Summary of Warranty Accrual Activity (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Leases [Abstract]
Balance at beginning of period	$ 377	$ 321
Charged (credited) to costs and expenses	(24)	59
Cost of warranty claims	(8)	(3)
Balance at end of period	$ 345	$ 377