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SIGNIFICANT ACCOUNTING POLICIES (Schedule Of Stock Option Granted Assumptions) (Details)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Accounting Policies [Abstract]      
Dividend yield 0.00% 0.00% 0.00%
Volatility, minimum 66.00% 60.00% 53.00%
Volatility, maximum 87.00% 85.00% 65.00%
Risk free interest, minimum 0.10% 0.10% 1.20%
Risk free interest, maximum 1.30% 1.00% 2.70%
Early exercise multiple, minimum   1.5 1.3
Early exercise multiple, maximum 1.55 1.6 2.3