Income Taxes (Details 5) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Dec. 25, 2010
Unrecognized tax benefits [Abstract]
Percentage threshold that the positions taken or expected to be taken is more likely than not sustained upon examination by tax authorities (in hundredths)	50.00%
Unrecognized tax benefits, which, if recognized, would affect effective tax rate	$ 184	$ 197
Unrecognized tax benefits reconciliation [Roll Forward]
Beginning of Year	348	308
Additions on tax positions related to the current year	50	85
Additions for tax positions of prior years	23	38
Reductions for tax positions of prior years	(90)	(58)
Reductions for settlements	(6)	(8)
Reductions due to statute expiration	(16)	(22)
Foreign currency translation adjustment	0	5
End of Year	309	348	308
Income Tax Examination [Line Items]
Accrued interest and penalties	50	53
Total interest and penalties recorded during the period	(3)	2	13
U.S. federal [Member]
Income Tax Examination [Line Items]
Open tax years	2004 – 2012
U.S. federal [Member] | Income Tax Expense (Benefit) [Member] | 2004 - 2006
Income Tax Examination [Line Items]
Possible losses due to an IRS proposed adjustment to increase the taxable value of rights to intangibles transferred to foreign subsidiaries	700
U.S. federal [Member] | Income Tax Expense (Benefit) [Member] | Fiscal years 2007-2008 [Member]
Income Tax Examination [Line Items]
Possible losses due to an IRS proposed adjustment to increase the taxable value of rights to intangibles transferred to foreign subsidiaries	270
U.S. federal [Member] | Income Tax Expense (Benefit) [Member] | 2007 - present
Income Tax Examination [Line Items]
Possible losses due to an IRS proposed adjustment to increase the taxable value of rights to intangibles transferred to foreign subsidiaries	130
U.S. federal [Member] | Interest Expense [Member] | 2004 - 2006
Income Tax Examination [Line Items]
Possible losses due to an IRS proposed adjustment to increase the taxable value of rights to intangibles transferred to foreign subsidiaries	220
U.S. federal [Member] | Interest Expense [Member] | Fiscal years 2007-2008 [Member]
Income Tax Examination [Line Items]
Possible losses due to an IRS proposed adjustment to increase the taxable value of rights to intangibles transferred to foreign subsidiaries	30
U.S. federal [Member] | Interest Expense [Member] | 2007 - present
Income Tax Examination [Line Items]
Possible losses due to an IRS proposed adjustment to increase the taxable value of rights to intangibles transferred to foreign subsidiaries	$ 5
China tax authority [Member]
Income Tax Examination [Line Items]
Open tax years	2009 – 2012
United Kingdom tax authority [Member]
Income Tax Examination [Line Items]
Open tax years	2003 – 2012
Mexico tax authority [Member]
Income Tax Examination [Line Items]
Open tax years	2006 – 2012
Australia tax authority [Member]
Income Tax Examination [Line Items]
Open tax years	2008 – 2012