Property and Equipment, net - Property and Equipment, Net (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Property and Equipment, net
Property and equipment, gross	$ 208,077	$ 205,111
Less - accumulated depreciation and amortization	(148,817)	(144,117)
Depreciable assets, net	59,260	60,994
Land	1,517	1,459
Property and equipment, net	$ 60,777	62,453
Buildings
Property and Equipment, net
Useful life in years	30 years
Property and equipment, gross	$ 2,241	2,193
Data processing equipment
Property and Equipment, net
Property and equipment, gross	$ 190,519	187,761
Data processing equipment | Minimum
Property and Equipment, net
Useful life in years	3 years
Data processing equipment | Maximum
Property and Equipment, net
Useful life in years	5 years
Furniture and equipment
Property and Equipment, net
Property and equipment, gross	$ 10,481	10,281
Furniture and equipment | Minimum
Property and Equipment, net
Useful life in years	3 years
Furniture and equipment | Maximum
Property and Equipment, net
Useful life in years	20 years
Leasehold improvements
Property and Equipment, net
Property and equipment, gross	$ 4,836	$ 4,876
Leasehold improvements | Minimum
Property and Equipment, net
Useful life in years	5 years
Leasehold improvements | Maximum
Property and Equipment, net
Useful life in years	10 years