Consolidated Statements of Comprehensive Income (Loss) (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended		9 Months Ended
	Dec. 31, 2012	Dec. 31, 2014	Dec. 31, 2013	Sep. 28, 2012
Successor [Member]
Net (loss) income	$ (32,545)	$ (105,517)	$ (105,871)
Other comprehensive (loss) income:
Unrealized (loss) gain on marketable securities, net of tax	(10)	(3)	(27)
Unrealized loss on cash flow hedges, net of tax	0	(5,765)	(1,411)
Less: reclassification adjustment for net losses included in net income (loss), net of tax	0	2,880	649
Other	0	39	0
Other comprehensive (loss) income	(10)	(2,849)	(789)
Comprehensive (loss) income	(32,555)	(108,366)	(106,660)
Predecessor [Member]
Net (loss) income				21,175
Other comprehensive (loss) income:
Unrealized (loss) gain on marketable securities, net of tax				36
Unrealized loss on cash flow hedges, net of tax				0
Less: reclassification adjustment for net losses included in net income (loss), net of tax				0
Other				0
Other comprehensive (loss) income				36
Comprehensive (loss) income				$ 21,211