EARNINGS PER SHARE (Details) - USD ($)	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Net income	$ 11,315,000	$ 2,369,141
Less dividends paid:
Common stock	2,314,686	2,630,889
Preferred stock	880,509	880,509
Dividends	3,195,195	3,511,398
Undistributed earnings (deficit)	$ 8,119,805	$ (1,142,257)
Adjustment to calculation of diluted earnings per share for warrants (in shares)	0
Weighted average number of shares of common stock outstanding (in shares)	23,392,387	17,539,258
Common Stock
Less dividends paid:
Distributed earnings (in dollars per share)	$ 0.10	$ 0.15
Undistributed earnings (deficit) (in dollars per share)	0.35	(0.07)
Total (in dollars per share)	0.45	0.08
Unvested Share-Based Payment Awards
Less dividends paid:
Distributed earnings (in dollars per share)	0.10	0.15
Undistributed earnings (deficit) (in dollars per share)	0.35	(0.07)
Total (in dollars per share)	$ 0.45	$ 0.08