Detail of Interest and Other Income (Expense), Net (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Other Income And Expenses [Abstract]
Interest income	$ 39	$ 561
Miscellaneous income	9	659
Other	(87)	(91)
Total interest and other income (expense), net	$ (39)	$ 1,129