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CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares
Dec. 28, 2019
Sep. 28, 2019
Statement of Financial Position [Abstract]    
Common stock, par value $ 0.10 $ 0.10
Common stock, shares authorized 5,000,000 5,000,000
Common stock, shares issued 4,197,642 4,197,642
Treasury stock, shares, at cost 2,338,995 2,338,995