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SHAREHOLDERS' EQUITY (Schedule Of Option Activity) (Details) - Employees and Directors [Member] - USD ($)
$ / shares in Units, $ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Number of options    
Options outstanding at beginning of year 5,960,256  
Options granted 1,397,500  
Options exercised (217,375)  
Options forfeited (154,277)  
Options expired (10,000)  
Options outstanding at end of year 6,976,104 5,960,256
Exercisable at end of year 3,693,761  
Weighted average exercise price    
Options outstanding at beginning of year $ 6.26  
Options granted 6.72  
Options exercised 4.19  
Options forfeited 7.45  
Options expired 6.14  
Options outstanding at end of year 6.39 $ 6.26
Exercisable at end of year $ 5.23  
Weighted average remaining contractual life    
Options outstanding 6 years 8 months 8 days 6 years 11 months 8 days
Exercisable at end of year 5 years 2 months 15 days  
Aggregate intrinsic value    
Options outstanding at end of year $ 3,323 $ 37,587
Exercisable at end of year $ 2,496