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Note 11 - Accounts Payable and Accrued Expenses - Product Warranty Activity (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Balance at beginning of period $ 1,942 $ 2,187 $ 2,066 $ 2,053
Acquired warranty obligations 0 248
Change in accruals for warranties during the period 479 206 656 314
Settlements during the period (368) (238) (669) (460)
Balance at end of period $ 2,053 $ 2,155 $ 2,053 $ 2,155