Basis of Presentation and Our Divisions (Segment Reporting Information by Net Revenue and Long-Lived Assets) (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 30, 2017		Dec. 31, 2016	Dec. 26, 2015
Segment Reporting Information [Line Items]
Net Revenue		$ 63,525		$ 62,799	$ 63,056
Long-Lived Assets	[1]	47,864		46,404
Venezuela impairment charges		0		0	1,359
UNITED STATES
Segment Reporting Information [Line Items]
Net Revenue		36,546		36,732	35,266
Long-Lived Assets	[1]	28,418		28,382
MEXICO
Segment Reporting Information [Line Items]
Net Revenue		3,650		3,431	3,687
Long-Lived Assets	[1]	1,205		998
CANADA
Segment Reporting Information [Line Items]
Net Revenue		2,691		2,692	2,677
Long-Lived Assets	[1]	2,739		2,499
Russia [Member]
Segment Reporting Information [Line Items]
Net Revenue		3,232	[2]	2,648	2,797
Long-Lived Assets	[1]	4,708	[2]	4,373
UNITED KINGDOM
Segment Reporting Information [Line Items]
Net Revenue		1,650		1,737	1,966
Long-Lived Assets	[1]	817		852
BRAZIL
Segment Reporting Information [Line Items]
Net Revenue		1,427		1,305	1,289
Long-Lived Assets	[1]	777		796
All Other Countries [Member]
Segment Reporting Information [Line Items]
Net Revenue		14,329		14,254	$ 15,374
Long-Lived Assets	[1]	$ 9,200		$ 8,504

[1] Long-lived assets represent property, plant and equipment, nonamortizable intangible assets, amortizable intangible assets and investments in noncontrolled affiliates. These assets are reported in the country where they are primarily used.

[2] Change in net revenue and long-lived assets in 2017 primarily reflects appreciation of the Russian ruble.