Quarterly report pursuant to Section 13 or 15(d)

Product Warranty Liability - Additional Information (Detail)

v3.21.2
Product Warranty Liability - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Sep. 30, 2021
Sep. 30, 2021
Sep. 30, 2020
Guarantees [Abstract]      
Income for product warranties $ 5 $ 21 $ 5