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Note 11 - Share Based Compensation (Tables)
3 Months Ended
Mar. 29, 2014
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
   

All Stock Options Outstanding

 
   

Shares

   

Weighted Average

Exercise Price

 

Options outstanding as of December 28, 2013

    276,900     $ 5.47  

Options granted

    -       -  

Options exercised

    (14,500

)

  $ 4.42  

Options forfeited/cancelled

    (10,000

)

  $ 9.16  
                 

Options outstanding as of March 29, 2014

    252,400     $ 5.38  
                 

Options outstanding price range at March 29, 2014

  $ 2.50 - $9.81     $ 5.38  
                 

Options exercisable as of March 29, 2014

    197,400     $ 5.33  
                 

Intrinsic value of outstanding stock options as of March 29, 2014

  $ 386          
                 

Intrinsic value of stock options exercised for the thirteen week period ended March 29, 2014

  $ 31          
Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]
   

Number of

Restricted

Stock Units

(in thousands)

   

Weighted

Average

Grant Date Fair

Value per Share

 

Outstanding non-vested at December 28, 2013

    300     $ 5.72  

Granted

    -       -  

Vested

    -       -  

Forfeited or expired

    -       -  

Outstanding non-vested at March 29, 2014

    300     $ 5.72