Restructuring and Impairment Charges - (Summary of 2019 Productivity Plan Charges) (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 17, 2023	Jun. 11, 2022	Jun. 17, 2023	Jun. 11, 2022
Restructuring Cost and Reserve [Line Items]
Cash payments			$ (187)	$ (82)
2019 Productivity Plan
Restructuring Cost and Reserve [Line Items]
Liability as of December 31, 2022			196
2023 restructuring charges	$ 92	$ 48	204	$ 75
Cash payments			(187)
Non-cash charges and translation			(7)
Liability as of June 17, 2023	$ 206		$ 206
Impact on net income attributable to PepsiCo per common share	$ (0.05)	$ (0.03)	$ (0.12)	$ (0.04)
Restructuring and Related Cost, Cost Incurred to Date	$ 1,659		$ 1,659
2019 Productivity Plan | FLNA
Restructuring Cost and Reserve [Line Items]
2023 restructuring charges	6	$ 3	13	$ 6
Restructuring and Related Cost, Cost Incurred to Date	223		223
2019 Productivity Plan | QFNA
Restructuring Cost and Reserve [Line Items]
2023 restructuring charges	0	0	0	0
Restructuring and Related Cost, Cost Incurred to Date	19		19
2019 Productivity Plan | PBNA
Restructuring Cost and Reserve [Line Items]
2023 restructuring charges	5	2	10	5
Restructuring and Related Cost, Cost Incurred to Date	236		236
2019 Productivity Plan | AMESA
Restructuring Cost and Reserve [Line Items]
2023 restructuring charges	0	3	5	5
Restructuring and Related Cost, Cost Incurred to Date	87		87
2019 Productivity Plan | APAC
Restructuring Cost and Reserve [Line Items]
2023 restructuring charges	4	3	5	4
Restructuring and Related Cost, Cost Incurred to Date	82		82
2019 Productivity Plan | LatAm
Restructuring Cost and Reserve [Line Items]
2023 restructuring charges	6	8	11	14
Restructuring and Related Cost, Cost Incurred to Date	182		182
2019 Productivity Plan | Europe
Restructuring Cost and Reserve [Line Items]
2023 restructuring charges	52	12	141	19
Restructuring and Related Cost, Cost Incurred to Date	484		484
Other than 2019 Productivity Plan
Restructuring Cost and Reserve [Line Items]
2023 restructuring charges			0
Corporate | 2019 Productivity Plan
Restructuring Cost and Reserve [Line Items]
2023 restructuring charges	19	14	20	19
Restructuring and Related Cost, Cost Incurred to Date	249		249
Severance and Other Employee Costs | 2019 Productivity Plan
Restructuring Cost and Reserve [Line Items]
Liability as of December 31, 2022			188
2023 restructuring charges	50	20	142	31
Cash payments			(120)
Non-cash charges and translation			(7)
Liability as of June 17, 2023	203		203
Restructuring and Related Cost, Cost Incurred to Date	949		949
[Asset Impairments] | 2019 Productivity Plan
Restructuring Cost and Reserve [Line Items]
2023 restructuring charges	0	0	0	0
Restructuring and Related Cost, Cost Incurred to Date	190		190
Other Costs | 2019 Productivity Plan
Restructuring Cost and Reserve [Line Items]
Liability as of December 31, 2022			8
2023 restructuring charges	42	28	62	44
Cash payments			(67)
Non-cash charges and translation			0
Liability as of June 17, 2023	3		3
Restructuring and Related Cost, Cost Incurred to Date	520		520
Cost of sales | 2019 Productivity Plan
Restructuring Cost and Reserve [Line Items]
2023 restructuring charges	3	0	6	5
Selling, general and administrative expenses | 2019 Productivity Plan
Restructuring Cost and Reserve [Line Items]
2023 restructuring charges	89	45	199	67
Other pension and retiree medical benefits expense/(income) (a) | 2019 Productivity Plan
Restructuring Cost and Reserve [Line Items]
2023 restructuring charges	0	3	(1)	3
Restructuring and Related Cost, Cost Incurred to Date	97		97
Restructuring, Settlement and Impairment Provisions, less Other pension and retiree medical benefits expense | 2019 Productivity Plan
Restructuring Cost and Reserve [Line Items]
2023 restructuring charges	92	45	205	72
Restructuring and Related Cost, Cost Incurred to Date	1,562		1,562
After-tax amount | 2019 Productivity Plan
Restructuring Cost and Reserve [Line Items]
2023 restructuring charges	$ 63	$ 40	$ 161	$ 61