EARNINGS PER SHARE (''EPS'') (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Numerator:
Net (loss) income attributable to common stockholders		$ (1,622)	$ (4,448)	$ 334,269	$ (9,350)
Redeemable preferred stock dividends declared on dilutive shares		0	0	1,917	0
Diluted net (loss) income attributable to common stockholders		$ (1,622)	$ (4,448)	$ 336,186	$ (9,350)
Denominator:
Basic weighted average shares outstanding (in shares)	[1]	14,598	14,598	14,598	14,597
Effect of dilutive securities—contingently issuable shares and stock options (in shares)		1	0	1,227	0
Diluted weighted average shares and common stock equivalents outstanding (in shares)	[1]	14,599	14,598	15,825	14,597
Net (loss) income attributable to common stockholders per share:
Basic (in usd per share)	[1]	$ (0.11)	$ (0.30)	$ 22.90	$ (0.64)
Diluted (in usd per share)	[1]	$ (0.11)	$ (0.30)	$ 21.24	$ (0.64)

[1] All share and per share amounts have been adjusted to give retroactive effect to the one-for-three reverse stock split of our common stock effected on September 3, 2019.