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Income Taxes (Schedule Of Income Tax Expense Benefit) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Income Taxes [Abstract]      
Current: Federal $ 1,896 $ (2,460) $ 48
Current: State 551 445 80
Current: Foreign 3,391 707 2,041
Current: Income tax expense (benefit) 5,838 (1,308) 2,169
Deferred: Federal (2,801) 1,721 (850)
Deferred: State (307) 384 (131)
Deferred: Foreign (2,723) (1,289) (1,264)
Deferred: Income tax expense (benefit) (5,831) 816 (2,245)
Total income tax expense (benefit) $ 7 $ (492) $ (76)