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Note 3 - Inventories
9 Months Ended
Sep. 30, 2013
Inventory Disclosure [Abstract]  
Inventory Disclosure [Text Block]

3. Inventories 


Inventories consist of the following (in thousands):


   

September 30,

2013

   

December 31,

2012

 

Work in progress

  $ 28,312     $ 20,992  

Finished goods

    14,663       11,123  

Total inventories

  $ 42,975     $ 32,115