Income Taxes - Schedule of Provision for Income Taxes (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Current:
Federal	$ 12,523	$ 7,766
State and local	3,411	2,910
Foreign	4,819	3,447
Total current provision	20,753	14,123
Deferred:
Federal	602	1,905
State and local	101	352
Foreign	(112)	506
Total deferred provision	591	2,763
Provision for income taxes	$ 21,344	$ 16,886
Effective tax rate	21.00%	18.40%