Goodwill and Other Intangible Assets - Intangible Assets Subject to Amortization (Details) - USD ($) $ in Millions		3 Months Ended
		Apr. 01, 2017	Apr. 02, 2016
Finite-lived Intangible Assets [Roll Forward]
Gross carrying amount, beginning balance		$ 141
Purchase price allocation adjustment		57
Currency translation adjustment		5
Gross carrying amount, ending balance		203
Accumulated amortization, beginning balance	[1]	54
Amortization		2	$ 2
Accumulated amortization, ending balance		56
Intangible assets subject to amortization net, beginning balance		87
Purchase price allocation adjustment		57
Currency translation adjustment		5
Amortization		(2)	$ (2)
Intangible assets subject to amortization net, ending balance		147
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		1
Accumulated amortization, ending balance		20
Intangible assets subject to amortization net, beginning balance		23
Purchase price allocation adjustment		0
Currency translation adjustment		0
Amortization		(1)
Intangible assets subject to amortization net, ending balance		22
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		57
Currency translation adjustment		4
Gross carrying amount, ending balance		97
Accumulated amortization, beginning balance		6
Amortization		0
Accumulated amortization, ending balance		6
Intangible assets subject to amortization net, beginning balance		30
Purchase price allocation adjustment		57
Currency translation adjustment		4
Amortization		0
Intangible assets subject to amortization net, ending balance		91
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.