Investments - Summary of Other Equity Investments (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Schedule of Equity Method Investments [Line Items]
Equity Method Investment	$ 36,056	$ 58,590
ABS [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment	18,986	40,977
Atalanta Sosnoff [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment	10,865	10,948
Luminis [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment	5,757	6,158
Seneca Evercore [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment	$ 448	$ 507