Property and Equipment - Schedule of Property and Equipment and Accumulated Depreciation and Amortization (Detail) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Property and Equipment [Line Items]
Property and equipment, gross	$ 848,365	$ 809,672
Less: accumulated depreciation and amortization	(468,352)	(437,291)
Property and equipment, net	520,182	498,197
Software And Capitalized Software Development Costs [Member]
Property and Equipment [Line Items]
Property and equipment, gross	401,431	371,665
Buildings [Member]
Property and Equipment [Line Items]
Property and equipment, gross	179,933	179,874
Computer Equipment [Member]
Property and Equipment [Line Items]
Property and equipment, gross	172,081	164,856
Rental Clocks [Member]
Property and Equipment [Line Items]
Property and equipment, gross	43,755	42,364
Furniture, Fixtures and Equipment [Member]
Property and Equipment [Line Items]
Property and equipment, gross	32,657	32,413
Other [Member]
Property and Equipment [Line Items]
Property and equipment, gross	18,508	18,500
Property and Equipment, net, Excluding Land and Construction in Progress [Member]
Property and Equipment [Line Items]
Property and equipment, net	380,013	372,381
Construction in Progress [Member]
Property and Equipment [Line Items]
Property and equipment, net	106,373	92,020
Land [Member]
Property and Equipment [Line Items]
Property and equipment, net	$ 33,796	$ 33,796