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Accumulated Other Comprehensive Income (Schedule of Reclassifications from Accumulated Other Comprehensive Income) (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Provision for income taxes $ (523) $ (540)
Net income 2,634 2,802
Reclassified from Accumulated Other Comprehensive Income [Member]    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Provision for income taxes 1
Net income (3)
Unrealized Gains (Losses) on Available-for-Sale Securities [Member] | Reclassified from Accumulated Other Comprehensive Income [Member]    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Gain (loss) on sale of investment securities $ (4)