Net Income (Loss) Per Common Share - Calculation of Basic and Diluted Net Income (Loss) Per Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	0 Months Ended	3 Months Ended											9 Months Ended	12 Months Ended		3 Months Ended	12 Months Ended
	Mar. 31, 2012	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Dec. 31, 2012	Dec. 31, 2014	Dec. 31, 2013	Mar. 19, 2012	Dec. 31, 2012
Successor [Member]
Numerator for basic and diluted net income (loss) per share:
Net (loss)													$ (12,353)	$ 3,070	$ 338
Preferred deemed dividend														(9,455)
Net (loss) income attributable to common shareholders	472	(9,573)	(1,299)	17,322	(12,835)	7,516	(878)	(2,484)	(3,816)	(9,951)	5,299	(8,173)	(12,353)	(6,385)	338
Denominator for basic and diluted net income (loss) per share:
Weighted-average shares outstanding													200,298,083	202,208,619	201,419,306
Weighted-average unvested restricted shares outstanding													(298,083)	(1,338,691)	(1,115,238)
Denominator for basic and diluted net income (loss) per share:													200,000,000	200,869,928	200,304,068
Basic and diluted net (loss) income per share attributable to common shareholders													$ (0.06)	$ (0.03)	$ 0.00
Predecessor [Member]
Numerator for basic and diluted net income (loss) per share:
Net (loss)																(3,433)	(15,800)
Net (loss) income attributable to common shareholders																$ (3,433)
Denominator for basic and diluted net income (loss) per share:
Weighted-average shares outstanding																1,000
Denominator for basic and diluted net income (loss) per share:																1,000
Basic and diluted net (loss) income per share attributable to common shareholders																$ (3,433.00)