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INVENTORIES (Details) - USD ($)
Dec. 31, 2017
Dec. 31, 2016
Inventory [Line Items]    
Raw materials $ 1,871,000 $ 1,918,000
Work in process 1,556,000 658,000
Finished goods 16,230,000 17,325,000
Inventory net $ 19,657,000 $ 19,901,000