Net Income Attributable to PepsiCo per Common Share - Basic And Diluted Net Income Per Common Share (Detail) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		8 Months Ended
	Sep. 09, 2023	Sep. 03, 2022	Sep. 09, 2023	Sep. 03, 2022
Earnings Per Share [Abstract]
Earnings Per Share, Basic (in USD per share)	$ 2.25	$ 1.96	$ 5.64	$ 6.07
Net Income (Loss) Available to Common Stockholders, Basic	$ 3,092	$ 2,702	$ 7,772	$ 8,392
Weighted Average Number of Shares Outstanding, Basic (in shares)	1,376	1,380	1,377	1,382
Dilutive Securities [Abstract]
Dilutive Securities, Effect on Basic Earnings Per Share, Options and Restrictive Stock Units	$ 0	$ 0	$ 0	$ 0
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements	7	7	7	7
Net Income (Loss) Available to Common Stockholders, Diluted	$ 3,092	$ 2,702	$ 7,772	$ 8,392
Weighted Average Number of Shares Outstanding, Diluted	1,383	1,387	1,384	1,389
Earnings Per Share, Diluted (in USD per share)	$ 2.24	$ 1.95	$ 5.62	$ 6.04