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Note 3 - Inventories
12 Months Ended
Dec. 31, 2013
Inventory Disclosure [Abstract]  
Inventory Disclosure [Text Block]

3. Inventories


Inventories consist of the following (in thousands):


   

As of December 31,

 
   

2013

   

2012

 

Work in process

  $ 26,605     $ 20,992  

Finished goods

    13,132       11,123  

Total inventories

  $ 39,737     $ 32,115