Investments and Other Marketable Securities - Schedule of Equity Method Investments (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Schedule of Investments [Line Items]
Available for sale and equity securities	$ 206,214	$ 183,656
Investments in affiliated funds	8,148	8,129
Equity method investments (See Note 2)	63,156	123,782
Investments	278,084	315,567
Limited Partnership Funds
Schedule of Investments [Line Items]
Investments in limited partnership funds	$ 566	$ 0