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Inventories
 3 Months Ended
Mar. 31, 2017
Inventory Disclosure [Abstract]  
Inventories
Inventories

The following is a summary of inventories (in thousands):
 
 
March 31, 2017
 
December 31, 2016
Raw Materials
 
$
1,696

 
$
2,157

Finished Goods
 
3,339

 
4,453

Total Inventories
 
$
5,035

 
$
6,610