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

Inventories, net of reserves, as of September 30, 2017 and December 31, 2016 consisted of the following:

 

    As of
    September 30, 2017   December 31, 2016
Current:                
Raw materials   $ 4,097     $ 2,291  
Finished goods     15,598       9,086  
    $ 19,695     $ 11,377  
                 
Long-term:                
Raw materials   $ 423     $ 599  
Finished goods     2,023       1,065  
    $ 2,446     $ 1,664