Income Taxes (Schedule of Effective Income Tax Rate Reconciliation) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Income Tax Disclosure [Abstract]
Provision at the expected statutory rate									$ 6,581	$ 4,499	$ 2,672
Effect of tax-exempt income									(499)	(683)	(704)
Effect of investment in life insurance									(63)	(66)	(60)
State income taxes, net of federal tax benefit									124	146
Nondeductible interest									26	59	40
Low income housing partnership tax credits									(861)	(83)	(168)
Nondeductible merger and acquisition expense											193
Other items									(178)	(147)	156
Provision for income taxes	$ 1,909	$ 889	$ 1,682	$ 650	$ 1,186	$ 709	$ 980	$ 850	$ 5,130	$ 3,725	$ 2,129