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PROPERTY AND EQUIPMENT (Details) - USD ($)
$ in Thousands
Sep. 30, 2021
Dec. 31, 2020
Less accumulated depreciation $ (1,230) $ (1,091)
Property and Equipment, net 1,902 2,074
Manufacturing equipmentt [Member]    
Property and Equipment 1,093 1,047
Computer and other equipment [Member]    
Property and Equipment 626 626
Equipment not yet placed in service [Member]    
Property and Equipment $ 1,413 $ 1,465