Goodwill and Intangible Assets - Intangible Assets - Finite Life (Detail) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Finite-Lived Intangible Assets [Line Items]
Cost	$ 110,202	$ 95,235
Accumulated Amortization	74,107	69,394
Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Cost	14,457	14,457
Accumulated Amortization	14,702	13,704
Customer Lists [Member]
Finite-Lived Intangible Assets [Line Items]
Cost	88,043	73,199
Accumulated Amortization	57,091	53,970
Tradename [Member]
Finite-Lived Intangible Assets [Line Items]
Cost	11,322	9,728
Accumulated Amortization	3,455	2,745
Foreign Currency Adjustments [Member]
Finite-Lived Intangible Assets [Line Items]
Cost	(3,620)	(2,149)
Accumulated Amortization	$ (1,141)	$ (1,025)