Components of Income Tax Expense Benefit (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Tax Disclosure [Abstract]
Current, Federal	$ 276,471	$ 268,974	$ 225,663
Current, Foreign	13,754	13,978	9,284
Current, State	44,993	43,333	40,152
Current, Total	335,218	326,285	275,099
Deferred, Federal	(26,638)	(20,382)	(27,073)
Deferred, Foreign	1,521	(2,496)	1,874
Deferred, State	(4,420)	(4,114)	(11,106)
Deferred, Total	(29,537)	(26,992)	(36,305)
Provision for income taxes	$ 305,681	$ 299,293	$ 238,794