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Inventories (Tables)
12 Months Ended
Dec. 31, 2016
Inventory Disclosure [Abstract]  
Schedule of Inventories, Net of Reserves
    2016   2015
    (in thousands)
         
Finished Goods   $ 5,254     $ 6,082  
Raw Materials     2,118       2,205  
                 
Total Inventory - Net   $ 7,372     $ 8,287