Goodwill and Other Intangible Assets - Intangible Assets Subject to Amortization (Details) $ in Millions	3 Months Ended
	Apr. 02, 2016 USD ($)
Finite-lived Intangible Assets [Roll Forward]
Gross carrying amount, beginning balance	$ 116
Currency translation adjustment	0
Gross carrying amount, ending balance	116
Accumulated amortization, beginning balance	47	[1]
Amortization	2
Accumulated amortization, ending balance	49
Intangible assets subject to amortization net, beginning balance	69
Currency translation adjustment	0
Amortization	(2)
Intangible assets subject to amortization net, ending balance	67
U.S. Morning Foods
Finite-lived Intangible Assets [Roll Forward]
Gross carrying amount, beginning balance	8
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
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
Currency translation adjustment	0
Gross carrying amount, ending balance	42
Accumulated amortization, beginning balance	16
Amortization	1
Accumulated amortization, ending balance	17
Intangible assets subject to amortization net, beginning balance	26
Currency translation adjustment	0
Amortization	(1)
Intangible assets subject to amortization net, ending balance	25
U.S. Specialty
Finite-lived Intangible Assets [Roll Forward]
Gross carrying amount, beginning balance	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
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
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
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	45
Currency translation adjustment	0
Gross carrying amount, ending balance	45
Accumulated amortization, beginning balance	11
Amortization	1
Accumulated amortization, ending balance	12
Intangible assets subject to amortization net, beginning balance	34
Currency translation adjustment	0
Amortization	(1)
Intangible assets subject to amortization net, ending balance	33
Latin America
Finite-lived Intangible Assets [Roll Forward]
Gross carrying amount, beginning balance	6
Currency translation adjustment	0
Gross carrying amount, ending balance	6
Accumulated amortization, beginning balance	6
Amortization	0
Accumulated amortization, ending balance	6
Intangible assets subject to amortization net, beginning balance	0
Currency translation adjustment	0
Amortization	0
Intangible assets subject to amortization net, ending balance	0
Asia Pacific
Finite-lived Intangible Assets [Roll Forward]
Gross carrying amount, beginning balance	10
Currency translation adjustment	0
Gross carrying amount, ending balance	10
Accumulated amortization, beginning balance	2
Amortization	0
Accumulated amortization, ending balance	2
Intangible assets subject to amortization net, beginning balance	8
Currency translation adjustment	0
Amortization	0
Intangible assets subject to amortization net, ending balance	$ 8

[1] Condensed from audited financial statements.