Goodwill and Other Intangible Assets - Intangible Assets Subject to Amortization (Details) - USD ($) $ in Millions		6 Months Ended
		Jul. 01, 2017	Jul. 02, 2016
Finite-lived Intangible Assets [Roll Forward]
Gross carrying amount, beginning balance		$ 141
Purchase price allocation adjustment		38
Currency translation adjustment		1
Gross carrying amount, ending balance		180
Accumulated amortization, beginning balance	[1]	54
Amortization		4	$ 4
Accumulated amortization, ending balance		58
Intangible assets subject to amortization net, beginning balance		87
Purchase price allocation adjustment		38
Currency translation adjustment		1
Amortization		(4)	$ (4)
Intangible assets subject to amortization net, ending balance		122
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months		8
U.S. Morning Foods
Finite-lived Intangible Assets [Roll Forward]
Gross carrying amount, beginning balance		8
Purchase price allocation adjustment		0
Currency translation adjustment		0
Gross carrying amount, ending balance		8
Accumulated amortization, beginning balance		8
Amortization		0
Accumulated amortization, ending balance		8
Intangible assets subject to amortization net, beginning balance		0
Purchase price allocation adjustment		0
Currency translation adjustment		0
Amortization		0
Intangible assets subject to amortization net, ending balance		0
U.S. Snacks
Finite-lived Intangible Assets [Roll Forward]
Gross carrying amount, beginning balance		42
Purchase price allocation adjustment		0
Currency translation adjustment		0
Gross carrying amount, ending balance		42
Accumulated amortization, beginning balance		19
Amortization		2
Accumulated amortization, ending balance		21
Intangible assets subject to amortization net, beginning balance		23
Purchase price allocation adjustment		0
Currency translation adjustment		0
Amortization		(2)
Intangible assets subject to amortization net, ending balance		21
U.S. Specialty
Finite-lived Intangible Assets [Roll Forward]
Gross carrying amount, beginning balance		0
Purchase price allocation adjustment		0
Currency translation adjustment		0
Gross carrying amount, ending balance		0
Accumulated amortization, beginning balance		0
Amortization		0
Accumulated amortization, ending balance		0
Intangible assets subject to amortization net, beginning balance		0
Purchase price allocation adjustment		0
Currency translation adjustment		0
Amortization		0
Intangible assets subject to amortization net, ending balance		0
North America Other
Finite-lived Intangible Assets [Roll Forward]
Gross carrying amount, beginning balance		5
Purchase price allocation adjustment		0
Currency translation adjustment		0
Gross carrying amount, ending balance		5
Accumulated amortization, beginning balance		4
Amortization		0
Accumulated amortization, ending balance		4
Intangible assets subject to amortization net, beginning balance		1
Purchase price allocation adjustment		0
Currency translation adjustment		0
Amortization		0
Intangible assets subject to amortization net, ending balance		1
Europe
Finite-lived Intangible Assets [Roll Forward]
Gross carrying amount, beginning balance		40
Purchase price allocation adjustment		0
Currency translation adjustment		1
Gross carrying amount, ending balance		41
Accumulated amortization, beginning balance		14
Amortization		1
Accumulated amortization, ending balance		15
Intangible assets subject to amortization net, beginning balance		26
Purchase price allocation adjustment		0
Currency translation adjustment		1
Amortization		(1)
Intangible assets subject to amortization net, ending balance		26
Latin America
Finite-lived Intangible Assets [Roll Forward]
Gross carrying amount, beginning balance		36
Purchase price allocation adjustment		38
Currency translation adjustment		0
Gross carrying amount, ending balance		74
Accumulated amortization, beginning balance		6
Amortization		1
Accumulated amortization, ending balance		7
Intangible assets subject to amortization net, beginning balance		30
Purchase price allocation adjustment		38
Currency translation adjustment		0
Amortization		(1)
Intangible assets subject to amortization net, ending balance		67
Asia Pacific
Finite-lived Intangible Assets [Roll Forward]
Gross carrying amount, beginning balance		10
Purchase price allocation adjustment		0
Currency translation adjustment		0
Gross carrying amount, ending balance		10
Accumulated amortization, beginning balance		3
Amortization		0
Accumulated amortization, ending balance		3
Intangible assets subject to amortization net, beginning balance		7
Purchase price allocation adjustment		0
Currency translation adjustment		0
Amortization		0
Intangible assets subject to amortization net, ending balance		$ 7

[1] Condensed from audited financial statements.