Basis of Presentation and Our Divisions Basis of Presentation and Our Divisions (Share-Based Compensation Expense) (Details)	12 Months Ended
	Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016
Frito Lay North America [Member]
Segment Reporting Information [Line Items]
Share Based Compensation Percentage Allocation by Division	13.00%	13.00%	14.00%
Quaker Foods North America [Member]
Segment Reporting Information [Line Items]
Share Based Compensation Percentage Allocation by Division	1.00%	1.00%	2.00%
North America Beverages [Member]
Segment Reporting Information [Line Items]
Share Based Compensation Percentage Allocation by Division	18.00%	18.00%	22.00%
Latin America [Member]
Segment Reporting Information [Line Items]
Share Based Compensation Percentage Allocation by Division	8.00%	7.00%	7.00%
Europe Sub-Saharan Africa [Member]
Segment Reporting Information [Line Items]
Share Based Compensation Percentage Allocation by Division	9.00%	9.00%	11.00%
Asia, Middle East and North Africa [Member]
Segment Reporting Information [Line Items]
Share Based Compensation Percentage Allocation by Division	8.00%	9.00%	10.00%
Corporate, Non-Segment [Member]
Segment Reporting Information [Line Items]
Share Based Compensation Percentage Allocation by Division	43.00%	43.00%	34.00%