Consolidated Statements of Comprehensive Income - USD ($)	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Interest income
Interest and fees on loans	$ 15,221,018	$ 12,923,716
Interest on securities	528,936	473,242
Interest on other interest-earning assets	214,608	104,860
Total interest income	15,964,562	13,501,818
Interest expense
Interest on deposits	1,672,541	1,475,738
Interest on borrowings	599,430	208,316
Total interest expense	2,271,971	1,684,054
Net interest income	13,692,591	11,817,764
Provision for loan losses	575,000	1,019,000
Net interest income after provision for loan losses	13,117,591	10,798,764
Noninterest income
Gain on sale of loans	11,450,457	10,687,005
Service charges and fees	367,497	362,007
Loss on sale and impairments of other real estate	0	(89,779)
Loss on sale of securities	(176,089)	0
Bank owned life insurance income	211,484	173,826
Other	52,915	80,202
Total noninterest income	11,906,264	11,213,261
Noninterest expense
Salaries and benefits	14,415,349	13,142,030
Occupancy	1,942,822	1,814,149
Data processing fees	2,344,092	2,024,867
FDIC and other insurance expense	186,650	232,028
Professional fees	1,415,932	1,414,163
Advertising	453,976	310,333
Net other real estate expenses	80	4,043
Other	1,935,935	1,946,875
Total noninterest expense	22,694,836	20,888,488
Income before income taxes	2,329,019	1,123,537
Provision (benefit) for income taxes	1,968,428	(4,171,590)
NET INCOME	360,591	5,295,127
Other comprehensive income (loss)
Unrealized gain (loss) on available-for-sale securities	89,171	(147,390)
COMPREHENSIVE INCOME	$ 449,762	$ 5,147,737
Earnings per common share
Basic (in dollars per share)	$ 0.11	$ 1.57
Diluted (in dollars per share)	$ 0.11	$ 1.57