Shareholders' Equity Narrative (Details) (USD $)	12 Months Ended			0 Months Ended	11 Months Ended	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Dec. 29, 2012 Parent Company	Jan. 28, 2011 Successor	Dec. 31, 2011 Successor	Dec. 29, 2012 Successor
Class of Stock [Line Items]
Issuance of common stock				$ 259,900,000	$ 259,807,000	$ 1,087,000
Shares purchased by related party			1,000,000
Common stock, value authorized	10
Common stock, value issued	0	0
Common stock, value outstanding	10
Common stock, authorized share	1,000
Common stock, shares issued	1,000	1,000
Common stock, shares outstanding	1,000	1,000
Authorized par value per share	$ 0.01
Parent ownership of company	100.00%
Dividend paid	0	0
Tax included in Pension AOCI	$ (896,000)	$ (881,000)