Income Taxes (Reconciliation of Expected Income Tax Expense) (Details) - USD ($) $ in Thousands	3 Months Ended			6 Months Ended
	Jun. 30, 2020	Mar. 31, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Income Tax Disclosure [Abstract]
Income tax expense based on federal corporate tax rate	$ 706		$ 908	$ 1,642	$ 1,793
Changes resulting from:
Tax-exempt income	(165)		(135)	(315)	(256)
Net operating loss carryback due to CARES Act	0	$ (290)	0	(290)	0
Disqualified dispositions from stock options	0	$ (175)	0	(175)	0
Other, net	102		(6)	130	(23)
Total	$ 643		$ 767	$ 992	$ 1,514