Income Taxes - Unrecognized Tax Benefits (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Tax Disclosure [Abstract]
Beginning balance	$ 621	$ 314	$ 264
Increases based on tax positions related to prior years	39
Decreases based on tax positions related to prior years	(83)	(54)	(103)
Decreases due to ownership change		(207)
Increases based on tax positions in current year	780	568	153
Ending balance	$ 1,357	$ 621	$ 314