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Note 7 - Goodwill (Tables)
9 Months Ended
Oct. 03, 2015
Notes Tables  
Schedule of Goodwill [Table Text Block]
   
Engineering
   
Information
Technology
   
Specialty
Health Care
   
Total
 
                                 
Balance as of January 3, 2015
  $ 3,004     $ 5,516     $ 1,703     $ 10,223  
                                 
Goodwill recorded, SDS acquisition
    1,407       -       -       1,407  
                                 
Balance as of October 3, 2015
  $ 4,411     $ 5,516     $ 1,703     $ 11,630