Consolidated Statements Of Comprehensive Income (Loss) (unaudited) - USD ($)	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 992,707	$ 1,400,897
Other comprehensive (loss):
Net unrealized loss on securities available for sale	(158,702)	(3,338,417)
Tax effect	44,610	938,429
Net of tax	(114,092)	(2,399,988)
Defined benefit retirement plans:
Reclassification adjustment for amortization of prior service cost and net gain included in salaries and employee benefits	(23,016)	57,850
Tax effect	6,470	(16,261)
Net of tax	(16,546)	41,589
Derivatives, net of tax:
Unrealized loss on swap contracts accounted for as cash flow hedges	(160,713)
Tax effect	45,176
Net of tax	(115,537)
Total other comprehensive loss	(246,175)	(2,358,399)
Comprehensive income (loss)	$ 746,532	$ (957,502)