DEBT - Loan Obligations of the Consolidated CLOs (Details) - Consolidated Funds  - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2023	Dec. 31, 2022
DEBT
Fair Value of Loan Obligations	$ 10,918,007	$ 10,701,720
Loan obligations of Consolidated CLOs
DEBT
Fair Value of Loan Obligations	10,918,007	10,701,720
Senior secured notes | Loan obligations of Consolidated CLOs
DEBT
Fair Value of Loan Obligations	$ 10,293,114	$ 10,142,545
Weighted  Average Interest Rate	5.46%	4.84%
Weighted  Average Remaining Maturity  (in years)	8 years 6 months	8 years 9 months 18 days
Subordinated notes | Loan obligations of Consolidated CLOs
DEBT
Fair Value of Loan Obligations	$ 624,893	$ 559,175
Weighted  Average Remaining Maturity  (in years)	7 years 6 months	7 years 9 months 18 days