CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (unaudited) - USD ($)	Total	Common Stock	Additional Paid-in Capital	Retained Earnings / (Accumulated Deficit)	Accumulated Other Comprehensive Income (Loss)
Beginning balance at Dec. 31, 2016	$ 81,283,787	$ 67,499,310	$ 4,611,973	$ 9,387,470	$ (214,966)
Beginning balance, shares at Dec. 31, 2016		12,896,548
Net income	4,608,756			4,608,756
Stock issued under stock-based compensation plans	329,550	$ 329,550
Stock issued under stock-based compensation plans, shares		149,285
Stock-based compensation	403,099		403,099
Change in unrealized loss on securities available for sale net of reclassifications and tax effects	113,051				113,051
Ending balance at Jun. 30, 2017	86,738,243	$ 67,828,860	5,015,072	13,996,226	(101,915)
Ending balance, shares at Jun. 30, 2017		13,045,833
Beginning balance at Dec. 31, 2017	91,479,950	$ 67,925,860	5,279,991	18,623,952	(349,853)
Beginning balance, shares at Dec. 31, 2017		13,190,527
Net income	7,007,303			7,007,303
Stock issued under stock offering, net of expenses	22,572,589	$ 22,572,589
Stock issued under stock offering, net of expenses, shares		2,300,000
Stock issued under stock-based compensation plans	395,300	$ 395,300
Stock issued under stock-based compensation plans, shares		138,688
Stock-based compensation	439,899		439,899
Change in unrealized loss on securities available for sale net of reclassifications and tax effects	(501,921)				(501,921)
Ending balance at Jun. 30, 2018	$ 121,393,120	$ 90,893,749	$ 5,719,890	$ 25,631,255	$ (851,774)
Ending balance, shares at Jun. 30, 2018		15,629,215