Equity Method Investments - Schedule of Equity Method Investments (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Schedule of Equity Method Investments [Line Items]
Equity method investments (See Note 2)	$ 89,101	$ 189,149
L S V Asset Management
Schedule of Equity Method Investments [Line Items]
Equity method investments (See Note 2)	54,879	121,512
Other Equity Investments
Schedule of Equity Method Investments [Line Items]
Equity method investments (See Note 2)	$ 34,222	$ 67,637

This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

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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