Restructuring Reserve Rollforward (Details) (USD $) In Thousands, unless otherwise specified	11 Months Ended	12 Months Ended		1 Months Ended
	Dec. 31, 2011 Successor	Dec. 28, 2013 Successor	Dec. 29, 2012 Successor	Jan. 28, 2011 Predecessor
Summary of components of accrued liability with respect to Company's business restructuring activities
Beginning balance	$ 1,694	$ 6,278	$ 1,100	$ 1,726
Additions	1,515	8,634	15,074	194
Acquisitions	0	2,010	0	0
Cash payments	(2,022)	(8,343)	(9,930)	(220)
Adjustments	(87)	(119)	34	(6)
Ending balance	$ 1,100	$ 8,460	$ 6,278	$ 1,694