DERIVATIVES AND HEDGING - Schedule of Impact of Derivatives Held by Consolidated Funds (Details) - Consolidated Funds - Not Designated as Hedging Instrument - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Derivatives, Fair Value [Line Items]
Net Realized Gain on Investments	$ 6,953	$ 10,879	$ 16,207
Net Change in Unrealized Appreciation (Depreciation) on Investments	(45,279)	17,344	1,174
Foreign-currency forward contracts
Derivatives, Fair Value [Line Items]
Net Realized Gain on Investments	2,481	337	898
Net Change in Unrealized Appreciation (Depreciation) on Investments	(48,297)	28,193	(14,909)
Total-return and interest-rate and credit default swaps
Derivatives, Fair Value [Line Items]
Net Realized Gain on Investments	403	613	(235)
Net Change in Unrealized Appreciation (Depreciation) on Investments	811	(19)	328
Options and futures
Derivatives, Fair Value [Line Items]
Net Realized Gain on Investments	2,187	1,440	4,382
Net Change in Unrealized Appreciation (Depreciation) on Investments	2,207	(2,176)	(569)
Commodity swaps
Derivatives, Fair Value [Line Items]
Net Realized Gain on Investments	1,882	8,489	11,162
Net Change in Unrealized Appreciation (Depreciation) on Investments	$ 0	$ (8,654)	$ 16,324

The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period.