Segment Reporting Information by Operating Profit (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 11, 2022	Jun. 12, 2021	Jun. 11, 2022	Jun. 12, 2021
Segment Reporting Information [Line Items]
Operating Profit	$ 2,077	$ 3,129	$ 7,344	$ 5,441
Gain associated with the Juice Transaction	(13)	0	(3,335)	0
Debt and Equity Securities, Unrealized Gain (Loss)	56	39	64	69
Debt and Equity Securities, Unrealized Gain (Loss) - After Tax	$ 42	$ 30	$ 48	$ 52
Debt and Equity Securities, Unrealized Gain (Loss) - After Tax Per Share	$ 0.03	$ 0.02	$ 0.03	$ 0.04
Gain associated with the Juice Transaction, after-tax	$ 10		$ 2,880
Gain associated with the Juice Transaction, - per share amount	$ (0.01)		$ (2.07)
Brand portfolio impairment charges			$ 465	$ 0
Impairment of Intangible assets, indefinite-lived (excluding goodwill) - after-tax			$ 193
Impairment of Intangible assets, indefinite-lived (excluding goodwill) - per share amount			$ 0.14
Impairment of Intangible Assets (Excluding Goodwill) - Pretax			$ 241
Operating Segments [Member]
Segment Reporting Information [Line Items]
Operating Profit	$ 2,353	$ 3,528	7,824	5,979
Corporate Unallocated [Member]
Segment Reporting Information [Line Items]
Operating Profit	(276)	(399)	(480)	(538)
Frito Lay North America [Member]
Segment Reporting Information [Line Items]
Operating Profit	1,448	1,382	2,744	2,622
Quaker Foods North America [Member]
Segment Reporting Information [Line Items]
Operating Profit	135	128	294	278
PepsiCo Beverages North America [Member]
Segment Reporting Information [Line Items]
Operating Profit	651	809	4,085	1,175
Gain associated with the Juice Transaction			(3,037)
Impairment of Intangible assets, indefinite-lived (excluding goodwill) - after-tax			$ 107
Impairment of Intangible assets, indefinite-lived (excluding goodwill) - per share amount			$ 0.08
Impairment of Intangible Assets (Excluding Goodwill) - Pretax			$ 141
PepsiCo Beverages North America [Member] | Cost of sales
Segment Reporting Information [Line Items]
Impairment of Intangible Assets (Excluding Goodwill) - Pretax			8
PepsiCo Beverages North America [Member] | Selling, General and Administrative Expenses [Member]
Segment Reporting Information [Line Items]
Impairment of Intangible Assets (Excluding Goodwill) - Pretax			7
PepsiCo Beverages North America [Member] | Indefinite-Lived Intangible Assets
Segment Reporting Information [Line Items]
Impairment of Intangible Assets (Excluding Goodwill) - Pretax			126
Latin America (Segment)
Segment Reporting Information [Line Items]
Operating Profit	420	356	743	574
Impairment of Intangible assets, indefinite-lived (excluding goodwill) - after-tax			$ 56
Impairment of Intangible assets, indefinite-lived (excluding goodwill) - per share amount			$ 0.04
Impairment of Intangible Assets (Excluding Goodwill) - Pretax			$ 83
Latin America (Segment) | Selling, General and Administrative Expenses [Member]
Segment Reporting Information [Line Items]
Impairment of Intangible Assets (Excluding Goodwill) - Pretax			47
Latin America (Segment) | Indefinite-Lived Intangible Assets
Segment Reporting Information [Line Items]
Impairment of Intangible Assets (Excluding Goodwill) - Pretax			36
Europe (Segment)
Segment Reporting Information [Line Items]
Operating Profit	(797)	405	(933)	536
Gain associated with the Juice Transaction			(298)
Africa, Middle East and South Asia [Member]
Segment Reporting Information [Line Items]
Operating Profit	290	256	470	394
Asia Pacific, Australia and New Zealand, and China Region [Member]
Segment Reporting Information [Line Items]
Operating Profit	$ 206	$ 192	$ 421	$ 400