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Income Taxes (Narrative) (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Income Taxes [Abstract]    
Income tax expense (benefit) on operations $ 419 $ 1,213
Effective income tax rate 76.20% 25.80%
Total operating income (loss) $ 2,059 $ 3,659