FAIR VALUE - Schedule of Quantitative Inputs and Assumptions used for Level III Inputs (Details) $ in Thousands	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
Consolidated Funds
Assets
Equity securities	$ 1,240,653	$ 731,599
Partnership interests	1,642,489	1,392,169
Collateralized loan obligations	12,345,657	10,701,720
Fixed income investments	11,718,445	11,080,865
Total assets, at fair value	14,610,713	13,207,533
Liabilities
Derivative instruments	(10,782)	(15,824)
Total liabilities, at fair value	(12,356,439)	(10,717,544)
Consolidated Funds  | Level III
Assets
Equity securities	1,190,400	730,880
Partnership interests	0	368,655
Collateralized loan obligations	0	0
Fixed income investments	740,113	869,668
Total assets, at fair value	1,930,513	1,969,203
Liabilities
Derivative instruments	(1,291)	(3,556)
Total liabilities, at fair value	(1,291)	(3,556)
Consolidated Funds  | Level III  | Discounted cash flow
Assets
Equity securities	$ 648,581	401,229
Partnership interests		$ 368,655
Consolidated Funds  | Level III  | Discounted cash flow | Discount rate | Minimum
Significant Unobservable Input(s)
Equity securities	0.100	0.080
Partnership interest		0.103
Consolidated Funds  | Level III  | Discounted cash flow | Discount rate | Maximum
Significant Unobservable Input(s)
Equity securities	0.160	0.180
Partnership interest		0.220
Consolidated Funds  | Level III  | Discounted cash flow | Discount rate | Weighted Average
Significant Unobservable Input(s)
Equity securities	0.130	12
Partnership interest		0.189
Consolidated Funds  | Level III  | Market approach | Equity Securities One
Assets
Equity securities	$ 537,733	$ 290,258
Consolidated Funds  | Level III  | Market approach | Equity Securities Two
Assets
Equity securities	3,909	36,681
Consolidated Funds  | Level III  | Market approach | Equity Securities Three
Assets
Equity securities		2,064
Consolidated Funds  | Level III  | Market approach | Fixed Income Investments One
Assets
Fixed income investments	188,322	125,612
Consolidated Funds  | Level III  | Market approach | Fixed Income Investments Two
Assets
Fixed income investments	$ 2,974	$ 4,479
Consolidated Funds  | Level III  | Market approach | Multiple of book value | Minimum | Equity Securities One
Significant Unobservable Input(s)
Equity securities	1.0	1.0
Consolidated Funds  | Level III  | Market approach | Multiple of book value | Maximum | Equity Securities One
Significant Unobservable Input(s)
Equity securities	1.7	1.2
Consolidated Funds  | Level III  | Market approach | Multiple of book value | Weighted Average | Equity Securities One
Significant Unobservable Input(s)
Equity securities	1.3	1.2
Consolidated Funds  | Level III  | Market approach | Net income multiple | Equity Securities Two
Significant Unobservable Input(s)
Equity securities		30.0
Consolidated Funds  | Level III  | Market approach | Net income multiple | Weighted Average | Equity Securities Two
Significant Unobservable Input(s)
Equity securities		30.0
Consolidated Funds  | Level III  | Market approach | EBITDA multiple | Minimum | Equity Securities Two
Significant Unobservable Input(s)
Equity securities	4.5
Consolidated Funds  | Level III  | Market approach | EBITDA multiple | Minimum | Equity Securities Three
Significant Unobservable Input(s)
Equity securities		6.3
Consolidated Funds  | Level III  | Market approach | EBITDA multiple | Minimum | Fixed Income Investments Two
Significant Unobservable Input(s)
Fixed income investments	4.5	8.0
Consolidated Funds  | Level III  | Market approach | EBITDA multiple | Maximum | Equity Securities Two
Significant Unobservable Input(s)
Equity securities	32.4
Consolidated Funds  | Level III  | Market approach | EBITDA multiple | Maximum | Equity Securities Three
Significant Unobservable Input(s)
Equity securities		31.0
Consolidated Funds  | Level III  | Market approach | EBITDA multiple | Maximum | Fixed Income Investments Two
Significant Unobservable Input(s)
Fixed income investments	32.4	9.0
Consolidated Funds  | Level III  | Market approach | EBITDA multiple | Weighted Average | Equity Securities Two
Significant Unobservable Input(s)
Equity securities	8.9
Consolidated Funds  | Level III  | Market approach | EBITDA multiple | Weighted Average | Equity Securities Three
Significant Unobservable Input(s)
Equity securities		13.6
Consolidated Funds  | Level III  | Market approach | EBITDA multiple | Weighted Average | Fixed Income Investments Two
Significant Unobservable Input(s)
Fixed income investments	9.0	8.5
Consolidated Funds  | Level III  | Market approach | Yield | Minimum | Fixed Income Investments One
Significant Unobservable Input(s)
Fixed income investments	0.083	0.066
Consolidated Funds  | Level III  | Market approach | Yield | Maximum | Fixed Income Investments One
Significant Unobservable Input(s)
Fixed income investments	0.241	0.217
Consolidated Funds  | Level III  | Market approach | Yield | Weighted Average | Fixed Income Investments One
Significant Unobservable Input(s)
Fixed income investments	0.122	0.128
Consolidated Funds  | Level III  | Transaction price
Assets
Fixed income investments		$ 6,155
Consolidated Funds  | Level III  | Other
Assets
Equity securities	$ 177	648
Fixed income investments	32,747	1,714
Consolidated Funds  | Level III  | Broker quotes and/or 3rd party pricing services
Assets
Fixed income investments	516,070	731,708
Liabilities
Derivative instruments	(1,291)	(3,556)
Ares Management L.P
Assets
Equity securities	499,063	198,807
Partnership interests	6,287	1,385
Total assets, at fair value	632,773	281,299
Liabilities
Total liabilities, at fair value	(2,645)	(3,423)
Ares Management L.P | Level III
Assets
Equity securities	412,491	121,785
Partnership interests	0	0
Total assets, at fair value	538,785	198,719
Liabilities
Total liabilities, at fair value	0	0
Ares Management L.P | Level III  | Discounted cash flow
Assets
Equity securities	$ 154,460
Ares Management L.P | Level III  | Discounted cash flow | Discount rate | Minimum
Significant Unobservable Input(s)
Equity securities	20
Ares Management L.P | Level III  | Discounted cash flow | Discount rate | Maximum
Significant Unobservable Input(s)
Equity securities	30
Ares Management L.P | Level III  | Discounted cash flow | Discount rate | Weighted Average
Significant Unobservable Input(s)
Equity securities	25
Ares Management L.P | Level III  | Market approach
Assets
Equity securities		$ 106,295
Ares Management L.P | Level III  | Market approach | Equity Securities One
Assets
Equity securities	$ 118,846
Ares Management L.P | Level III  | Market approach | Equity Securities Two
Assets
Equity securities	$ 6,447
Ares Management L.P | Level III  | Market approach | Multiple of book value | Minimum
Significant Unobservable Input(s)
Equity securities	1.3	1.3
Ares Management L.P | Level III  | Market approach | Multiple of book value | Maximum
Significant Unobservable Input(s)
Equity securities	1.6	3.2
Ares Management L.P | Level III  | Market approach | Multiple of book value | Weighted Average
Significant Unobservable Input(s)
Equity securities	1.5	2.4
Ares Management L.P | Level III  | Market approach | Enterprise value / LTM multiple of FRE | Equity Securities Two
Significant Unobservable Input(s)
Equity securities	15.4
Ares Management L.P | Level III  | Market approach | Enterprise value / LTM multiple of FRE | Weighted Average | Equity Securities Two
Significant Unobservable Input(s)
Equity securities	15.4
Ares Management L.P | Level III  | Transaction price
Assets
Equity securities	$ 100,000	$ 15,490
Fixed income investments	83,000	30,189
Ares Management L.P | Level III  | Other
Assets
Equity securities	32,738
Collateralized loan obligations	22,495
Fixed income investments		21,582
Ares Management L.P | Level III  | Broker quotes and/or 3rd party pricing services
Assets
Collateralized loan obligations		$ 25,163
Fixed income investments	$ 20,799