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	Sep. 30, 2020	Dec. 31, 2019
Schedule of Investments [Line Items]
Less than 12 Months, Fair Value	$ 20,888	$ 33,711
Less than 12 Months, Unrealized Losses	(47)	(243)
12 Months or More, Fair Value		61,577
12 Months or More, Unrealized Losses		(844)
Total, Fair Value	20,888	95,288
Total, Unrealized Losses	(47)	(1,087)
States And Political Subdivisions [Member]
Schedule of Investments [Line Items]
Less than 12 Months, Fair Value		1,296
Less than 12 Months, Unrealized Losses		(2)
12 Months or More, Fair Value		481
12 Months or More, Unrealized Losses		(1)
Total, Fair Value		1,777
Total, Unrealized Losses		(3)
Mortgage-backed Securities-Government Sponsored Entities [Member]
Schedule of Investments [Line Items]
Less than 12 Months, Fair Value	20,888	32,415
Less than 12 Months, Unrealized Losses	(47)	(241)
12 Months or More, Fair Value		61,096
12 Months or More, Unrealized Losses		(843)
Total, Fair Value	20,888	93,511
Total, Unrealized Losses	$ (47)	$ (1,084)