INVESTMENTS - Equity-method Investments (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Statements of Operations
Interest expense	$ (12,161)	$ (57,849)	$ (28,710)	$ (97,040)
Net realized and unrealized gain (loss) on investments			24,410	(100,092)
Net income (loss)	256,988	(359,425)	1,371,440	1,192,699
Equity Method Investment, Nonconsolidated Investee or Group of Investees
Statements of Operations
Revenues / investment income	1,064,494	789,232	2,241,125	1,629,837
Interest expense	(136,034)	(70,880)	(284,000)	(125,170)
Other expenses	(231,153)	(181,318)	(470,951)	(402,309)
Net realized and unrealized gain (loss) on investments	$ (440,319)	$ (896,459)	$ (114,734)	$ 90,341
Maximum | Oaktree Funds
Schedule of Equity Method Investments [Line Items]
Ownership percentage	2.50%		2.50%