Investments - Summary of Other Equity Investments (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Schedule of Equity Method Investments [Line Items]
Equity Method Investment	$ 36,800	$ 36,876
ABS [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment	18,113	18,770
Atalanta Sosnoff [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment	10,938	10,906
Luminis [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment	6,745	6,296
Seneca Evercore [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment	$ 1,004	$ 904