Debt Obligations - Interest Expense, Net (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 30, 2012	Dec. 25, 2011	Dec. 26, 2010
Debt Disclosure [Abstract]
Cash interest expense	$ 58,726	$ 79,187	$ 79,349
Non-cash amortization of discount on debt	4,516	6,933	7,251
Capitalized interest	(17)	(427)	(299)
Interest income	(410)	(450)	(1,239)
Total interest expense, net	$ 62,815	$ 85,243	$ 85,062

Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense.

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Amount of interest capitalized, including amount of allowance for funds used during construction.

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-Glossary Allowance for Funds Used during Construction

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Represents the portion of interest incurred in the period on debt arrangements that was charged against earnings, excluding amortization of debt discount (premium) and financing costs.

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The net amount of operating interest income (expense).

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Income derived from investments in debt securities and on cash and cash equivalents the earnings of which reflect the time value of money or transactions in which the payments are for the use or forbearance of money.

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