Intangible Assets Narrative (Details) (USD $)			11 Months Ended	12 Months Ended	1 Months Ended	12 Months Ended	11 Months Ended	12 Months Ended	1 Months Ended	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Dec. 31, 2011 Successor	Dec. 29, 2012 Successor	Jan. 28, 2011 Predecessor	Jan. 01, 2011 Predecessor	Dec. 31, 2011 Interest Expense Successor	Dec. 29, 2012 Interest Expense Successor	Jan. 28, 2011 Interest Expense Predecessor	Jan. 01, 2011 Interest Expense Predecessor
Finite-Lived Intangible Assets [Line Items]
Intangible assets, net	$ 75,663,000	$ 83,751,000
Amortization of intangible assets			8,000,000	8,600,000	100,000	1,600,000	2,500,000	2,700,000	100,000	900,000
Amortization in 2013	8,000,000
Amortization in 2014	7,000,000
Amortization of 2015	7,000,000
Amortization of 2016	7,000,000
Amortization of 2017	$ 7,000,000