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Note 3. Inventories (Tables)
6 Months Ended
Jun. 29, 2014
Inventory Disclosure [Abstract]  
Note 3. Inventories (Tables)

   June 29,  December 31,
   2014  2013
Raw materials  $15,819   $16,239 
Work in process   2,501    2,412 
Finished goods   8,759    7,402 
     Total  $27,079   $26,053