Segment Reporting Segment Adjusted EBITDA (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 02, 2016	Sep. 27, 2015	Oct. 02, 2016	Sep. 27, 2015
Segment Reporting Information [Line Items]
General corporate expenses	$ (27)	$ (36)	$ (107)	$ (106)
Depreciation and amortization (excluding integration and restructuring expenses)	(116)	(193)	(401)	(619)
Integration and restructuring expenses	(237)	(482)	(781)	(681)
Merger costs	(4)	(139)	(33)	(193)
Unrealized gains/(losses) on commodity hedges	(22)	0	23	23
Impairment losses	0	0	(53)	(58)
Gains/(losses) on sale of business	0	0	0	21
Nonmonetary currency devaluation	(1)	0	(4)	(49)
Equity award compensation expense (excluding integration and restructuring expenses)	(10)	(16)	(30)	(60)
Other pro forma adjustments	0	(253)	0	(1,896)
Operating income	1,413	399	4,562	1,352
Interest expense	311	460	824	1,055
Other expense/(income), net	(3)	108	(5)	314
Income/(loss) before income taxes	1,105	(169)	3,743	(17)
United States
Segment Reporting Information [Line Items]
Segment Adjusted EBITDA	1,349	1,033	4,360	3,364
Canada
Segment Reporting Information [Line Items]
Segment Adjusted EBITDA	148	110	491	374
Europe
Segment Reporting Information [Line Items]
Segment Adjusted EBITDA	183	223	572	662
Rest of World
Segment Reporting Information [Line Items]
Segment Adjusted EBITDA	$ 150	$ 152	$ 525	$ 570