Goodwill and Other Intangible Assets Intangible Assets Subject to Amortization (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016		Jan. 02, 2016
Finite-lived Intangible Assets [Roll Forward]
Gross carrying amount, beginning balance	$ 116		$ 132
Additions	29		9
VIE deconsolidation			(23)
Currency translation adjustment	(4)		(2)
Gross carrying amount, ending balance	141		116
Accumulated amortization, beginning balance	47		43
VIE deconsolidation			(4)
Amortization	7	[1]	8
Accumulated amortization, ending balance	54		47
Intangible assets subject to amortization net, beginning balance	69		89
Additions	29		9
Amortization (a)	(7)	[1]	(8)
VIE deconsolidation			(19)
Currency translation adjustment	(4)		(2)
Intangible assets subject to amortization net, ending balance	87		69
Estimated aggregate annual amortization expense for next twelve months	8
Estimated aggregate annual amortization expense for year two	8
Estimated aggregate annual amortization expense for year three	7
Estimated aggregate annual amortization expense for year four	7
Estimated aggregate annual amortization expense for year five	7
U.S. Morning Foods
Finite-lived Intangible Assets [Roll Forward]
Gross carrying amount, beginning balance	8		8
Additions	0		0
VIE deconsolidation			0
Currency translation adjustment	0		0
Gross carrying amount, ending balance	8		8
Accumulated amortization, beginning balance	8		8
VIE deconsolidation			0
Amortization	0	[1]	0
Accumulated amortization, ending balance	8		8
Intangible assets subject to amortization net, beginning balance	0		0
Additions	0		0
Amortization (a)	0	[1]	0
VIE deconsolidation			0
Currency translation adjustment	0		0
Intangible assets subject to amortization net, ending balance	0		0
U.S. Snacks
Finite-lived Intangible Assets [Roll Forward]
Gross carrying amount, beginning balance	42		65
Additions	0		0
VIE deconsolidation			(23)
Currency translation adjustment	0		0
Gross carrying amount, ending balance	42		42
Accumulated amortization, beginning balance	16		16
VIE deconsolidation			(4)
Amortization	3	[1]	4
Accumulated amortization, ending balance	19		16
Intangible assets subject to amortization net, beginning balance	26		49
Additions	0		0
Amortization (a)	(3)	[1]	(4)
VIE deconsolidation			(19)
Currency translation adjustment	0		0
Intangible assets subject to amortization net, ending balance	23		26
U.S. Specialty
Finite-lived Intangible Assets [Roll Forward]
Gross carrying amount, beginning balance	0		0
Additions	0		0
VIE deconsolidation			0
Currency translation adjustment	0		0
Gross carrying amount, ending balance	0		0
Accumulated amortization, beginning balance	0		0
VIE deconsolidation			0
Amortization	0	[1]	0
Accumulated amortization, ending balance	0		0
Intangible assets subject to amortization net, beginning balance	0		0
Additions	0		0
Amortization (a)	0	[1]	0
VIE deconsolidation			0
Currency translation adjustment	0		0
Intangible assets subject to amortization net, ending balance	0		0
North America Other
Finite-lived Intangible Assets [Roll Forward]
Gross carrying amount, beginning balance	5		5
Additions	0		0
VIE deconsolidation			0
Currency translation adjustment	0		0
Gross carrying amount, ending balance	5		5
Accumulated amortization, beginning balance	4		4
VIE deconsolidation			0
Amortization	0	[1]	0
Accumulated amortization, ending balance	4		4
Intangible assets subject to amortization net, beginning balance	1		1
Additions	0		0
Amortization (a)	0	[1]	0
VIE deconsolidation			0
Currency translation adjustment	0		0
Intangible assets subject to amortization net, ending balance	1		1
Europe
Finite-lived Intangible Assets [Roll Forward]
Gross carrying amount, beginning balance	45		38
Additions	0		9
VIE deconsolidation			0
Currency translation adjustment	(5)		(2)
Gross carrying amount, ending balance	40		45
Accumulated amortization, beginning balance	11		7
VIE deconsolidation			0
Amortization	3	[1]	4
Accumulated amortization, ending balance	14		11
Intangible assets subject to amortization net, beginning balance	34		31
Additions	0		9
Amortization (a)	(3)	[1]	(4)
VIE deconsolidation			0
Currency translation adjustment	(5)		(2)
Intangible assets subject to amortization net, ending balance	26		34
Latin America
Finite-lived Intangible Assets [Roll Forward]
Gross carrying amount, beginning balance	6		6
Additions	29		0
VIE deconsolidation			0
Currency translation adjustment	1		0
Gross carrying amount, ending balance	36		6
Accumulated amortization, beginning balance	6		6
VIE deconsolidation			0
Amortization	0	[1]	0
Accumulated amortization, ending balance	6		6
Intangible assets subject to amortization net, beginning balance	0		0
Additions	29		0
Amortization (a)	0	[1]	0
VIE deconsolidation			0
Currency translation adjustment	1		0
Intangible assets subject to amortization net, ending balance	30		0
Asia Pacific
Finite-lived Intangible Assets [Roll Forward]
Gross carrying amount, beginning balance	10		10
Additions	0		0
VIE deconsolidation			0
Currency translation adjustment	0		0
Gross carrying amount, ending balance	10		10
Accumulated amortization, beginning balance	2		2
VIE deconsolidation			0
Amortization	1	[1]	0
Accumulated amortization, ending balance	3		2
Intangible assets subject to amortization net, beginning balance	8		8
Additions	0		0
Amortization (a)	(1)	[1]	0
VIE deconsolidation			0
Currency translation adjustment	0		0
Intangible assets subject to amortization net, ending balance	$ 7		$ 8

[1] The currently estimated aggregate amortization expense for each of the next five succeeding fiscal periods is approximately $8 million for 2017 and 2018 and $7 million per year thereafter through 2021.