FAIR VALUE - Valuation Techniques (Details)	Jun. 30, 2023 USD ($)	Dec. 31, 2022 USD ($)
Consolidated Funds
Assets
Equity securities	$ 1,071,677,000	$ 731,599,000
Partnership interests	1,287,240,000	1,392,169,000
Collateralized loan obligations	11,460,999,000	10,701,720,000
Fixed income investments	11,732,971,000	11,080,865,000
Total assets, at fair value	14,094,287,000	13,207,533,000
Liabilities
Derivative instruments	(21,161,000)	(15,824,000)
Total liabilities, at fair value	(11,482,160,000)	(10,717,544,000)
Consolidated Funds  | Level III
Assets
Equity securities	1,066,065,000	730,880,000
Partnership interests	0	368,655,000
Collateralized loan obligations	0	0
Fixed income investments	648,131,000	869,668,000
Total assets, at fair value	1,714,196,000	1,969,203,000
Liabilities
Derivative instruments	(2,693,000)	(3,556,000)
Total liabilities, at fair value	(2,693,000)	(3,556,000)
Consolidated Funds  | Level III  | Discounted cash flow
Assets
Equity securities	$ 592,725,000	401,229,000
Consolidated Funds  | Level III  | Discounted cash flow | Discount rate
Assets
Partnership interests		$ 368,655,000
Consolidated Funds  | Level III  | Discounted cash flow | Discount rate | Minimum
Significant Unobservable Input(s)
Equity securities	0.080	0.080
Partnership interest		0.103
Consolidated Funds  | Level III  | Discounted cash flow | Discount rate | Maximum
Significant Unobservable Input(s)
Equity securities	0.180	0.180
Partnership interest		0.220
Consolidated Funds  | Level III  | Discounted cash flow | Discount rate | Weighted Average
Significant Unobservable Input(s)
Equity securities	0.120	12
Partnership interest		0.189
Consolidated Funds  | Level III  | Market approach
Assets
Fixed income investments		$ 125,612,000
Consolidated Funds  | Level III  | Market approach | Multiple of book value
Assets
Equity securities	$ 436,375,000	$ 290,258,000
Consolidated Funds  | Level III  | Market approach | Multiple of book value | Minimum
Significant Unobservable Input(s)
Equity securities	1.0	1.0
Consolidated Funds  | Level III  | Market approach | Multiple of book value | Maximum
Significant Unobservable Input(s)
Equity securities	1.3	1.2
Consolidated Funds  | Level III  | Market approach | Multiple of book value | Weighted Average
Significant Unobservable Input(s)
Equity securities	1.2	1.2
Consolidated Funds  | Level III  | Market approach | Net income multiple
Assets
Equity securities	$ 36,064,000	$ 36,681,000
Significant Unobservable Input(s)
Equity securities	30.0	30.0
Consolidated Funds  | Level III  | Market approach | Net income multiple | Weighted Average
Significant Unobservable Input(s)
Equity securities	30.0	30.0
Consolidated Funds  | Level III  | Market approach | EBITDA multiple
Assets
Equity securities	$ 766,000	$ 2,064,000
Fixed income investments	$ 2,980,000	$ 4,479,000
Consolidated Funds  | Level III  | Market approach | EBITDA multiple | Minimum
Significant Unobservable Input(s)
Equity securities	6.3	6.3
Fixed income investments	6.3	8.0
Consolidated Funds  | Level III  | Market approach | EBITDA multiple | Maximum
Significant Unobservable Input(s)
Equity securities	32.5	31.0
Fixed income investments	32.5	9.0
Consolidated Funds  | Level III  | Market approach | EBITDA multiple | Weighted Average
Significant Unobservable Input(s)
Equity securities	15.9	13.6
Fixed income investments	8.8	8.5
Consolidated Funds  | Level III  | Market approach | Yield
Assets
Fixed income investments	$ 116,265,000
Consolidated Funds  | Level III  | Market approach | Yield | Minimum
Significant Unobservable Input(s)
Fixed income investments	0.088	0.066
Consolidated Funds  | Level III  | Market approach | Yield | Maximum
Significant Unobservable Input(s)
Fixed income investments	0.245	0.217
Consolidated Funds  | Level III  | Market approach | Yield | Weighted Average
Significant Unobservable Input(s)
Fixed income investments	0.130	0.128
Consolidated Funds  | Level III  | Transaction price
Assets
Fixed income investments	$ 5,769,000	$ 6,155,000
Consolidated Funds  | Level III  | Other
Assets
Equity securities	135,000	648,000
Fixed income investments		1,714,000
Consolidated Funds  | Level III  | Broker quotes and/or 3rd party pricing services
Assets
Fixed income investments	522,269,000	731,708,000
Liabilities
Derivative instruments	(2,693,000)	(3,556,000)
Ares Management L.P
Assets
Equity securities	247,545,000	198,807,000
Partnership interests	1,125,000	1,385,000
Total assets, at fair value	325,792,000	281,299,000
Liabilities
Total liabilities, at fair value	(2,318,000)	(3,423,000)
Ares Management L.P | Level III
Assets
Equity securities	165,371,000	121,785,000
Partnership interests	0	0
Total assets, at fair value	239,148,000	198,719,000
Liabilities
Total liabilities, at fair value	0	0
Ares Management L.P | Level III  | Market approach | Equity Securities One
Assets
Equity securities	62,702,000	62,129,000
Ares Management L.P | Level III  | Market approach | Equity Securities Two
Assets
Equity securities	$ 49,778,000	$ 44,166,000
Ares Management L.P | Level III  | Market approach | Multiple of book value | Equity Securities One
Significant Unobservable Input(s)
Equity securities	2.4	3.2
Ares Management L.P | Level III  | Market approach | Multiple of book value | Equity Securities Two
Significant Unobservable Input(s)
Equity securities	1.3	1.3
Ares Management L.P | Level III  | Market approach | Multiple of book value | Weighted Average | Equity Securities One
Significant Unobservable Input(s)
Equity securities	2.4	3.2
Ares Management L.P | Level III  | Market approach | Multiple of book value | Weighted Average | Equity Securities Two
Significant Unobservable Input(s)
Equity securities	1.3	1.3
Ares Management L.P | Level III  | Market approach | EBITDA multiple
Significant Unobservable Input(s)
Equity securities	13.0
Ares Management L.P | Level III  | Market approach | EBITDA multiple | Weighted Average
Assets
Equity securities	$ 766,000
Significant Unobservable Input(s)
Equity securities	13.0
Ares Management L.P | Level III  | Transaction price
Assets
Equity securities	$ 52,125,000	$ 15,490,000
Fixed income investments	31,705,000	30,189,000
Ares Management L.P | Level III  | Other
Assets
Fixed income investments	21,582,000	21,582,000
Ares Management L.P | Level III  | Broker quotes and/or 3rd party pricing services
Assets
Collateralized loan obligations	20,490,000	$ 25,163,000
Ares Management L.P | Consolidated Funds  | Level III  | Other
Assets
Fixed income investments	$ 848,000