Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 4,548,863	$ 1,012,761
Items not requiring (providing) cash:
Deferred income taxes	135,813	(145,762)
Depreciation	949,754	660,972
Lease amortization	30,078
Provision for loan losses	100,000	725,000
Gain on sale of Small Business Administration loans	(497,576)	(396,241)
Gain on sale of mortgage loans held for sale and investment securities	(1,036,193)	(989,280)
Gain on sale of foreclosed assets	(58,696)	(141,477)
Gain on sale of premises and equipment	(6,069)
Amortization of deferred income, premiums and discounts	165,996	337,877
Stock award plan expense	359,116	284,470
Accretion of purchase accounting adjustments	(661,564)	(234,792)
Origination of loans held for sale	(36,450,979)	(34,084,892)
Proceeds from sale of loans held for sale	37,041,339	35,155,111
Increase in cash surrender value of bank owned life insurance	(224,549)	(226,011)
Changes in:
Accrued interest receivable	(138,032)	(546,328)
Prepaid expenses and other assets	(3,175,861)	5,300,310
Accounts payable and accrued expenses	942,608	(1,530,909)
Income taxes receivable/payable	95,484	(323,051)
Net cash provided by operating activities	2,119,532	4,857,758
CASH FLOWS FROM INVESTING ACTIVITIES
Proceeds from sale of loans	5,187,953	5,273,649
Net change in loans	22,453,757	(4,240,878)
Principal payments on available-for-sale securities	2,893,736	1,139,659
Principal payments on held-to-maturity securities	11,661	2,347
Purchase of premises and equipment	(584,168)	(2,294,704)
Net cash received for acquisition		2,455,964
Purchase of available-for-sale securities	(38,383,889)	(9,788,468)
Proceeds from sale of available-for-sale securities	29,255,408	6,497,699
Redemption (purchase) of FHLB stock	2,229,700	(193,700)
Purchase of tax credit investments	(3,168,435)	(452,171)
Proceeds from sale of foreclosed assets held for sale	487,244	142,193
Net cash provided by (used in) investing activities	20,382,967	(1,458,410)
CASH FLOWS FROM FINANCING ACTIVITIES
Cash dividends paid	(1,163,091)	(1,063,744)
Net increase in demand deposits, NOW accounts and savings accounts	52,638,121	1,507,491
Net increase (decrease) in certificates of deposit	251,733	(5,276,741)
Net decrease of securities sold under agreements to repurchase		(2,159,000)
Proceeds from FHLB advances	74,565,000	336,550,000
Repayments of FHLB advances	(129,865,000)	(342,450,000)
Proceeds from issuance of notes payable		5,000,000
Repayments of notes payable		(3,000,000)
Advances from borrowers for taxes and insurance	235,859	380,533
Stock options exercised	51,900	62,430
Treasury stock purchased	(312,892)
Net cash used in financing activities	(3,598,370)	(10,449,031)
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	18,904,129	(7,049,683)
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	34,121,642	37,406,930
CASH AND CASH EQUIVALENTS, END OF PERIOD	$ 53,025,771	$ 30,357,247