Income Taxes - Components of Consolidated Income Tax Expense (Benefit) (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Current:
Federal	$ 11,368	$ 17,760	$ 20,658
State	1,055	900	1,297
Total Current	12,423	18,660	21,955
Deferred:
Federal	2,943	1,403	732
State	(1,673)	254	140
Total Deferred	1,270	1,657	872
Income tax expense, Total	$ 13,693	$ 20,317	$ 22,827