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Income Taxes (Schedule of Effective Income Tax Rate Reconciliation) (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2020
Sep. 30, 2020
Jun. 30, 2020
Mar. 31, 2020
Dec. 31, 2019
Sep. 30, 2019
Jun. 30, 2019
Mar. 31, 2019
Dec. 31, 2018
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Income Taxes [Abstract]                              
Expected provision at the statutory rate                         $ 3,203 $ 2,919 $ 2,758
Tax-exempt income                         (865) (592) (567)
Bank owned life insurance                         (167) (136) (126)
Nondeductible interest expense                         54 37 18
Nondeductible other expenses and other, net                         (8) 98 43
Tax rate change adjustment                             3
State income tax                         32    
Total/Actual provision for income taxes $ 705 $ 955 $ 66 $ 523 $ 584 $ 611 $ 591 $ 540 $ 525 $ 559 $ 539 $ 506 $ 2,249 $ 2,326 $ 2,129