Goodwill and Other Intangible Assets Intangible Assets Not Subject to Amortization (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Sep. 28, 2019	Dec. 28, 2019	Dec. 29, 2018
Indefinite-lived Intangible Assets [Roll Forward]
Intangible assets not subject to amortization, beginning balance		$ 2,840	$ 2,505
Additions		18	373
Purchase price allocation adjustments		(765)	0
Currency translation adjustment		(10)	(38)
Intangible assets not subject to amortization, ending balance		2,083	2,840
North America
Indefinite-lived Intangible Assets [Roll Forward]
Intangible assets not subject to amortization, beginning balance		1,985	1,985
Additions	$ 18	18	0
Purchase price allocation adjustments		(765)	0
Currency translation adjustment		0	0
Intangible assets not subject to amortization, ending balance		1,238	1,985
Europe
Indefinite-lived Intangible Assets [Roll Forward]
Intangible assets not subject to amortization, beginning balance		401	420
Additions		0	0
Purchase price allocation adjustments		0	0
Currency translation adjustment		(9)	(19)
Intangible assets not subject to amortization, ending balance		392	401
Latin America
Indefinite-lived Intangible Assets [Roll Forward]
Intangible assets not subject to amortization, beginning balance		73	86
Additions		0	0
Purchase price allocation adjustments		0	0
Currency translation adjustment		(3)	(13)
Intangible assets not subject to amortization, ending balance		70	73
AMEA
Indefinite-lived Intangible Assets [Roll Forward]
Intangible assets not subject to amortization, beginning balance		381	14
Additions		0	373
Purchase price allocation adjustments		0	0
Currency translation adjustment		2	(6)
Intangible assets not subject to amortization, ending balance		$ 383	$ 381