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SHAREHOLDERS' EQUITY (Schedule of Information about Share Options Outstanding) (Details) - $4.42- $17.25 [Member]
12 Months Ended
Dec. 31, 2018
$ / shares
shares
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Number outstanding | shares 508,493
Outstanding, Weighted-average remaining contractual life 3 years 29 days
Outstanding, Weighted average exercise price $ 9.58
Number exercisable | shares 485,579
Exercisable, Weighted average exercise price $ 9.46
Exercise price, minimum 4.42
Exercise price, maximum $ 17.25