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Note 12 - Treasury Stock Transactions (Details) (USD $)
12 Months Ended 1 Months Ended 12 Months Ended 60 Months Ended
Dec. 28, 2013
Dec. 29, 2012
Oct. 28, 2013
Stock Repurchase Program [Member]
Feb. 28, 2010
Stock Repurchase Program [Member]
Dec. 28, 2013
Stock Repurchase Program [Member]
Dec. 28, 2013
Stock Repurchase Program [Member]
Jan. 04, 2013
Stock Repurchase Program [Member]
Note 12 - Treasury Stock Transactions (Details) [Line Items]              
Stock Repurchase Program, Authorized Amount     $ 5,000,000 $ 7,500,000      
Stock Repurchased During Period, Value $ (83,000) $ (4,704,000)     $ 15,450 $ 7,500,000  
Treasury Stock Acquired, Average Cost Per Share (in Dollars per share)         $ 5.35 $ 5.09  
Stock Repurchased During Period, Shares (in Shares)           1,473,306  
Percent of Funds Approved             100.00%