Annual report pursuant to Section 13 and 15(d)

Accrued Warranty Reserve (Details)

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Accrued Warranty Reserve (Details) - USD ($)
$ in Thousands
12 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Accrued Warranty Reserve    
Maximum period of product warranties 24 months  
Balance, beginning of the period $ 5,850 $ 1,934
Standard warranty provision 646 985
Accrual related to reliability repair programs 0 4,945
Deductions for warranty claims (5,013) (2,014)
Balance, end of the period $ 1,483 $ 5,850