v3.19.3.a.u2
Cover Page - USD ($)
$ in Billions
12 Months Ended
Dec. 28, 2019
Feb. 06, 2020
Jun. 14, 2019
Document and Entity Information [Line Items]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 28, 2019    
Document Transition Report false    
Entity File Number 1-1183    
Entity Registrant Name PepsiCo, Inc.    
Entity Incorporation, State or Country Code NC    
Entity Tax Identification Number 13-1584302    
Entity Address, Address Line One 700 Anderson Hill Road    
Entity Address, City or Town Purchase    
Entity Address, State or Province NY    
Entity Address, Postal Zip Code 10577    
City Area Code 914    
Local Phone Number 253-2000    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Large Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
Entity Shell Company false    
Entity Public Float     $ 185.4
Entity Common Stock, Shares Outstanding   1,389,544,618  
Documents Incorporated by Reference [Text Block] Portions of the Proxy Statement relating to PepsiCo, Inc.’s 2020 Annual Meeting of Shareholders are incorporated by reference into Part III of this Form 10-K.    
Amendment Flag false    
Entity Central Index Key 0000077476    
Document Fiscal Year Focus 2019    
Document Fiscal Period Focus FY    
Current Fiscal Year End Date --12-28    
Common stock, par value 1-2/3 cents per share      
Document and Entity Information [Line Items]      
Title of 12(b) Security Common Stock, par value 1-2/3 cents per share    
Trading Symbol PEP    
Security Exchange Name NASDAQ    
Two Point Five Percent Notes Due 2022      
Document and Entity Information [Line Items]      
Title of 12(b) Security 2.500% Senior Notes Due 2022    
Trading Symbol PEP22a    
Security Exchange Name NASDAQ    
One Point Seven Five Percent Notes Due 2021      
Document and Entity Information [Line Items]      
Title of 12(b) Security 1.750% Senior Notes Due 2021    
Trading Symbol PEP21a    
Security Exchange Name NASDAQ    
Two Point Six Two Five Percent Notes Due 2026      
Document and Entity Information [Line Items]      
Title of 12(b) Security 2.625% Senior Notes Due 2026    
Trading Symbol PEP26    
Security Exchange Name NASDAQ    
Zero Point Eight Seven Five Percent Notes Due 2028      
Document and Entity Information [Line Items]      
Title of 12(b) Security 0.875% Senior Notes Due 2028    
Trading Symbol PEP28    
Security Exchange Name NASDAQ    
Zero Point Seven Five Percent Notes Due 2027      
Document and Entity Information [Line Items]      
Title of 12(b) Security 0.750% Senior Notes Due 2027    
Trading Symbol PEP27    
Security Exchange Name NASDAQ    
One Point One Two Five Percent Notes Due 2031      
Document and Entity Information [Line Items]      
Title of 12(b) Security 1.125% Senior Notes Due 2031    
Trading Symbol PEP31    
Security Exchange Name NASDAQ    
Zero Point Eight Seven Five Notes Due 2039      
Document and Entity Information [Line Items]      
Title of 12(b) Security 0.875% Senior Notes Due 2039    
Trading Symbol PEP39    
Security Exchange Name NASDAQ