Furniture, Equipment and Leasehold Improvements (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Property, Plant and Equipment [Line Items]
Depreciation, Depletion and Amortization	$ 27,377	$ 27,737	$ 24,640
Hosting Arrangement, Service Contract, Implementation Cost, Capitalized, before Accumulated Amortization	11,437	9,419
Hosting Arrangement, Service Contract, Implementation Cost, Expense, Amortization	$ 1,670	$ 1,245
Special Charges [Member]
Property, Plant and Equipment [Line Items]
Depreciation, Depletion and Amortization			3,320
Asset Impairment Charges			1,656
Leasehold Improvements | Special Charges [Member]
Property, Plant and Equipment [Line Items]
Asset Impairment Charges			$ 480