Fair Value Measurements (Financial Assets And Liabilities Measured At Fair Value On Recurring Basis) (Details) (Fair Value, Measurements, Recurring [Member], USD $) In Thousands	Jul. 10, 2011
Total liabilities at fair value	$ (40,174)
Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]
Total liabilities at fair value	(38,695)
Quoted Prices In Active Markets For Identical Assets (Level 1) [Member] | Interest Rate Swaps [Member]
Total liabilities at fair value		[1]
Quoted Prices In Active Markets For Identical Assets (Level 1) [Member] | Non-Qualified Deferred Compensation Plan [Member]
Total liabilities at fair value	(38,695)	[2]
Significant Other Observable Inputs (Level 2) [Member]
Total liabilities at fair value	(1,479)
Significant Other Observable Inputs (Level 2) [Member] | Interest Rate Swaps [Member]
Total liabilities at fair value	(1,479)	[1]
Significant Other Observable Inputs (Level 2) [Member] | Non-Qualified Deferred Compensation Plan [Member]
Total liabilities at fair value		[2]
Significant Unobservable Inputs (Level 3) [Member]
Total liabilities at fair value
Significant Unobservable Inputs (Level 3) [Member] | Interest Rate Swaps [Member]
Total liabilities at fair value		[1]
Significant Unobservable Inputs (Level 3) [Member] | Non-Qualified Deferred Compensation Plan [Member]
Total liabilities at fair value		[2]
Interest Rate Swaps [Member]
Total liabilities at fair value	(1,479)	[1]
Non-Qualified Deferred Compensation Plan [Member]
Total liabilities at fair value	$ (38,695)	[2]

[1] We entered into interest rate swaps to reduce our exposure to rising interest rates on our variable debt. The fair value of our interest rate swaps is based upon valuation models as reported by our counterparties.

[2] We maintain an unfunded defined contribution plan for key executives and other members of management excluded from participation in our qualified savings plan. The fair value of this obligation is based on the closing market prices of the participants' elected investments.