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Income Taxes (Narrative) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Operating Loss Carryforwards [Line Items]      
Income taxes Paid $ (5,488) $ (4,119) $ (3,140)
Tax Year 2014 Through 2017 [Member]      
Operating Loss Carryforwards [Line Items]      
Interest expense 500   100
Income taxes Paid $ 200   $ 2,700