Basis of Presentation and Our Divisions (Segment Reporting Information by Amortization of Intangible Assets and Depreciation and Other Amortization) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 30, 2023	Dec. 31, 2022	Dec. 25, 2021
Segment Reporting Information [Line Items]
Amortization of Intangible Assets	$ 75	$ 78	$ 91
Depreciation and Other Amortization	2,873	2,685	2,619
Operating Segments [Member]
Segment Reporting Information [Line Items]
Amortization of Intangible Assets	75	78	91
Depreciation and Other Amortization	2,775	2,564	2,496
Operating Segments [Member] | Frito Lay North America [Member]
Segment Reporting Information [Line Items]
Amortization of Intangible Assets	11	11	11
Depreciation and Other Amortization	736	653	594
Operating Segments [Member] | Quaker Foods North America [Member]
Segment Reporting Information [Line Items]
Amortization of Intangible Assets	0	0	0
Depreciation and Other Amortization	51	47	46
Operating Segments [Member] | PepsiCo Beverages North America [Member]
Segment Reporting Information [Line Items]
Amortization of Intangible Assets	22	22	25
Depreciation and Other Amortization	1,003	930	926
Operating Segments [Member] | Europe
Segment Reporting Information [Line Items]
Amortization of Intangible Assets	29	30	37
Depreciation and Other Amortization	347	357	364
Operating Segments [Member] | Africa, Middle East and South Asia [Member]
Segment Reporting Information [Line Items]
Amortization of Intangible Assets	3	4	5
Depreciation and Other Amortization	167	179	181
Operating Segments [Member] | Asia Pacific, Australia and New Zealand, and China Region [Member]
Segment Reporting Information [Line Items]
Amortization of Intangible Assets	8	8	9
Depreciation and Other Amortization	99	92	102
Operating Segments [Member] | Latin America
Segment Reporting Information [Line Items]
Amortization of Intangible Assets	2	3	4
Depreciation and Other Amortization	372	306	283
Corporate
Segment Reporting Information [Line Items]
Amortization of Intangible Assets	0	0	0
Depreciation and Other Amortization	$ 98	$ 121	$ 123