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Shareholders' Equity (Intrinsic Value of Restricted Share Units) (Narrative) (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Restricted Stock Units (RSUs) [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Aggregate intrinsic value of RSUs outstanding $ 4,438 $ 3,599