EARNINGS PER SHARE (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017	Jan. 18, 2018	Dec. 27, 2016
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Net income (loss)	$ (21,490,063)	$ (2,296,571)	$ (10,175,063)	$ 72,570
Less dividends paid:
Common stock	1,420,990	2,630,889	3,735,676	5,261,777
Preferred stock	870,726	870,726	1,751,235	1,751,235
Dividends	2,291,716	3,501,615	5,486,911	7,013,012
Undistributed earnings (deficit)	$ (23,781,779)	$ (5,798,186)	$ (15,661,974)	$ (6,940,442)
Adjustment to calculation of diluted earnings per share for warrants (in shares)	0	0	0	0
Weighted average number of shares of common stock outstanding (in shares)	23,683,164	18,297,500	23,538,579	17,920,473
Common Stock
Less dividends paid:
Distributed earnings (in dollars per share)	$ 0.06	$ 0.15	$ 0.16	$ 0.30
Undistributed earnings (deficit) (in dollars per share)	(1.00)	(0.32)	(0.67)	(0.39)
Total (in dollars per share)	(0.94)	(0.17)	(0.51)	(0.09)
Unvested Share-Based Payment Awards
Less dividends paid:
Distributed earnings (in dollars per share)	0.06	0.15	0.16	0.30
Undistributed earnings (deficit) (in dollars per share)	(1.00)	(0.32)	(0.67)	(0.39)
Total (in dollars per share)	$ (0.94)	$ (0.17)	$ (0.51)	$ (0.09)
XL Investments
Less dividends paid:
Common stock shares into which warrants may be converted (in shares)					3,753,492	3,753,492