EARNINGS PER SHARE (''EPS'') (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Numerator:
Net (loss) income available to common stockholders	$ (3,026)	$ 193,899
Redeemable preferred stock dividends declared on dilutive shares	0	0
Numerator for dilutive net (loss) income available to common stockholders	$ (3,026)	$ 193,899
Denominator:
Basic weighted average shares outstanding (in shares)	43,785,000	84,048,000
Effect of dilutive securities—contingently issuable shares and stock options (in shares)	0	0
Diluted weighted average shares and common stock equivalents outstanding (in shares)	43,785,000	84,048,000
Net (loss) income available to common stockholders per share:
Basic (in usd per share)	$ (0.07)	$ 2.31
Diluted (in usd per share)	$ (0.07)	$ 2.31
Series L Preferred Stock
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Preferred stock outstanding (in shares)		0