Derivative Financial Instruments (Net Fair Value Of Interest Rate Risk) (Details) (USD $) In Millions	Jul. 16, 2011
Liabilities	$ (5.1)
Net Fair Value	(5.1)
Other Current Liabilities [Member]
Liabilities	(3.3)
Other Current Liabilities [Member] | Level 1 [Member]
Liabilities
Other Current Liabilities [Member] | Level 2 [Member]
Liabilities	(3.3)
Other Current Liabilities [Member] | Level 3 [Member]
Liabilities
Other Long-Term Liabilities [Member]
Liabilities	(1.8)
Other Long-Term Liabilities [Member] | Level 1 [Member]
Liabilities
Other Long-Term Liabilities [Member] | Level 2 [Member]
Liabilities	(1.8)
Other Long-Term Liabilities [Member] | Level 3 [Member]
Liabilities
Level 1 [Member]
Liabilities
Net Fair Value
Level 2 [Member]
Liabilities	(5.1)
Net Fair Value	(5.1)
Level 3 [Member]
Liabilities
Net Fair Value