FAIR VALUE - Schedule of Assets and Liabilities Measured at Fair Value (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Consolidated Funds
Investments:
Common stock and other equity securities	$ 3,265,720	$ 1,861,146
Collateralized loan obligations and fixed income securities	5,788,110	8,876,318
Partnership interests	3,791,056	2,000,380
Total investments, at fair value	12,844,886	12,737,844
Derivatives:
Derivatives-foreign currency forward contracts	$ 4,889
Derivative Asset, Statement of Financial Position [Extensible Enumeration]	Other assets
Total assets, at fair value	$ 12,849,775	12,740,839
Liabilities, at fair value
Loan obligations of CLOs	$ (7,359,072)	$ (9,672,189)
Derivative liability, statement of financial position	Accounts payable, accrued expenses and other liabilities	Accounts payable, accrued expenses and other liabilities
Derivatives-foreign currency forward contracts	$ (4,956)	$ (4,734)
Total liabilities, at fair value	(7,364,028)	(9,676,923)
Consolidated Funds  | Derivatives-foreign currency forward contracts
Derivatives:
Derivatives-foreign currency forward contracts	4,889	2,995
Liabilities, at fair value
Derivatives-foreign currency forward contracts	(4,842)	(2,888)
Consolidated Funds  | Asset swaps
Liabilities, at fair value
Derivatives-foreign currency forward contracts	(114)	(1,846)
Loans and securitization vehicles | Consolidated Funds
Investments:
Collateralized loan obligations and fixed income securities	5,507,199	7,907,449
U.S. treasury securities | Consolidated Funds
Investments:
Collateralized loan obligations and fixed income securities		550,800
Bonds | Consolidated Funds
Investments:
Collateralized loan obligations and fixed income securities	280,911	418,069
Level I  | Consolidated Funds
Investments:
Common stock and other equity securities	0	28,603
Collateralized loan obligations and fixed income securities	0	550,800
Total investments, at fair value	0	579,403
Derivatives:
Derivatives-foreign currency forward contracts	0
Total assets, at fair value	0	579,403
Liabilities, at fair value
Loan obligations of CLOs	0	0
Derivatives-foreign currency forward contracts	0	0
Total liabilities, at fair value	0	0
Level I  | Consolidated Funds  | Derivatives-foreign currency forward contracts
Derivatives:
Derivatives-foreign currency forward contracts	0	0
Liabilities, at fair value
Derivatives-foreign currency forward contracts	0	0
Level I  | Consolidated Funds  | Asset swaps
Liabilities, at fair value
Derivatives-foreign currency forward contracts	0	0
Level I  | Loans and securitization vehicles | Consolidated Funds
Investments:
Collateralized loan obligations and fixed income securities	0	0
Level I  | U.S. treasury securities | Consolidated Funds
Investments:
Collateralized loan obligations and fixed income securities		550,800
Level I  | Bonds | Consolidated Funds
Investments:
Collateralized loan obligations and fixed income securities	0	0
Level II  | Consolidated Funds
Investments:
Common stock and other equity securities	262,271	2,615
Collateralized loan obligations and fixed income securities	5,154,595	7,731,701
Total investments, at fair value	5,416,866	7,734,316
Derivatives:
Derivatives-foreign currency forward contracts	4,889
Total assets, at fair value	5,421,755	7,737,311
Liabilities, at fair value
Loan obligations of CLOs	(7,359,072)	(9,672,189)
Derivatives-foreign currency forward contracts	(4,842)	(2,888)
Total liabilities, at fair value	(7,363,914)	(9,675,077)
Level II  | Consolidated Funds  | Derivatives-foreign currency forward contracts
Derivatives:
Derivatives-foreign currency forward contracts	4,889	2,995
Liabilities, at fair value
Derivatives-foreign currency forward contracts	(4,842)	(2,888)
Level II  | Consolidated Funds  | Asset swaps
Liabilities, at fair value
Derivatives-foreign currency forward contracts	0	0
Level II  | Loans and securitization vehicles | Consolidated Funds
Investments:
Collateralized loan obligations and fixed income securities	4,873,684	7,313,632
Level II  | U.S. treasury securities | Consolidated Funds
Investments:
Collateralized loan obligations and fixed income securities		0
Level II  | Bonds | Consolidated Funds
Investments:
Collateralized loan obligations and fixed income securities	280,911	418,069
Level III  | Consolidated Funds
Investments:
Common stock and other equity securities	3,003,449	1,829,928
Collateralized loan obligations and fixed income securities	633,515	593,817
Total investments, at fair value	3,636,964	2,423,745
Derivatives:
Derivatives-foreign currency forward contracts	0
Total assets, at fair value	3,636,964	2,423,745
Liabilities, at fair value
Loan obligations of CLOs	0	0
Derivatives-foreign currency forward contracts	(114)	(1,846)
Total liabilities, at fair value	(114)	(1,846)
Level III  | Consolidated Funds  | Derivatives-foreign currency forward contracts
Derivatives:
Derivatives-foreign currency forward contracts	0	0
Liabilities, at fair value
Derivatives-foreign currency forward contracts	0	0
Level III  | Consolidated Funds  | Asset swaps
Liabilities, at fair value
Derivatives-foreign currency forward contracts	(114)	(1,846)
Level III  | Loans and securitization vehicles | Consolidated Funds
Investments:
Collateralized loan obligations and fixed income securities	633,515	593,817
Level III  | U.S. treasury securities | Consolidated Funds
Investments:
Collateralized loan obligations and fixed income securities		0
Level III  | Bonds | Consolidated Funds
Investments:
Collateralized loan obligations and fixed income securities	0	0
Investments Measured at NAV | Consolidated Funds
Investments:
Partnership interests	3,791,056	2,000,380
Total investments, at fair value	3,791,056	2,000,380
Derivatives:
Total assets, at fair value	3,791,056	2,000,380
Ares Management L.P
Cash equivalents:
Money market funds		1,071,071
Investments:
Common stock, other equity securities and equity method investments	923,552
Common stock and other equity securities		515,216
Partnership interests		238
Total investments, at fair value	1,066,084	557,287
Derivatives:
Total assets, at fair value	1,084,314	1,632,095
Liabilities, at fair value
Contingent consideration	(765,370)	(17,550)
Total liabilities, at fair value	(767,997)	(17,766)
Ares Management L.P | Derivatives-foreign currency forward contracts
Derivatives:
Derivatives-foreign currency forward contracts	18,230	3,737
Liabilities, at fair value
Derivatives-foreign currency forward contracts	(2,627)	(216)
Ares Management L.P | Common stock and other equity securities - carried interest
Investments:
Common stock and other equity securities	118,063
Ares Management L.P | Collateralized loan obligations and fixed income securities
Investments:
Collateralized loan obligations and fixed income securities	24,469	41,833
Ares Management L.P | Level I
Cash equivalents:
Money market funds		1,071,071
Investments:
Common stock, other equity securities and equity method investments	152,163
Common stock and other equity securities		0
Total investments, at fair value	220,413	0
Derivatives:
Total assets, at fair value	220,413	1,071,071
Liabilities, at fair value
Contingent consideration	0	0
Total liabilities, at fair value	0	0
Ares Management L.P | Level I  | Derivatives-foreign currency forward contracts
Derivatives:
Derivatives-foreign currency forward contracts	0	0
Liabilities, at fair value
Derivatives-foreign currency forward contracts	0	0
Ares Management L.P | Level I  | Common stock and other equity securities - carried interest
Investments:
Common stock and other equity securities	68,250
Ares Management L.P | Level I  | Collateralized loan obligations and fixed income securities
Investments:
Collateralized loan obligations and fixed income securities	0	0
Ares Management L.P | Level II
Cash equivalents:
Money market funds		0
Investments:
Common stock, other equity securities and equity method investments	95,612
Common stock and other equity securities		104,037
Total investments, at fair value	95,612	104,037
Derivatives:
Total assets, at fair value	113,842	107,774
Liabilities, at fair value
Contingent consideration	0	0
Total liabilities, at fair value	(2,627)	(216)
Ares Management L.P | Level II  | Derivatives-foreign currency forward contracts
Derivatives:
Derivatives-foreign currency forward contracts	18,230	3,737
Liabilities, at fair value
Derivatives-foreign currency forward contracts	(2,627)	(216)
Ares Management L.P | Level II  | Common stock and other equity securities - carried interest
Investments:
Common stock and other equity securities	0
Ares Management L.P | Level II  | Collateralized loan obligations and fixed income securities
Investments:
Collateralized loan obligations and fixed income securities	0	0
Ares Management L.P | Level III
Cash equivalents:
Money market funds		0
Investments:
Common stock, other equity securities and equity method investments	675,777
Common stock and other equity securities		411,179
Total investments, at fair value	750,059	453,012
Derivatives:
Total assets, at fair value	750,059	453,012
Liabilities, at fair value
Contingent consideration	(765,370)	(17,550)
Total liabilities, at fair value	(765,370)	(17,550)
Ares Management L.P | Level III  | Derivatives-foreign currency forward contracts
Derivatives:
Derivatives-foreign currency forward contracts	0	0
Liabilities, at fair value
Derivatives-foreign currency forward contracts	0	0
Ares Management L.P | Level III  | Common stock and other equity securities - carried interest
Investments:
Common stock and other equity securities	49,813
Ares Management L.P | Level III  | Collateralized loan obligations and fixed income securities
Investments:
Collateralized loan obligations and fixed income securities	$ 24,469	41,833
Ares Management L.P | Investments Measured at NAV
Investments:
Partnership interests		238
Total investments, at fair value		238
Derivatives:
Total assets, at fair value		$ 238