Goodwill and Other Intangible Assets - Carrying Amount of Goodwill (Details) $ in Millions	9 Months Ended
	Oct. 03, 2015 USD ($)
Change in carrying amount of goodwill
Beginning Balance	$ 4,971	[1],[2]
Additions	85
VIE deconsolidation	(21)	[3]
Currency translation adjustment	(47)
Ending Balance	4,988
U.S. Morning Foods
Change in carrying amount of goodwill
Beginning Balance	131	[2]
Additions	0
VIE deconsolidation	0	[3]
Currency translation adjustment	0
Ending Balance	131
U.S. Snacks
Change in carrying amount of goodwill
Beginning Balance	3,589	[2]
Additions	0
VIE deconsolidation	(21)	[3]
Currency translation adjustment	0
Ending Balance	3,568
U.S. Specialty
Change in carrying amount of goodwill
Beginning Balance	82	[2]
Additions	0
VIE deconsolidation	0	[3]
Currency translation adjustment	0
Ending Balance	82
North America Other
Change in carrying amount of goodwill
Beginning Balance	465	[2]
Additions	0
VIE deconsolidation	0	[3]
Currency translation adjustment	(7)
Ending Balance	458
Europe
Change in carrying amount of goodwill
Beginning Balance	389	[2]
Additions	85
VIE deconsolidation	0	[3]
Currency translation adjustment	(25)
Ending Balance	449
Latin America
Change in carrying amount of goodwill
Beginning Balance	83	[2]
Additions	0
VIE deconsolidation	0	[3]
Currency translation adjustment	(6)
Ending Balance	77
Asia Pacific
Change in carrying amount of goodwill
Beginning Balance	232	[2]
Additions	0
VIE deconsolidation	0	[3]
Currency translation adjustment	(9)
Ending Balance	$ 223

[1] Condensed from audited financial statements.

[2] In conjunction with the establishment of the Kashi operating segment, included within the North America Other reportable segment, goodwill was reallocated on a relative fair value basis. All prior period balances were updated to conform with current presentation. See Note 13 for further discussion.

[3] See discussion regarding VIE deconsolidation in the Noncontrolling interest section of Note 5.