ACQUISITIONS AND INTANGIBLE ASSETS, NET - Asset Acquired in Dyal, Oak Street and Wellfleet Acquisitions (Details) - USD ($)				12 Months Ended
	Apr. 01, 2022	Dec. 29, 2021	May 19, 2021	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Asset Acquisition [Line Items]
Cash consideration				$ 114,454,000	$ 1,578,866,000	$ 0
Liabilities assumed:
Goodwill				4,205,159,000	$ 4,132,245,000
Dyal
Asset Acquisition [Line Items]
Equity Consideration			$ 4,285,359,000
Cash consideration			973,457,000
Tax receivable agreement			101,645,000
Earnout consideration			246,788,000
Total Consideration			5,607,249,000
Assets acquired:
Due from Related Parties			13,442,000
Intangible assets			2,218,000,000
Deferred tax asset			29,770,000
Other assets, net			2,096,000
Total assets acquired			2,263,308,000
Liabilities assumed:
Accrued compensation			7,376,000
Deferred tax liability			170,753,000
Accounts payable, accrued expenses and other liabilities			41,352,000
Total liabilities assumed			219,481,000
Net Identifiable Assets Acquired			2,043,827,000
Goodwill			3,563,422,000
Goodwill expected to be deductible for tax purposes			0
Dyal | Investment management agreements
Assets acquired:
Intangible assets			1,859,900,000
Dyal | Investor relationships
Assets acquired:
Intangible assets			291,400,000
Dyal | Trademarks
Assets acquired:
Intangible assets			$ 66,700,000
Oak Street
Asset Acquisition [Line Items]
Equity Consideration		$ 329,767,000
Cash consideration		610,999,000
Earnout consideration		143,800,000
Total Consideration		1,084,566,000
Assets acquired:
Cash and cash equivalents		4,411,000
Operating lease assets		1,001,000
Due from Related Parties		13,098,000
Intangible assets		507,300,000
Other assets, net		470,000
Total assets acquired		526,280,000
Liabilities assumed:
Operating lease liabilities		1,001,000
Deferred tax liability		8,587,000
Accounts payable, accrued expenses and other liabilities		2,032,000
Total liabilities assumed		11,620,000
Net Identifiable Assets Acquired		514,660,000
Goodwill		569,906,000
Goodwill expected to be deductible for tax purposes		540,000,000
Increase to carrying amount of goodwill				$ 1,100,000
Oak Street | Investment management agreements
Assets acquired:
Intangible assets		323,300,000
Oak Street | Investor relationships
Assets acquired:
Intangible assets		157,400,000
Oak Street | Trademarks
Assets acquired:
Intangible assets		$ 26,600,000
Wellfleet
Asset Acquisition [Line Items]
Total Consideration	$ 128,023,000
Assets acquired:
Cash consideration	113,272,000
Earnout consideration	14,751,000
Due from Related Parties	5,272,000
Intangible assets	50,920,000
Liabilities assumed:
Net Identifiable Assets Acquired	56,192,000
Goodwill	71,831,000
Goodwill expected to be deductible for tax purposes	111,500,000
Wellfleet | Investment management agreements
Assets acquired:
Intangible assets	39,120,000
Wellfleet | Investor relationships
Assets acquired:
Intangible assets	10,700,000
Wellfleet | Trademarks
Assets acquired:
Intangible assets	$ 1,100,000