Consolidated Statements of Comprehensive Income (Loss) (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended	9 Months Ended	12 Months Ended
	Dec. 31, 2012 Successor [Member]	Dec. 31, 2013 Successor [Member]	Sep. 28, 2012 Predecessor [Member]	Dec. 31, 2011 Predecessor [Member]
Net (loss) income	$ (32,545)	$ (105,871)	$ 21,175	$ (26,145)
Other comprehensive (loss) income:
Unrealized (loss) gain on marketable securities, net of tax	(10)	(27)	36	(124)
Unrealized loss on cash flow hedges, net of tax	0	(1,411)	0	0
Less: reclassification adjustment for net losses included in net income (loss), net of tax	0	649	0	0
Other comprehensive (loss) income	(10)	(789)	36	(124)
Comprehensive (loss) income	$ (32,555)	$ (106,660)	$ 21,211	$ (26,269)