STOCKHOLDERS' (DEFICIT) EQUITY - Securities Purchase Agreement (Details) - USD ($) $ / shares in Units, $ in Thousands			12 Months Ended
	Jul. 27, 2015	Mar. 09, 2015	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Mar. 31, 2010
Class of Stock [Line Items]
Series A Preferred Stock		$ 59,355
PIPE Warrants		3,145
Total Investment	$ 1,100	$ 62,500
Series A preferred stock, shares issued (in shares)			635,822	0
Warrants, exercise price (in dollars per share)						$ 10.00
Net proceeds used to repay credit facility			$ 193,663	$ 279,703	$ 409,559
Percentage of proceeds used to repay debt			77.00%
Senior Secured Revolving Credit Facility | Credit Facility
Class of Stock [Line Items]
Net proceeds used to repay credit facility			$ 45,300
Series A Preferred Stock
Class of Stock [Line Items]
Series A preferred stock, shares issued (in shares)	10,822	625,000
Preferred stock offering price (in dollars per share)		$ 100.00
Price of Warrants (in dollars per share)		$ 5.17
Cap on ownership after conversion, percent			19.99%
Fair value assumptions, volatility (as a percent)		55.00%
Fair value assumptions, risk free interest rate (as a percent)		0.92%
Fair value assumptions, dividend yield (as a percent)		11.50%
Class A Warrants
Class of Stock [Line Items]
Warrants outstanding (in shares)	31,025	1,800,000
Price of Warrants (in dollars per share)	$ 5.17
Warrants, exercise price (in dollars per share)		$ 5.17
Class B Warrants
Class of Stock [Line Items]
Preferred stock offering price (in dollars per share)	$ 100
Warrants outstanding (in shares)	31,025	1,800,000
Warrants, exercise price (in dollars per share)	$ 6.45	$ 6.45
Class A Warrants Prior to Addendum
Class of Stock [Line Items]
Warrants, exercise price (in dollars per share)		5.295
Class B Warrants Prior to Addendum
Class of Stock [Line Items]
Warrants, exercise price (in dollars per share)		$ 6.595
2015 Warrants
Class of Stock [Line Items]
Proceeds from modification of warrant terms		$ 500
Fair value assumptions, volatility (as a percent)		55.00%
Fair value assumptions, risk free interest rate (as a percent)		0.92%