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Equity Method Investments - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025	Apr. 01, 2026	Dec. 31, 2025
Schedule of Equity Method Investments [Line Items]
Equity method investments	$ 89,101			$ 189,149
Partner distributions received from unconsolidated affiliates	35,210	$ 34,860
Equity in earnings of unconsolidated affiliates	32,476	28,747
Limited Partner
Schedule of Equity Method Investments [Line Items]
Equity method investments	$ 10,484			10,484
L S V Asset Management
Schedule of Equity Method Investments [Line Items]
Ownership interest in LSV, percentage	38.50%
Equity method investments	$ 54,879			121,512
Partner distributions received from unconsolidated affiliates	33,886	34,860
Equity in earnings of unconsolidated affiliates	32,092	$ 28,747
L S V Asset Management \| Subsequent Event
Schedule of Equity Method Investments [Line Items]
Ownership interest in LSV, percentage			38.40%
Stratos Wealth Holdings
Schedule of Equity Method Investments [Line Items]
Investments measured at NAV	$ 23,738			$ 57,153