Supplemental Balance Sheet Information (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 25, 2010	Dec. 26, 2009
Prepaid Expenses and Other Current Assets
Income tax receivable	$ 150	$ 115
Assets held for sale	24	23
Other prepaid expenses and current assets	164	131
Prepaid expenses and other current assets	338	269
Property, Plant and Equipment [Line Items]
Property, Plant and equipment, gross	7,267	7,103
Accumulated depreciation and amortization	(3,225)	(3,273)
Property, Plant and equipment, net	4,042	3,830
Depreciation and amortization expense related to property, plant and equipment	599	565	553
Accounts Payable and Other Current Liabilities
Accounts payable	712	540
Accrued capital expenditures	229	174
Accrued compensation and benefits	440	357
Dividends payable	131	118
Accrued taxes, other than income taxes	112	95
Other current liabilities	250	318
Accounts payable and other current liabilities	1,874	1,602
Land
Property, Plant and Equipment [Line Items]
Property, Plant and equipment, gross	527	542
Buildings and improvements
Property, Plant and Equipment [Line Items]
Property, Plant and equipment, gross	3,856	3,709
Capital leases, primarily buildings
Property, Plant and Equipment [Line Items]
Property, Plant and equipment, gross	316	274
Machinery and equipment
Property, Plant and Equipment [Line Items]
Property, Plant and equipment, gross	$ 2,568	$ 2,578