CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Cash flows from operating activities:
Net income	$ 6,655,140	$ 6,744,865	$ 6,460,631
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation expense	359,251	412,866	421,040
Gain on sale of investment securities	(64,782)	(266,944)	(10,002)
Provision for loan losses	(75,000)	120,000	240,000
Stock-based compensation expense	121,673	103,033	92,986
Deferred income taxes	(171,800)	(46,751)	(422,345)
Net amortization of unearned discounts on investment securities available for sale	869,690	592,357	362,159
Origination of mortgage loans held for sale	(60,017,637)	(163,176,146)	(181,781,058)
Proceeds from sale of mortgage loans held for sale	61,925,431	173,367,491	173,877,723
(Increase) decrease in accrued interest receivable and other assets	(487,217)	133,276	(38,312)
Increase (decrease) in accrued interest payable and other liabilities	358,795	(520,403)	1,089,165
Net cash provided by operating activities	9,473,544	17,463,644	291,987
Cash flows from investing activities:
Proceeds from calls and maturities of investment securities available for sale	3,539,000	36,967,000	23,491,000
Proceeds from sale of investment securities available for sale	18,525,780	15,572,500	11,550,000
Purchase of investment securities available for sale	(104,820,389)	(135,206,301)	(68,260,421)
Net (increase) decrease in loans	(24,360,319)	14,241,737	(46,788,177)
Purchase of premises, equipment, and leasehold improvements, net	(564,922)	(142,269)	(184,138)
Net cash used in investing activities	(107,680,850)	(68,567,333)	(80,191,736)
Cash flows from financing activities:
Net (decrease) increase in deposit accounts	(10,521,318)	146,993,945	83,005,976
Dividends paid	(3,773,396)	(4,312,138)	(3,592,841)
Repurchase of common shares			(398,868)
Stock options exercised	161,731	207,889	117,044
Net cash (used in) provided by financing activities	(14,132,983)	142,889,696	79,131,311
Net (decrease) increase in cash and cash equivalents	(112,340,289)	91,786,007	(768,438)
Cash and cash equivalents at the beginning of the period	140,111,988	48,325,981	49,094,419
Cash and cash equivalents at the end of the period	27,771,699	140,111,988	48,325,981
Cash paid during the period for:
Interest	275,700	179,793	323,455
Income taxes	1,582,810	2,845,420	814,052
Supplemental disclosures for non-cash investing and financing activity:
Change in unrealized (loss) gain on securities available for sale, net of income taxes	(18,269,511)	(3,082,836)	1,187,052
Change in dividends payable	1,883	3,536	53,680
Right of use assets obtained in exchange for lease obligation		1,825,793
Change in right of use assets and lease liabilities	$ 608,151	$ 514,101	$ 479,066