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(12) Net Income(Loss) Per Share (Tables)
12 Months Ended
Dec. 26, 2020
Earnings Per Share [Abstract]  
Basic and diluted net income(loss) per share calculations
    Dec. 26,      Dec. 28,  
     2020      2019  
Basic EPS Computation:              
Numerator:              
Net income (loss)  $908,064   $(638,202)
Denominator:          
Weighted average          
Common shares          
Outstanding   13,251,521    13,207,097 
Basic EPS  $0.07   $(0.05)
Diluted EPS Computation:          
Numerator:          
Net income (loss)  $908,064   $(638,202)
Denominator:          
Weighted average          
Common shares          
Outstanding   13,251,521    13,207,097 
Dilutive effect of stock options   97,061    —   
          
Total shares   13,348,582    13,207,097 
  
Diluted net income (loss) per share  $0.07   $(0.05)