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Supplemental Financial Information - Warranty Reserve Activity (Details) - USD ($)
$ in Thousands
9 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Activity related to warranty reserve    
Balance at beginning of fiscal year $ 758 $ 616
Additions charged to cost of sales 330 239
Warranty claims (268) (136)
Balance at end of reporting period $ 820 $ 719