Restructuring, Impairment and Integration Charges 2012 Productivity Plan Activity (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 14, 2014	Jun. 15, 2013	Jun. 14, 2014	Jun. 15, 2013
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions	$ 0	$ 0	$ (3)	$ 0
Payments for Restructuring			(112)	(74)
2012 Productivity Plan
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve - Period Start			85
Restructuring, Settlement and Impairment Provisions	15	19	17	30
Payments for Restructuring			(43)
Restructuring Reserve, Settled without Cash			(7)
Restructuring Reserve - Period End	52		52
Employee Severance [Member] | 2012 Productivity Plan
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve - Period Start			68
Restructuring, Settlement and Impairment Provisions			10
Payments for Restructuring			(27)
Restructuring Reserve, Settled without Cash			(5)
Restructuring Reserve - Period End	46		46
Asset Impairment [Member] | 2012 Productivity Plan
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve - Period Start
Restructuring, Settlement and Impairment Provisions			4
Restructuring Reserve, Settled without Cash			(4)
Restructuring Reserve - Period End	0		0
Other Costs [Member] | 2012 Productivity Plan
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve - Period Start			17
Restructuring, Settlement and Impairment Provisions			3
Payments for Restructuring			(16)
Restructuring Reserve, Settled without Cash			2
Restructuring Reserve - Period End	$ 6		$ 6