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SHAREHOLDERS' EQUITY (Stock Options Under the Plans) (Details) - Options [Member] - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Number of options    
Options outstanding, beginning balance 766,125  
Granted 285,250  
Exercised (185,989)  
Expired & forfeited (8,400)  
Options outstanding, ending balance 856,986 766,125
Exercisable at December 31, 2015 684,050  
Weighted average exercise price    
Options outstanding, beginning balance $ 5.38  
Granted 11.76  
Exercised 3.94  
Expired & forfeited 12.25  
Options outstanding, ending balance 7.75 $ 5.38
Exercisable at December 31, 2015 $ 6.89  
Weighted average remaining contractual term (in years)    
Outstanding 3 years 3 months 11 days 3 years 6 months 18 days
Exercisable at December 31, 2015 2 years 11 months 8 days  
Aggregate intrinsic value    
Outstanding $ 6,157 $ 5,221
Options exercisable $ 5,499  
Vested and expected to vest at December 31, 2015    
Number of options 856,986  
Weighted average exercise price $ 7.75  
Weighted average remaining contractual life 3 years 3 months 11 days  
Aggregate intrinsic value $ 6,157