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CONSOLIDATED BALANCE SHEETS - Parenthetical - USD ($)
Dec. 26, 2021
Dec. 27, 2020
Statement of Financial Position [Abstract]    
Allowance for doubtful accounts $ 448,622 $ 492,087
Long-term debt, current portion - Deferred finance fees 0 0
Line of credit - Deferred finance fees 193,264 268,076
Long-term debt, less current portion - Deferred finance fees $ 0 $ 0
Preferred stock, par value (in dollars per share) $ 0.01 $ 0.01
Preferred stock, shares authorized (in shares) 500,000 500,000
Preferred stock, shares issued (in shares) 0 0
Preferred stock, shares outstanding (in shares) 0 0
Common stock, par value (in dollars per share) $ 0.01 $ 0.01
Common stock, shares authorized (in shares) 19,500,000 19,500,000
Common stock, shares issued (in shares) 10,425,210 10,328,379
Common stock, shares outstanding (in shares) 10,425,210 10,328,379
Treasury stock, shares (in shares) 1,845 1,235