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GENERAL (Details Narrative) - USD ($)
$ in Thousands
6 Months Ended 12 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Dec. 31, 2018
Jul. 31, 2019
Dec. 31, 2016
Accumulated deficit $ 78,010   $ 76,961    
Cash and cash equivalents 14,949   20,814    
Proceeds from sale of discontinued operations, net $ 845      
RADA Sensors Inc [Member]          
Ownership percentage 75.00%        
RADA Technologies LLC [Member] | Subsequent Event [Member]          
Ownership percentage       25.00%  
CACS [Member]          
Ownership percentage         80.00%
Decrease of additional paid in capital     $ 254    
Percentage on ownership acquired     100.00%    
Proceeds from noncontrolling interests     $ 1,500    
Loss from sale of subsidiary     $ 159