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INVENTORIES (Details) - USD ($)
$ in Thousands
Jun. 30, 2015
Dec. 31, 2014
Inventories Details    
Raw materials $ 8,405 $ 6,298
Work in process 4,152 2,966
Finished goods 5,744 4,949
Allowance for excess or obsolete inventory (1,465) (1,555)
Total Inventories $ 16,836 $ 12,658