Consolidation - Schedule of Assets Related to Consolidated Sponsored Investment Products, Unobservable Input Reconciliation (Details) - Consolidated Investment Products - Debt investments - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Balance at beginning of period	$ 7,689	$ 37,062
Purchases	2,420	2,062
Sales	(50,282)	(43,179)
Realized and unrealized gains (losses), net	(2,214)	459
Transfers to Level 2	(71,788)	(120,916)
Transfers from Level 2	144,919	132,201
Balance at end of period	$ 30,744	$ 7,689