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CONSOLIDATED CONDENSED BALANCE SHEETS (Parenthetical) (USD $)
Mar. 29, 2014
Dec. 28, 2013
CONSOLIDATED CONDENSED BALANCE SHEETS    
Receivables, allowance for doubtful accounts (in dollars) $ 4,500 $ 4,300
Common Stock
   
Statement    
Common stock, par value (in dollars per share)      
Common stock, shares authorized 10,000,000 10,000,000
Common stock, shares issued 5,144,589 5,143,530
Common stock, shares outstanding 5,144,589 5,143,530