Pension Benefits (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended
	Sep. 08, 2012 U.S. Pension Plans	Sep. 03, 2011 U.S. Pension Plans	Sep. 08, 2012 U.S. Pension Plans	Sep. 03, 2011 U.S. Pension Plans	Sep. 08, 2012 International Pension Plans	Sep. 03, 2011 International Pension Plans	Sep. 08, 2012 International Pension Plans	Sep. 03, 2011 International Pension Plans	Sep. 08, 2012 U.K. Pension Plans	Dec. 29, 2012 U.K. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 6	$ 6	$ 18	$ 17	$ 0	$ 1	$ 1	$ 4
Interest cost	15	14	45	44	2	3	6	7
Expected return on plan assets	(17)	(16)	(49)	(49)	(2)	(3)	(7)	(8)
Amortization of net loss	15	7	44	21	0	0	0	1
Defined Benefit Plan, Amortization of Prior Service Cost (Credit)	1	1	1	1	0	0	0	0
Net periodic benefit cost	20	12	59	34	0	1	0	4
Contribution to the Plan			33						11
Anticipated Employer Contributions in Current Fiscal Year										$ 7