Basis of Presentation and Our Divisions (Segment Reporting Information by Total Assets and Capital Spending) (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 30, 2017	Dec. 31, 2016	Dec. 26, 2015
Segment Reporting Information [Line Items]
Total Assets		$ 79,804	$ 73,490
Capital Spending		2,969	3,040	$ 2,758
FLNA
Segment Reporting Information [Line Items]
Total Assets		5,979	5,731
Capital Spending		665	801	608
QFNA
Segment Reporting Information [Line Items]
Total Assets		804	811
Capital Spending		44	41	40
NAB
Segment Reporting Information [Line Items]
Total Assets		28,592	28,172
Capital Spending		904	769	695
Latin America
Segment Reporting Information [Line Items]
Total Assets		4,976	4,568
Capital Spending		481	507	368
ESSA
Segment Reporting Information [Line Items]
Total Assets		13,556	12,302
Capital Spending		481	439	404
AMENA
Segment Reporting Information [Line Items]
Total Assets		5,668	5,261
Capital Spending		308	381	441
Total Division
Segment Reporting Information [Line Items]
Total Assets		59,575	56,845
Capital Spending		2,883	2,938	2,556
Corporate
Segment Reporting Information [Line Items]
Total Assets	[1]	20,229	16,645
Capital Spending	[1]	$ 86	$ 102	$ 202

[1] Corporate assets consist principally of certain cash and cash equivalents, short-term investments, derivative instruments, property, plant and equipment and tax assets. In 2017, the change in total Corporate assets was primarily due to an increase in short-term investments and cash and cash equivalents.