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CONDENSED CONSOLIDATED BALANCE SHEETS [Parenthetical] - $ / shares
Jan. 01, 2021
Sep. 30, 2020
Statement of Financial Position [Abstract]    
Preferred stock, par value (in dollars per share) $ 0.01 $ 0.01
Preferred stock, shares authorized 500,000 500,000
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding 0 0
Common stock, par value (in dollars per share) $ 0.01 $ 0.01
Common stock, shares authorized 50,000,000 50,000,000
Common stock, shares issued 11,633,521 11,556,214
Common stock, shares outstanding 10,578,033 10,500,726
Treasury stock, shares 1,055,488 1,055,488