Accumulated Other Comprehensive Income (Schedule of Reclassifications from Accumulated Other Comprehensive Income) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Provision for income taxes	$ (4,001)	$ (2,249)	$ (2,326)
Net income	24,008	13,035	11,576
Reclassified from Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Provision for income taxes	(10)	(24)	(3)
Net income	36	91	11
Unrealized Gains (Losses) on Available-for-Sale Debt 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	$ 46	$ 115	$ 14