Property and Equipment, Net (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Property, Plant and Equipment [Line Items]
Property and equipment, cost	$ 657,522	$ 648,385
Accumulated depreciation	(548,713)	(538,698)
Property and equipment, net	108,809	109,687
Computer hardware
Property, Plant and Equipment [Line Items]
Property and equipment, cost	150,165	160,028
Computer software
Property, Plant and Equipment [Line Items]
Property and equipment, cost	220,004	219,863
Furniture and equipment
Property, Plant and Equipment [Line Items]
Property and equipment, cost	99,547	96,601
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, cost	$ 187,806	$ 171,893