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INVENTORIES (Details) - USD ($)
$ in Thousands
Jun. 30, 2016
Dec. 31, 2015
Inventories Details    
Raw materials $ 5,563 $ 4,627
Work in process 481 483
Finished goods 1,938 2,080
Gross inventories 7,982 7,190
Less: reserve for obsolescence (1,567) (1,233)
Net inventories $ 6,415 $ 5,957