CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($)	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Cash flows from operating activities:
Net income	$ 5,544,902	$ 5,116,740
Adjustments to reconcile net income net cash provided by operating activities:
Depreciation expense	170,690	144,158
Gain on sale of investment securities	(28,897)	(4,735)
Loss on sale of other real estate owned		33,476
Loss on disposal of premises, equipment, and leasehold improvements, net		428
Valuation and other adjustments to other real estate owned		23,637
Provision for loan losses	155,000	230,000
Stock-based compensation expense	57,908	53,526
Deferred income taxes	(29,329)	(166,739)
Net amortization of unearned discounts on investment securities available for sale	200,138	227,847
Origination of mortgage loans held for sale	(48,507,050)	(43,444,865)
Proceeds from sale of mortgage loans held for sale	44,771,057	42,677,361
Decrease in accrued interest receivable and other assets	20,120	64,902
Increase in accrued interest payable and other liabilities	304,326	486,474
Net cash provided by operating activities	2,658,865	5,442,210
Cash flows from investing activities:
Proceeds from calls and maturities of investment securities available for sale	7,423,835	6,599,927
Proceeds from sale of investment securities available for sale	20,317,250	21,434,634
Purchase of investment securities available for sale	(3,603,000)	(9,978,050)
Proceeds from sale of other real estate owned		378,366
Net increase in loans	(1,090,933)	(4,446,631)
Purchase of premises, equipment, and leasehold improvements, net	(1,493,686)	(214,065)
Net cash provided by investing activities	21,553,466	13,774,181
Cash flows from financing activities:
Net increase (decrease) in deposit accounts	4,825,959	(19,847,042)
Dividends paid	(2,593,358)	(2,322,116)
Stock options exercised	138,286	193,569
Net cash provided by (used in) financing activities	2,370,887	(21,975,589)
Net increase (decrease) in cash and cash equivalents	26,583,218	(2,759,198)
Cash and cash equivalents at the beginning of the period	31,832,241	32,520,219
Cash and cash equivalents at the end of the period	58,415,459	29,761,021
Cash paid during the period for:
Interest	819,131	391,972
Income taxes	1,152,918	963,571
Supplemental disclosures for non-cash investing and financing activity:
Change in unrealized gain on securities available for sale, net of income taxes	(2,321,352)	1,870,267
Change in dividends payable	611,160	$ 636,553
Right of use assets obtained in exchange for lease obligations	13,519,027
Change in right of use assets and lease liabilties	$ (193,235)