Investments - Summary of Other Equity Investments (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Schedule of Equity Method Investments [Line Items]
Equity Method Investment	$ 36,582	$ 58,590
ABS [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment	18,679	40,977
Atalanta Sosnoff [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment	11,399	10,948
Luminis [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment	6,002	6,158
Seneca Evercore [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment	$ 502	$ 507