Securities (Schedule of Investments' Gross Unrealized Losses and Fair Value Aggregated by Security Type and Length of Time that Individual Securities have been in a Continuous Unrealized Loss Position) (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
US Treasury Securities [Member]
Schedule of Investments [Line Items]
Less than 12 Months, Fair Value	$ 18,361
Less than 12 Months, Unrealized Losses	(205)
Total, Fair Value	18,361
Total, Unrealized Losses	(205)
U.S. Government Agencies [Member]
Schedule of Investments [Line Items]
Less than 12 Months, Fair Value	7,912	$ 3,969
Less than 12 Months, Unrealized Losses	(109)	(29)
12 Months or More, Fair Value	3,843
12 Months or More, Unrealized Losses	(155)
Total, Fair Value	11,755	3,969
Total, Unrealized Losses	(264)	(29)
States And Political Subdivisions [Member]
Schedule of Investments [Line Items]
Less than 12 Months, Fair Value	74,658
Less than 12 Months, Unrealized Losses	(1,395)
Total, Fair Value	74,658
Total, Unrealized Losses	(1,395)
Mortgage-backed Securities-Government Sponsored Entities [Member]
Schedule of Investments [Line Items]
Less than 12 Months, Fair Value	170,647	4,980
Less than 12 Months, Unrealized Losses	(2,856)	(27)
12 Months or More, Fair Value	2,919
12 Months or More, Unrealized Losses	(69)
Total, Fair Value	173,566	4,980
Total, Unrealized Losses	(2,925)	(27)
Fixed income [Member]
Schedule of Investments [Line Items]
Less than 12 Months, Fair Value	271,578	8,949
Less than 12 Months, Unrealized Losses	(4,565)	(56)
12 Months or More, Fair Value	6,762
12 Months or More, Unrealized Losses	(224)
Total, Fair Value	278,340	8,949
Total, Unrealized Losses	$ (4,789)	$ (56)