and unrealized gains (losses) from investments
Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Asset, Gain (Loss), Statement of Other Comprehensive Income or Comprehensive Income [Extensible Enumeration]	Net realized and unrealized gains (losses) from investments
Level III Liabilities of the Company
Balance, beginning of period	$ (1,846)	(1,291)
Transfers in	0	0
Transfer out	0	0
Purchases	124	130
Sales/settlements	0	0
Realized and unrealized appreciation (depreciation), net	1,608	(685)
Balance, ending of period	(114)	(1,846)
Change in net unrealized appreciation/depreciation included in earnings related to financial assets still held at the reporting date	1,587	$ (744)
Fair Value, Liability, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]		Net realized and unrealized gains (losses) from investments
Fair Value, Liability, Recurring Basis, Unobservable Input Reconciliation, Liability, Gain (Loss), Statement of Other Comprehensive Income or Comprehensive Income [Extensible Enumeration]		Net realized and unrealized gains (losses) from investments
Equity securities | Consolidated Funds
Level III Net Assets of Consolidated Funds
Balance, beginning of period	1,829,927	$ 1,190,400
Transfer in	268,897	0
Transfer out	(819)	(1,017)
Purchases	780,989	518,369
Sales/settlements	(61,117)	(114)
Realized and unrealized appreciation (depreciation), net	185,572	122,289
Balance, end of period	3,003,449	1,829,927
Change in net unrealized appreciation included in earnings related to financial assets still held at the reporting date	185,739	$ 123,659
Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]		Net realized and unrealized gains (losses) from investments
Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Asset, Gain (Loss), Statement of Other Comprehensive Income or Comprehensive Income [Extensible Enumeration]		Net realized and unrealized gains (losses) from investments
Fixed Income | Consolidated Funds
Level III Net Assets of Consolidated Funds
Balance, beginning of period	593,817	$ 740,113
Transfer in	305,265	87,505
Transfer out	(387,091)	(154,961)
Purchases	1,203,376	877,311
Sales/settlements	(1,087,510)	(960,839)
Realized and unrealized appreciation (depreciation), net	5,658	4,688
Balance, end of period	633,515	593,817
Change in net unrealized appreciation included in earnings related to financial assets still held at the reporting date	(1,535)	$ 2,237
Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]		Net realized and unrealized gains (losses) from investments
Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Asset, Gain (Loss), Statement of Other Comprehensive Income or Comprehensive Income [Extensible Enumeration]		Net realized and unrealized gains (losses) from investments
Ares Management L.P
Level III Net Assets of Consolidated Funds
Balance, beginning of period	435,462	$ 538,785
Transfer in	38,654	39,636
Transfer out	(38,271)	(872)
Purchases	230,492	438,102
Sales/settlements	(202,929)	(563,874)
Change in fair value	(301,120)
Realized and unrealized appreciation (depreciation), net	287,481	1,235
Balance, end of period		435,462
Change in net unrealized appreciation included in earnings related to financial assets still held at the reporting date	(12,132)	1,268
Level III Liabilities of the Company
Established in connection with acquisition	(465,080)	(17,550)
Balance, ending of period	(15,311)
Ares Management L.P | Contingent Consideration
Level III Liabilities of the Company
Balance, beginning of period	(17,550)	0
Established in connection with acquisition	(465,080)	(17,550)
Transfers in	0	0
Transfer out	0	0
Purchases	0	0
Sales/settlements	18,380	0
Change in fair value	(301,120)
Realized and unrealized appreciation (depreciation), net	0	0
Balance, ending of period	(765,370)	(17,550)
Change in net unrealized appreciation/depreciation included in earnings related to financial assets still held at the reporting date	(301,120)	0
Ares Management L.P | Equity securities
Level III Net Assets of Consolidated Funds
Balance, beginning of period	411,179	412,491
Established in connection with acquisition	0	0
Transfer in	27,162	0
Transfer out	(10,000)	(872)
Purchases	10,646	1,453
Sales/settlements	(1,348)	(2,382)
Change in fair value	0
Realized and unrealized appreciation (depreciation), net	287,951	489
Balance, end of period	725,590	411,179
Change in net unrealized appreciation included in earnings related to financial assets still held at the reporting date	287,952	(904)
Ares Management L.P | Fixed Income
Level III Net Assets of Consolidated Funds
Balance, beginning of period	41,833	126,294
Established in connection with acquisition	0	0
Transfer in	11,492	39,636
Transfer out	(28,271)	0
Purchases	219,846	436,649
Sales/settlements	(219,961)	(561,492)
Change in fair value	0
Realized and unrealized appreciation (depreciation), net	(470)	746
Balance, end of period	24,469	41,833
Change in net unrealized appreciation included in earnings related to financial assets still held at the reporting date	$ 1,036	$ 2,172