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Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($) $ in Thousands | Sep. 30, 2023 | Mar. 31, 2023 | Oct. 01, 2022
--- | --- | --- | ---
Allowance for doubtful accounts | $ 61 | $ 34 | $ 66
Common Stock, Par Value (in dollars per share) | $ 0.25 | $ 0.25 | $ 0.25

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