Annual report pursuant to Section 13 and 15(d)

Summary of Sales by End Market (Detail)

v3.22.0.1
Summary of Sales by End Market (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Disaggregation Of Revenue [Line Items]      
Net revenue $ 39,188 $ 22,780 $ 37,799
End-customer      
Disaggregation Of Revenue [Line Items]      
Net revenue 25,384 16,195 25,173
Distributors      
Disaggregation Of Revenue [Line Items]      
Net revenue $ 13,804 $ 6,585 $ 12,626