Income Taxes - Summary of Gross Unrecognized Tax Benefits (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Income Tax Disclosure [Abstract]
Gross unrecognized tax benefits at beginning of year	$ 1,052	$ 957
Gross (decreases) increases in tax positions for prior years	(4)	(2)
Gross increases in tax positions for current year	598	236
Settlements	(96)
Lapse of statute of limitations	(180)	(139)
Gross unrecognized tax benefits at end of year	$ 1,370	$ 1,052