Income Taxes - Components of the Company's Income Tax Expense (Benefit) (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Current taxes:
Federal	$ 28,359	$ 25,974	$ 26,247
State	5,365	7,443	7,288
Deferred taxes	7,044	(9,491)	1,148
Total income taxes	$ 40,768	$ 23,926	$ 34,683