Other Comprehensive Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Pre-Tax Amount [Member]
Schedule Of Other Comprehesive Income [Line Items]
Unrealized Net Holding Gain (Loss) On All Other Securitiies	$ 7,501	$ 7,651
Reclassification adjustment for loss (gain) on securities recognized in earnings	(103)	123
Other Comprehensive Income (Loss)	7,398	7,774
Tax Benefit (Expense) [Member]
Schedule Of Other Comprehesive Income [Line Items]
Unrealized Net Holding Gain (Loss) On All Other Securitiies	(1,884)	(1,921)
Reclassification adjustment for loss (gain) on securities recognized in earnings	26	(31)
Other Comprehensive Income (Loss)	(1,858)	(1,952)
Net Of Tax Amount [Member]
Schedule Of Other Comprehesive Income [Line Items]
Unrealized Net Holding Gain (Loss) On All Other Securitiies	5,617	5,730
Reclassification adjustment for loss (gain) on securities recognized in earnings	(77)	92
Other Comprehensive Income (Loss)	$ 5,540	$ 5,822