Quarterly Results of Operations (Unaudited) (Details) - USD ($)	3 Months Ended								12 Months Ended
	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2021	Dec. 31, 2020
Quarterly Results of Operations (Unaudited)
Interest income	$ 3,461,000	$ 3,605,000	$ 3,290,000	$ 3,161,000	$ 3,485,000	$ 3,349,000	$ 3,336,000	$ 3,499,000	$ 13,517,000	$ 13,669,000
Interest expense	251,000	265,000	274,000	284,000	313,000	353,000	398,000	451,000	1,074,000	1,515,000
Net interest income	3,210,000	3,340,000	3,016,000	2,877,000	3,172,000	2,996,000	2,938,000	3,048,000	12,443,000	12,154,000
Provision for credit losses	(382,000)	(122,000)	(67,000)	(404,000)	(427,000)	(669,000)	487,000	(80,000)	(975,000)	(689,000)
Net securities gains	(589,000)	1,000			6,000				(588,000)	6,000
Income before income taxes	693,000	1,131,000	570,000	699,000	712,000	1,232,000	(128,000)	343,000	3,093,000	2,159,000
Net income	$ 555,000	$ 888,000	$ 479,000	$ 594,000	$ 547,000	$ 949,000	$ (96,000)	$ 268,000	$ 2,516,387	$ 1,667,741
Net income per share (basic)	$ 0.19	$ 0.31	$ 0.17	$ 0.21	$ 0.20	$ 0.33	$ (0.03)	$ 0.09	$ 0.88	$ 0.59
Net income per share (diluted)	$ 0.19	$ 0.31	$ 0.17	$ 0.21	$ 0.20	$ 0.33	$ (0.03)	$ 0.09	$ 0.88	$ 0.59