Note 14 - Non-interest Income - Non-interest Income (Details) - USD ($)		3 Months Ended		9 Months Ended
		Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Gain on Sale of Loans	[1]	$ 135,488	$ 287,081	$ 530,428	$ 1,511,905
Commissions From Insurance Agency	[1]	200,278	235,506	548,645	620,779
Trust Income		458,070	363,830	1,297,376	1,084,249
BOLI Income	[1]	162,737	150,999	469,175	457,202
Grant Income		0	0	0	170,699
Other (1)	[1]	156,190	219,289	596,032	702,135
Total Non-Interest Income		2,167,929	2,224,387	6,619,535	7,465,429
Deposit Account [Member]
Fees income		318,966	279,909	889,843	809,287
ATM and Credit Card [Member]
Fees income		$ 736,200	$ 687,773	$ 2,288,036	$ 2,109,173

[1] Not within the scope of ASC 606