Restructuring, Impairment and Integration Charges 2012 Productivity Plan Charges (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 21, 2015		Mar. 22, 2014
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions	$ 0		$ (3)
Payments for Restructuring	47		25
2012 Productivity Plan
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions	6		2
Restructuring Charges After Tax	5		3
Payments for Restructuring	(11)
FLNA | 2012 Productivity Plan
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions	0		1
QFNA | 2012 Productivity Plan
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions	0		0
LAF | 2012 Productivity Plan
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions	0	[1]	(5)	[1]
PAB | 2012 Productivity Plan
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions	1		4
Europe | 2012 Productivity Plan
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions	3	[1]	(2)	[1]
AMEA | 2012 Productivity Plan
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions	0		2
Corporate Unallocated Expenses | 2012 Productivity Plan
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions	$ 2		$ 2

[1] Income amounts represent adjustments for changes in estimates of previously recorded amounts.