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Note 4 - Stock-based Compensation (Tables)
6 Months Ended
Jun. 29, 2013
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block]
   

Restricted

Stock

   

Options

 

Outstanding, December 29, 2012

    860,325       1,155,239  

Granted

    321,540       195,512  

Vested

    395,614        

Exercised

          19,327  

Forfeited

    21,078       14,967  

Canceled or expired

          41,150  

Outstanding, June 29, 2013

    765,173       1,275,307