Income Taxes (Effective Income Tax Rate Reconciliation) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2017
Income Taxes [Abstract]
Income before income taxes	$ 5,552,000	$ 5,821,000
Statutory tax rate	21.00%	21.00%	34.00%
Federal tax at statutory rate	$ 1,166,000	$ 1,222,000
Tax-exempt interest	(205,000)	(261,000)
Net earnings on BOLI	(45,000)	(49,000)
Stock-based compensation	(4,000)	(12,000)
Federal tax credits	(902,000)	(902,000)
CARES Act Loss Carryback	(57,000)
Other permanent differences	(3,000)	(12,000)
Total tax expense (benefit)	$ (50,000)	$ (14,000)
Effective tax rate	(0.90%)	(0.20%)