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Note 4 - Inventories
9 Months Ended
Sep. 27, 2014
Inventory Disclosure [Abstract]  
Inventory Disclosure [Text Block]

4. Inventories


Inventories are stated at the lower of cost (first-in, first-out method) or market. Inventories consist of the following:


   

September 27, 2014

   

December 31, 2013

 
                 

Raw materials

  $ 4,119     $ 7,323  

Work in process

    5,181       8,424  

Finished goods

    6,018       5,367  

Total

  $ 15,318     $ 21,114