Basis of Presentation and Our Divisions (COVID-19) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 25, 2021	Dec. 26, 2020
Segment Reporting Information [Line Items]
Charges Related to Novel Coronavirus (COVID-19)	$ 95	$ 148	$ 774
Frito Lay North America [Member]
Segment Reporting Information [Line Items]
Charges Related to Novel Coronavirus (COVID-19)	25	56	229
Quaker Foods North America [Member]
Segment Reporting Information [Line Items]
Charges Related to Novel Coronavirus (COVID-19)	1	2	15
PepsiCo Beverages North America [Member]
Segment Reporting Information [Line Items]
Charges Related to Novel Coronavirus (COVID-19)	23	(11)	304
Africa, Middle East and South Asia [Member]
Segment Reporting Information [Line Items]
Charges Related to Novel Coronavirus (COVID-19)	5	7	33
Asia Pacific, Australia and New Zealand, and China Region [Member]
Segment Reporting Information [Line Items]
Charges Related to Novel Coronavirus (COVID-19)	21	9	3
Latin America
Segment Reporting Information [Line Items]
Charges Related to Novel Coronavirus (COVID-19)	15	64	102
Europe
Segment Reporting Information [Line Items]
Charges Related to Novel Coronavirus (COVID-19)	$ 5	$ 21	$ 88