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Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - $ / shares
Jun. 26, 2021
Sep. 26, 2020
Preferred stock, par value (in dollars per share) $ 1 $ 1
Preferred stock, shares authorized (in shares) 10,000,000 10,000,000
Preferred stock, shares issued (in shares) 0 0
Common stock, par value (in dollars per share) $ 0 $ 0
Common stock, shares authorized (in shares) 50,000,000 50,000,000
Common stock, shares issued (in shares) 19,061,000 18,915,000
Common stock, shares outstanding (in shares) 19,061,000 18,915,000