Restructuring, Impairment and Integration Charges (Summary of 2012 Productivity Plan Charges) (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 30, 2017	Dec. 31, 2016	Dec. 26, 2015	Dec. 27, 2014
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions	$ 295	$ 160	$ 230
Payments for Restructuring	113	125	208
2012 Productivity Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve		0	38	$ 33
Restructuring, Settlement and Impairment Provisions	0	0	61
Restructuring Charges After Tax			$ 50
Restructuring and impairment provisions, after-tax impact per share			$ 0.03
Restructuring and Related Cost, Cost Incurred to Date	894
Payments for Restructuring		(30)	$ (45)
Restructuring Reserve, Settled without Cash		(8)	(11)
2012 Productivity Plan [Member] | Severance And Other Employee Costs
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve		0	35	28
Restructuring, Settlement and Impairment Provisions			39
Restructuring and Related Cost, Cost Incurred to Date	560
Payments for Restructuring		(28)	(24)
Restructuring Reserve, Settled without Cash		(7)	(8)
2012 Productivity Plan [Member] | Asset Impairments
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve		0	0	0
Restructuring, Settlement and Impairment Provisions			4
Restructuring and Related Cost, Cost Incurred to Date	91
Payments for Restructuring		0	0
Restructuring Reserve, Settled without Cash		0	(4)
2012 Productivity Plan [Member] | Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve		0	3	$ 5
Restructuring, Settlement and Impairment Provisions			18
Restructuring and Related Cost, Cost Incurred to Date	243
Payments for Restructuring		(2)	(21)
Restructuring Reserve, Settled without Cash		$ (1)	1
2012 Productivity Plan [Member] | FLNA
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			0
Restructuring and Related Cost, Cost Incurred to Date	124
2012 Productivity Plan [Member] | FLNA | Severance And Other Employee Costs
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			0
Restructuring and Related Cost, Cost Incurred to Date	91
2012 Productivity Plan [Member] | FLNA | Asset Impairments
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			0
Restructuring and Related Cost, Cost Incurred to Date	8
2012 Productivity Plan [Member] | FLNA | Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			0
Restructuring and Related Cost, Cost Incurred to Date	25
2012 Productivity Plan [Member] | QFNA
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			0
Restructuring and Related Cost, Cost Incurred to Date	28
2012 Productivity Plan [Member] | QFNA | Severance And Other Employee Costs
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			0
Restructuring and Related Cost, Cost Incurred to Date	18
2012 Productivity Plan [Member] | QFNA | Asset Impairments
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			0
Restructuring and Related Cost, Cost Incurred to Date	0
2012 Productivity Plan [Member] | QFNA | Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			0
Restructuring and Related Cost, Cost Incurred to Date	10
2012 Productivity Plan [Member] | NAB
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			2
Restructuring and Related Cost, Cost Incurred to Date	199
2012 Productivity Plan [Member] | NAB | Severance And Other Employee Costs
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			0
Restructuring and Related Cost, Cost Incurred to Date	107
2012 Productivity Plan [Member] | NAB | Asset Impairments
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			0
Restructuring and Related Cost, Cost Incurred to Date	44
2012 Productivity Plan [Member] | NAB | Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			2
Restructuring and Related Cost, Cost Incurred to Date	48
2012 Productivity Plan [Member] | Latin America
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			8
Restructuring and Related Cost, Cost Incurred to Date	127
2012 Productivity Plan [Member] | Latin America | Severance And Other Employee Costs
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			6
Restructuring and Related Cost, Cost Incurred to Date	98
2012 Productivity Plan [Member] | Latin America | Asset Impairments
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			1
Restructuring and Related Cost, Cost Incurred to Date	11
2012 Productivity Plan [Member] | Latin America | Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			1
Restructuring and Related Cost, Cost Incurred to Date	18
2012 Productivity Plan [Member] | ESSA
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			27
Restructuring and Related Cost, Cost Incurred to Date	225
2012 Productivity Plan [Member] | ESSA | Severance And Other Employee Costs
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			15
Restructuring and Related Cost, Cost Incurred to Date	136
2012 Productivity Plan [Member] | ESSA | Asset Impairments
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			0
Restructuring and Related Cost, Cost Incurred to Date	23
2012 Productivity Plan [Member] | ESSA | Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			12
Restructuring and Related Cost, Cost Incurred to Date	66
2012 Productivity Plan [Member] | AMENA
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			20
Restructuring and Related Cost, Cost Incurred to Date	97
2012 Productivity Plan [Member] | AMENA | Severance And Other Employee Costs
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			15
Restructuring and Related Cost, Cost Incurred to Date	75
2012 Productivity Plan [Member] | AMENA | Asset Impairments
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			3
Restructuring and Related Cost, Cost Incurred to Date	5
2012 Productivity Plan [Member] | AMENA | Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			2
Restructuring and Related Cost, Cost Incurred to Date	17
2012 Productivity Plan [Member] | Corporate
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			4
Restructuring and Related Cost, Cost Incurred to Date	94
2012 Productivity Plan [Member] | Corporate | Severance And Other Employee Costs
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			3
Restructuring and Related Cost, Cost Incurred to Date	35
2012 Productivity Plan [Member] | Corporate | Asset Impairments
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			0
Restructuring and Related Cost, Cost Incurred to Date	0
2012 Productivity Plan [Member] | Corporate | Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions			$ 1
Restructuring and Related Cost, Cost Incurred to Date	$ 59