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Note J - Goodwill and Intangible Assets (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Dec. 26, 2021
Dec. 27, 2020
Dec. 26, 2021
Dec. 27, 2020
Goodwill, Impairment Loss $ 0 $ 0 $ 0 $ 0
Impairment of Intangible Assets, Finite-lived $ 0 $ 0 $ 0 $ 0