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Inventories (Tables)
 9 Months Ended
Sep. 30, 2017
Inventory Disclosure [Abstract]  
Summary of Inventories
The following is a summary of inventories (in thousands):
 
 
September 30, 2017
 
December 31, 2016
Raw Materials
 
$
2,356

 
$
2,157

Finished Goods
 
4,793

 
4,453

Inventories, Net
 
$
7,149

 
$
6,610