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Inventory (Tables)
 9 Months Ended
Sep. 30, 2012
Inventory
Inventory consists of the following (in thousands):

   
September 30,
2012
    
December 31,
2011
  
Raw Materials                                         
   $ 1,116     $ 1,429  
Work in Progress                                         
     8,189       5,474  
Finished Goods
     887       119  
Total
   $ 10,192     $ 7,022