Accounts Receivable - Schedule of Changes in Sales Return Reserve (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Receivables [Abstract]
Beginning balance	$ (173)	$ (387)	$ (439)
Reversal (provision)	(27)	22	(136)
Usage		196	170
Translation adjustments	15	(4)	18
Ending balance	$ (185)	$ (173)	$ (387)