Revenues, Significant Customers and Concentrations of Risk - Summary of Revenues Disaggregated by Customer Location (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Disaggregation Of Revenue [Line Items]
Total revenue, net	$ 41,557	$ 42,083
U.S.
Disaggregation Of Revenue [Line Items]
Total revenue, net	40,096	40,631
Europe
Disaggregation Of Revenue [Line Items]
Total revenue, net	$ 1,461	$ 1,452