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Income Taxes (Reconciliation Of The Beginning And Ending Amount Of Unrecognized Tax Benefits) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Income Tax Disclosure [Abstract]    
Balance at January 1 $ 184 $ 1,990
Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations (75)  
Foreign currency impact 16  
Balance at December 31 125 184
Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities $ 1,383  
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions   (421)
Unrecognized Tax Benefits, Decrease Resulting from Foreign Currency Translation   $ (2)