LOSS PER SHARE (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
Class of Stock [Line Items]
Common stock, par value (in dollars per share)	$ 0.0001		$ 0.0001		$ 0.0001
Antidilutive securities excluded from computation of earnings per share (in shares)	14,000	6,100	15,500	5,600
Numerator:
Loss from continuing operations, net of income taxes	$ (8,309)	$ (244,902)	$ (18,078)	$ (262,196)
Income (loss) from discontinued operations, net of income taxes	75	94	308	(2,285)
Net loss	(8,234)	(244,808)	(17,770)	(264,481)
Accrued dividends on preferred stock	(2,056)	(1,805)	(4,054)	(2,258)
Deemed dividends on preferred stock	(173)	(2,186)	(345)	(3,350)
Loss attributable to common stockholders	$ (10,463)	$ (248,799)	$ (22,169)	$ (270,089)
Denominator - Basic and Diluted:
Weighted average number of common shares outstanding, basic and diluted (in shares)	73,186	68,698	70,978	68,668
Loss per Common Share:
Loss from continuing operations, basic and diluted (in dollars per share)	$ (0.14)	$ (3.62)	$ (0.32)	$ (3.90)
Loss from discontinued operations, basic and diluted (in dollars per share)	0.00	0.00	0.00	(0.03)
Loss per common share, basic and diluted (in dollars per share)	(0.14)	$ (3.62)	(0.32)	$ (3.93)
Series A Preferred Stock
Class of Stock [Line Items]
Series A convertible preferred stock, par value (in dollars per share)	$ 0.0001		$ 0.0001		$ 0.0001