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Inventories (Details Narrative) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Dec. 31, 2016
Inventory Disclosure [Abstract]      
Current finished goods do not include distributor channel inventories amount $ 1,463   $ 1,530
Losses incurred on valuation of inventory and write-off of obsolete inventory $ (34) $ 119