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Income Taxes (Narrative) (Details)
3 Months Ended 6 Months Ended
Jun. 30, 2020
USD ($)
item
Jun. 30, 2019
Jun. 30, 2020
USD ($)
item
Jun. 30, 2019
Dec. 31, 2019
USD ($)
Income Taxes [Abstract]          
Federal tax rate 21.00% 21.00% 21.00% 21.00%  
Effective tax rate 20.10% 14.80% 22.20% 15.70%  
Capital loss carryforward $ 0   $ 0   $ 0
Operating loss carryforward $ 0   $ 0   $ 0
Number of open exams | item 0   0