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INVENTORIES, NET (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Inventory Disclosure [Abstract]    
Raw materials, parts and supplies $ 1,414 $ 1,105
Finished products 1,232 2,064
Inventories, net 2,646 3,169
Valuation adjustment for slow inventory $ 1,979 $ 1,527