Quarterly Results of Operations (Unaudited) (Details) - USD ($)	3 Months Ended								12 Months Ended
	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2022	Dec. 31, 2021
Quarterly Results of Operations (Unaudited)
Interest income	$ 3,458,000	$ 3,308,000	$ 3,030,000	$ 2,916,000	$ 3,461,000	$ 3,605,000	$ 3,290,000	$ 3,161,000	$ 12,712,000	$ 13,517,000
Interest expense	120,000	271,000	228,000	234,000	251,000	265,000	274,000	284,000	853,000	1,074,000
Net interest income	3,338,000	3,037,000	2,802,000	2,682,000	3,210,000	3,340,000	3,016,000	2,877,000	11,859,000	12,443,000
Provision for credit losses	66,000	39,000	(117,000)	(100,000)	(382,000)	(122,000)	(67,000)	(404,000)	(112,000)	(975,000)
Net securities gains		2,000			(589,000)	1,000			2,000	(588,000)
Gain on swap contract termination	206,000								206,000
Income before income taxes	994,000	395,000	345,000	251,000	693,000	1,131,000	570,000	699,000	1,985,000	3,093,000
Net income	$ 830,000	$ 375,000	$ 309,000	$ 231,000	$ 555,000	$ 888,000	$ 479,000	$ 594,000	$ 1,745,182	$ 2,516,387
Net income per share (basic)	$ 0.29	$ 0.13	$ 0.11	$ 0.08	$ 0.19	$ 0.31	$ 0.17	$ 0.21	$ 0.61	$ 0.88
Net income per share (diluted)	$ 0.29	$ 0.13	$ 0.11	$ 0.08	$ 0.19	$ 0.31	$ 0.17	$ 0.21	$ 0.61	$ 0.88