Quarterly report pursuant to Section 13 or 15(d)

Summary of Sales by End Market (Detail)

v3.21.2
Summary of Sales by End Market (Detail) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Disaggregation Of Revenue [Line Items]        
Net revenue $ 9,531 $ 6,539 $ 26,780 $ 14,260
End-customer        
Disaggregation Of Revenue [Line Items]        
Net revenue 5,939 5,087 17,024 9,845
Distributors        
Disaggregation Of Revenue [Line Items]        
Net revenue $ 3,592 $ 1,452 $ 9,756 $ 4,415