Property, Plant and Equipment and Intangible Assets (Schedule of Property, Plant and Equipment and Intangible Assets) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016
Property, Plant and Equipment [Line Items]
Goodwill and Indefinite-lived Intangible Assets, Translation and Purchase Accounting Adjustments	$ (1,018)	$ 688
Property, plant and equipment, net:
Property, plant and equipment, gross	40,164	39,106
Accumulated depreciation	(22,575)	(21,866)
Property, Plant and Equipment, net	17,589	17,240
Depreciation	2,241	2,227	$ 2,217
Amortizable intangible assets, net:
Amortizable intangible assets, gross	3,209	2,807
Accumulated amortization	(1,565)	(1,539)
Amortizable intangible assets, net	1,644	1,268
Amortization of intangible assets	69	68	70
Land [Member]
Property, plant and equipment, net:
Property, plant and equipment, gross	$ 1,078	1,148
Land [Member] | Minimum
Property, plant and equipment, net:
Average Useful Life (Years)	0 years
Land [Member] | Maximum
Property, plant and equipment, net:
Average Useful Life (Years)	0 years
Buildings And Improvements
Property, plant and equipment, net:
Property, plant and equipment, gross	$ 8,941	8,796
Buildings And Improvements | Minimum
Property, plant and equipment, net:
Average Useful Life (Years)	15 years
Buildings And Improvements | Maximum
Property, plant and equipment, net:
Average Useful Life (Years)	44 years
Machinery And Equipment, Including Fleet And Software
Property, plant and equipment, net:
Property, plant and equipment, gross	$ 27,715	27,018
Machinery And Equipment, Including Fleet And Software | Minimum
Property, plant and equipment, net:
Average Useful Life (Years)	5 years
Machinery And Equipment, Including Fleet And Software | Maximum
Property, plant and equipment, net:
Average Useful Life (Years)	15 years
Construction In Progress
Property, plant and equipment, net:
Property, plant and equipment, gross	$ 2,430	2,144
Acquired Franchise Rights
Amortizable intangible assets, net:
Amortizable intangible assets, gross	838	858
Accumulated amortization	(140)	(128)
Amortizable intangible assets, net	$ 698	730
Acquired Franchise Rights | Minimum
Amortizable intangible assets, net:
Average Useful Life (Years)	56 years
Acquired Franchise Rights | Maximum
Amortizable intangible assets, net:
Average Useful Life (Years)	60 years
Reacquired Franchise Rights
Amortizable intangible assets, net:
Amortizable intangible assets, gross	$ 106	106
Accumulated amortization	(105)	(104)
Amortizable intangible assets, net	$ 1	2
Reacquired Franchise Rights | Minimum
Amortizable intangible assets, net:
Average Useful Life (Years)	5 years
Reacquired Franchise Rights | Maximum
Amortizable intangible assets, net:
Average Useful Life (Years)	14 years
Other Identifiable Intangibles
Amortizable intangible assets, net:
Amortizable intangible assets, gross	$ 959	521
Accumulated amortization	(288)	(281)
Amortizable intangible assets, net	$ 671	240
Other Identifiable Intangibles | Minimum
Amortizable intangible assets, net:
Average Useful Life (Years)	10 years
Other Identifiable Intangibles | Maximum
Amortizable intangible assets, net:
Average Useful Life (Years)	24 years
Europe Sub-Saharan Africa [Member]
Property, Plant and Equipment [Line Items]
Goodwill and Indefinite-lived Intangible Assets, Translation and Purchase Accounting Adjustments	$ (777)	534
Amortizable intangible assets, net:
Amortization of intangible assets	23	22	18
Asia, Middle East and North Africa [Member]
Property, Plant and Equipment [Line Items]
Goodwill and Indefinite-lived Intangible Assets, Translation and Purchase Accounting Adjustments	(44)	24
Amortizable intangible assets, net:
Amortization of intangible assets	3	3	$ 3
Goodwill [Member]
Property, Plant and Equipment [Line Items]
Goodwill and Indefinite-lived Intangible Assets, Translation and Purchase Accounting Adjustments	(499)	314
Goodwill [Member] | Europe Sub-Saharan Africa [Member]
Property, Plant and Equipment [Line Items]
Goodwill and Indefinite-lived Intangible Assets, Translation and Purchase Accounting Adjustments	(367)	275
Goodwill [Member] | Asia, Middle East and North Africa [Member]
Property, Plant and Equipment [Line Items]
Goodwill and Indefinite-lived Intangible Assets, Translation and Purchase Accounting Adjustments	$ (34)	$ 16