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INVENTORIES (Details) - USD ($)
$ in Thousands
Sep. 30, 2016
Dec. 31, 2015
Inventories Details    
Raw materials $ 5,333 $ 4,627
Work in process 544 483
Finished goods 1,650 2,080
Gross inventories 7,527 7,190
Less: reserve for obsolescence (1,597) (1,233)
Net inventories $ 5,930 $ 5,957