Condensed Consolidated Statement of Stockholders' Equity/(Deficit) (Unaudited) - 9 months ended Sep. 30, 2015 - USD ($) $ in Thousands	Total	Common Stock	Additional paid-in capital	Retained deficit	Accumulated other comprehensive income/(loss)
Beginning Balance, Shares at Dec. 31, 2014	26,710,569	26,711,000
Beginning Balance at Dec. 31, 2014	$ (600,284)	$ 267	$ 516,080	$ (798,008)	$ (318,623)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income/(loss)	48,106			48,106
Stock-based compensation issued, net, Shares		194,000
Stock-based compensation issued, net	(463)	$ 2	(465)
Stock-based compensation expense	5,306		5,306
Interest rate swaps other comprehensive loss	(897)				(897)
Employee benefit other comprehensive income before reclassifications	690,453				690,453
Employee benefit amounts reclassified from accumulated other comprehensive income	$ (116,818)				(116,818)
Ending Balance, Shares at Sep. 30, 2015	26,905,398	26,905,000
Ending Balance at Sep. 30, 2015	$ 25,403	$ 269	$ 520,921	$ (749,902)	$ 254,115