Supplemental Balance Sheet Information (Property, Plant And Equipment) (Details) (USD $) In Millions	Oct. 01, 2011	Dec. 25, 2010
Supplemental Balance Sheet Information [Abstract]
Land and land improvements	$ 31	$ 31
Buildings and leasehold improvements	542	540
Equipment	1,468	1,479
Construction in progress	81	29
Total property, plant and equipment, gross	2,122	2,079
Accumulated depreciation and amortization	(1,425)	(1,379)
Total property, plant and equipment, net	$ 697	$ 700	[1]

[1] Amounts as of December 25, 2010 were derived from the December 25, 2010 audited financial statements.