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Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Amount due from parties in nontrade transactions, classified as other.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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RELATED-PARTY TRANSACTIONS - Loans To/ From Affiliates (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	May 07, 2021 USD ($) vote
Related Party Transaction [Line Items]
Incentive income earned from unconsolidated funds	$ 777,950	$ 688,790	$ 1,101,702
Administrative expenses	3,182	5,556	24,512
Affiliates \| Equity Method Investment, Nonconsolidated Investee or Group of Investees
Related Party Transaction [Line Items]
Incentive income earned from unconsolidated funds	117,500	267,300	$ 280,700
Administrative Service \| Affiliates
Related Party Transaction [Line Items]
Reimbursable expenses payable	$ 750
Termination period (in days)	90 days
Administrative expenses	$ 800	800
Revolving Credit Facility \| Credit Agreement \| Revolving Line Of Credit Note With Oaktree Capital Management L.P. \| Affiliates \| Oaktree Capital Group Excluding Consolidated Funds
Related Party Transaction [Line Items]
Due from affiliates		26,000
Oaktree Capital Group Excluding Consolidated Funds \| Revolving Credit Facility \| Credit Agreement \| Revolving Line Of Credit Note With Oaktree Capital Management L.P. \| Affiliates \| Oaktree Capital I
Related Party Transaction [Line Items]
Number of debt instruments \| vote				2
Credit facility				$ 250,000
Proceeds from related party debt	48,000
Interest expense	$ 1,400
Oaktree Capital Group Excluding Consolidated Funds \| Revolving Credit Facility \| Credit Agreement \| Revolving Line Of Credit Note With Oaktree Capital Management L.P. \| Affiliates \| Oaktree Capital Group Excluding Consolidated Funds
Related Party Transaction [Line Items]
Interest income		$ 810