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Inventories (Details) - USD ($)
$ in Thousands
Mar. 31, 2016
Dec. 31, 2015
Inventory Disclosure [Abstract]    
Raw materials $ 6,107 $ 4,577
Finished goods 6,699 4,577
Reserve for excess, obsolete, and slow moving inventories (1,270) (1,422)
Inventories, net $ 11,536 $ 7,732