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Inventory (Tables)
 9 Months Ended
Sep. 30, 2014
Schedule of Inventory

Inventories consist of the following (in thousands):

 

     September 30, 2014      December 31, 2013  

Raw materials, current

    $ 3,813       $ 4,246   

Work in process

      3,308         11,310   

Finished goods

      4,765         5,026   

Finished goods inventory held by others

      —          627   
  

 

 

     

 

 

  

Total inventory, current

      11,886         21,209   
  

 

 

     

 

 

  

Raw materials, long-term

      —          5,482   
  

 

 

     

 

 

  

Total inventory

    $ 11,886       $ 26,691