Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 6,832,214	$ 9,415,090	$ 7,331,879
Items not requiring (providing) cash:
Deferred income taxes	(470,145)	224,142	624,386
Depreciation and amortization	1,989,545	1,970,442	1,593,974
Provision for Loan Losses	3,600,000	200,000	1,225,000
Gain on sale of Small Business Administration loans	(618,506)	(1,029,949)	(830,641)
Gain on sale of mortgage loans held for sale and investment securities	(4,163,127)	(2,312,097)	(2,022,656)
Loss (gain) on sale of foreclosed assets	(51,836)	(164,636)	315,108
Gain on sale of premises, equipment and other assets	0	(6,069)	(4,652)
Amortization of deferred income, premiums and discounts, net	1,707,861	349,442	481,189
Amortization of intangible assets	477,000	477,000	408,571
Amortization of subordinated notes issuance costs	18,576	0	0
Stock award plan expense	136,138	615,385	517,053
Accretion of purchase accounting adjustments	(406,650)	(1,629,721)	(3,407,340)
Origination of loans held for sale	(147,179,016)	(80,689,007)	(72,116,229)
Proceeds from sale of loans held for sale	142,308,504	81,641,824	74,551,946
Increase in cash surrender value of bank owned life insurance	(596,342)	(500,364)	(457,451)
Changes in:
Accrued interest receivable	(548,920)	(120,931)	(941,097)
Prepaid expenses and other assets	1,121,052	(1,302,099)	6,676,684
Accounts payable and accrued expenses	466,607	1,188,354	(1,620,868)
Net cash provided by operating activities	4,622,955	8,326,806	12,324,856
CASH FLOWS FROM INVESTING ACTIVITIES
Net change in loans	(30,441,139)	49,550,984	(14,645,559)
Proceeds from sale of loans	5,425,103	9,317,249	12,997,662
Principal payments on available-for-sale securities	23,111,582	7,576,466	13,362,984
Proceeds from maturities of available-for-sale securities	11,617,890	750,000	0
Purchase of premises and equipment	(684,789)	(981,146)	(3,436,389)
Net cash received for acquisition	0	0	2,455,964
Purchase of available-for-sale securities	(108,674,561)	(75,518,385)	(26,151,079)
Proceeds from sale of available-for-sale securities	27,430,799	37,855,257	13,602,508
Purchase of bank owned life insurance	0	(4,000,000)	0
Redemption (purchase) of FHLB stock	(139,400)	1,629,700	(789,700)
Proceeds from sale of premises and equipment	0	0	2,425,000
Purchase of tax credit investments	(256,260)	(3,168,435)	(3,930,176)
Proceeds from sale of foreclosed assets held for sale	181,905	1,343,072	292,003
Net cash provided by (used in) investing activities	(72,428,870)	24,354,762	(3,816,782)
CASH FLOWS FROM FINANCING ACTIVITIES
Net increase (decrease) in demand deposits, NOW accounts and savings accounts	139,296,873	97,367,801	(40,855,842)
Net increase (decrease) in certificates of deposit	(22,030,864)	(25,548,954)	22,077,932
Net decrease of securities sold under agreements to repurchase	0	0	(2,159,000)
Proceeds from FHLB advances	26,000,000	115,815,000	609,971,000
Repayments of FHLB advances	(25,000,000)	(156,115,000)	(600,971,000)
Proceeds from issuance of notes payable	1,800,000	7,450,000	5,000,000
Repayments of notes payable	(13,000,000)	(1,250,000)	(3,000,000)
Isuance of subordinated notes, net of issuance costs	19,545,555	0	0
Repayment of Hometown Bancshares subordinated debentures	0	(6,000,000)	0
Advances from (repayments to) borrowers for taxes and insurance	(49,354)	(21,608)	109,539
Stock options exercised	0	90,000	166,230
Cash dividends paid	(2,615,028)	(2,313,661)	(2,132,221)
Treasury stock purchased	(390,268)	(3,604,879)	0
Net cash provided by (used in) financing activities	123,556,914	25,868,699	(11,793,362)
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	55,750,999	58,550,267	(3,285,288)
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	92,671,909	34,121,642	37,406,930
CASH AND CASH EQUIVALENTS, END OF PERIOD	148,422,908	92,671,909	34,121,642
Supplemental Cash Flows Information
Foreclosed assets acquired in settlement of loans	124,134	1,664,258	368,878
Interest paid	9,472,775	13,563,079	9,401,351
Income taxes paid	840,000	199,000	0
Sale and financing of foreclosed assets held for sale	$ 439,500	$ 620,900	$ 181,300