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SELECTED STATEMENTS OF OPERATIONS DATA (Schedule Of Net income per share) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Numerator: |  |  |
Numerator for basic and diluted net income (loss) per share - income (loss) available to shareholders of Ordinary shares | $ (17,092) | $ (2,344) | $ 23,046
Denominator: |  |  |
Denominator for basic net income (loss) per share - weighted average number of Ordinary shares | 81,149,687 | 80,296,581 | 78,579,013
Effect of dilutive securities: |  |  |
Employee stock options and RSU |  |  | $ 2,442,514
Denominator for diluted net income (loss) per share - adjusted weighted average number of shares | 81,149,687 | 80,296,581 | 81,021,527

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