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Inventory (Tables)
6 Months Ended
Jun. 30, 2014
Inventory Disclosure [Abstract]  
Inventory

Inventory consists of the following (in thousands):

 

     June 30,
2014
     December 31,
2013
 

Raw materials

   $ 1,719       $ 3,947   

Work-in-process

     10,385         6,146   

Finished goods

     2,007         3,359   
  

 

 

    

 

 

 

Total inventory

   $ 14,111       $ 13,452