Pension Benefits (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 23, 2013		Mar. 24, 2012
Defined Benefit Plan Disclosure [Line Items]
Amortization of net loss	$ 15
Additional loss (gain) recognized due to Settlement	10	[1]
U.S. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Service cost	5		6
Interest cost	13		15
Expected return on plan assets	(14)		(16)
Amortization of net loss	14		15
Net periodic benefit cost	18		20
Additional loss (gain) recognized due to Settlement	10	[1]	0
Additional loss (gain) recognized due to Curtailments	0		0
Contribution to the Plan	0
International Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Service cost	0		0
Interest cost	2		2
Expected return on plan assets	(3)		(2)
Amortization of net loss	1		0
Net periodic benefit cost	0		0
Additional loss (gain) recognized due to Settlement	0		0
Additional loss (gain) recognized due to Curtailments	$ (5)	[2]	$ 0

[1] Loss is a result of settlement transactions from a non-funded plan which exceeded the sum of annual service and interest costs for that plan.

[2] Gain is a result of terminating future service benefits for all participants in one of our UK plans. The gain was recorded in YRI's General and administrative expenses.