CONSOLIDATED STATEMENT OF CHANGES IN STOCKHOLDERS' EQUITY - 9 months ended Sep. 30, 2017 - USD ($)	Total	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]
BALANCE at Dec. 31, 2016	$ 105,240,140	$ 12,000	$ 5,896,033	$ 83,463,051	$ 16,871,296	$ (1,002,240)
BALANCE (in shares) at Dec. 31, 2016		12,000	5,896,033
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	4,977,007				4,977,007
Other comprehensive income	628,437					628,437
Issuance of common stock	32,934,676		$ 1,840,000	31,094,676
Issuance of common stock (in shares)			1,840,000
Issuance of stock grants	31,791		$ 1,511	30,280
Issuance of stock grants (in shares)			1,511
Exercise of stock options	4,873,757	$ 0	$ 505,712	4,368,045
Exercise of stock options (in shares)		0	505,712
Cash dividend on preferred stock	(195,000)				(195,000)
Redemption of preferred stock	(12,000,000)	$ (12,000)		(11,988,000)
Redemption of preferred stock (in shares)		(12,000)
Restricted stock compensation expense	22,532			22,532
Stock compensation expense	74,248			74,248
BALANCE at Sep. 30, 2017	$ 136,587,588	$ 0	$ 8,243,256	$ 107,064,832	$ 21,653,303	$ (373,803)
BALANCE (in shares) at Sep. 30, 2017		0	8,243,256