Quarterly report pursuant to Section 13 or 15(d)

Inventory (Tables)

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Inventory (Tables)
 9 Months Ended
Sep. 30, 2017
Inventory Disclosure [Abstract]  
Schedule of inventory

Inventory consisted of the following (in thousands):

             
    September 30, 2017     December 31, 2016  
             
Finished goods   $ 15     $ —  
Work in process     70       —  
Raw materials     1,133       59  
    $ 1,218     $ 59