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SHAREHOLDERS' EQUITY (Narrative) (Details) - USD ($)
$ / shares in Units, $ in Thousands
6 Months Ended 12 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Dec. 31, 2016
Vesting period 4 years    
Expiration period 10 years    
Ordinary shares reserved for issuance 8,639,000    
Ordinary shares available for future grant 1,644,014    
Stock-based compensation expense $ 619 $ 592  
Unrecognized compensation cost related to non-vested stock options $ 722    
Unrecognized compensation cost, period for recognition 1 year    
Stock Option [Member]      
Awards granted during period 150,741   72,832
Exercise price of awards granted during period $ 1.19   $ 1.18
Stock Option [Member] | Employees and Directors [Member]      
Vesting period 4 years    
Awards granted during period 141,332    
Stock Option [Member] | Employees and Directors [Member] | Minimum [Member]      
Exercise price of awards granted during period $ 2.43    
Stock Option [Member] | Employees and Directors [Member] | Maximum [Member]      
Exercise price of awards granted during period $ 3.68    
Restricted Stock Units RSUs [Member]      
Awards granted during period 23,897   59,233