Consolidated Statement of Equity (USD $) In Thousands, unless otherwise specified	12 Months Ended			12 Months Ended		12 Months Ended			12 Months Ended		12 Months Ended			12 Months Ended
	Dec. 27, 2011 Predecessor [Member]	Dec. 28, 2010 Predecessor [Member]	Dec. 29, 2009 Predecessor [Member]	Dec. 25, 2012 Successor [Member]	Dec. 27, 2011 Successor [Member]	Dec. 27, 2011 Member's Capital [Member] Predecessor [Member]	Dec. 28, 2010 Member's Capital [Member] Predecessor [Member]	Dec. 29, 2009 Member's Capital [Member] Predecessor [Member]	Dec. 25, 2012 Member's Capital [Member] Successor [Member]	Dec. 27, 2011 Member's Capital [Member] Successor [Member]	Dec. 27, 2011 Accumulated Other Comprehensive Income (Loss) [Member] Predecessor [Member]	Dec. 28, 2010 Accumulated Other Comprehensive Income (Loss) [Member] Predecessor [Member]	Dec. 29, 2009 Accumulated Other Comprehensive Income (Loss) [Member] Predecessor [Member]	Dec. 25, 2012 Accumulated Other Comprehensive Income (Loss) [Member] Successor [Member]	Dec. 27, 2011 Accumulated Other Comprehensive Income (Loss) [Member] Successor [Member]
Consolidated Statement of Equity [Roll Forward]
Balance at December	$ 198,210	$ 179,082	$ 155,325	$ 235,471	$ 220,451	$ 198,210	$ 180,279	$ 158,697	$ 235,471	$ 220,451	$ 0	$ (1,197)	$ (3,372)	$ 0	$ 0
Restricted common units	370	118				370	118
Net income	4,706	21,464		15,020		4,706	21,464		15,020		0	0		0
Net unrealized change in cash flow hedging derivatives	37	(2,263)				0	0				37	(2,263)
Reclassification adjustment into income for derivatives used in cash flow hedges	1,160	4,438				0	0				1,160	4,438
Stock options	12,855					12,855
Purchase accounting adjustments				198,210					198,210					0
Issuance of membership interests, net of Sponsor transaction fee				227,820					227,820					0
Acquirer costs, net of tax				$ 7,369					$ 7,369					$ 0