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Note 6 - Acquisitions (Tables) (Scenario, Forecast [Member])
3 Months Ended
Mar. 29, 2014
Scenario, Forecast [Member]
 
Note 6 - Acquisitions (Tables) [Line Items]  
Schedule of Business Acquisitions by Acquisition, Contingent Consideration [Table Text Block]

Period Ending

       

January 3, 2015

  $ 210  

January 2, 2016

    222  

December 31, 2016

    263  

Estimated future contingent consideration payments

  $ 695