CONDENSED CONSOLIDATED STATEMENT OF EQUITY - USD ($) shares in Millions, $ in Millions		Total	Common Stock	Capital in Excess of Par Value	Retained Earnings	Accumulated Other Comprehensive Loss	Total PepsiCo Common Shareholders’ Equity	Noncontrolling Interests	Treasury Stock, Common
Common stock, dividends, declared (in USD per share)		$ 3.375
Balance, beginning of period, shares (in shares) at Dec. 25, 2021			1,383
Balance, beginning of period at Dec. 25, 2021			$ 23	$ 4,001	$ 65,165	$ (14,898)		$ 108	$ (38,248)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Changes in repurchased common stock (in shares)			(4)						(7)
Change in repurchased common stock			$ 0
Share-based compensation expense				236
Stock option exercises, RSUs and PSUs converted				(102)					$ 215
Withholding tax on RSUs and PSUs converted				(97)
Other				(2)
Net income attributable to PepsiCo		$ 8,392			8,392
Cash dividends declared - common	[1]				(4,685)
Other comprehensive (loss)/income attributable to PepsiCo						155
Balance, beginning of period, shares issued (in shares) at Dec. 25, 2021									(484)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock option exercises, RSUs and PSUs converted (in shares)									3
Other (in shares)									0
Share repurchases									$ (1,179)
Balance, end of period, shares issued (in shares) at Sep. 03, 2022									(488)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income attributable to noncontrolling interest		51						51
Distributions to noncontrolling interests								(20)
Acquisitions								21
Other, net								(2)	$ 1
Balance, end of period, shares (in shares) at Sep. 03, 2022			1,379
Balance, end of period at Sep. 03, 2022		$ 19,135	$ 23	4,036	68,872	(14,743)	$ 18,977	158	(39,211)
Common stock, dividends, declared (in USD per share)		$ 1.15
Balance, beginning of period, shares (in shares) at Jun. 11, 2022			1,381
Balance, beginning of period at Jun. 11, 2022			$ 23	3,970	67,763	(14,416)		121	$ (38,787)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Changes in repurchased common stock (in shares)			(2)						(3)
Change in repurchased common stock			$ 0
Share-based compensation expense				77
Stock option exercises, RSUs and PSUs converted				1					$ 23
Withholding tax on RSUs and PSUs converted				(10)
Other				(2)
Net income attributable to PepsiCo		$ 2,702			2,702
Cash dividends declared - common	[1]				(1,593)
Other comprehensive (loss)/income attributable to PepsiCo						(327)
Balance, beginning of period, shares issued (in shares) at Jun. 11, 2022									(486)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock option exercises, RSUs and PSUs converted (in shares)									1
Other (in shares)									0
Share repurchases									$ (448)
Balance, end of period, shares issued (in shares) at Sep. 03, 2022									(488)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income attributable to noncontrolling interest		22						22
Distributions to noncontrolling interests								(6)
Acquisitions								21
Other, net								0	$ 1
Balance, end of period, shares (in shares) at Sep. 03, 2022			1,379
Balance, end of period at Sep. 03, 2022		$ 19,135	$ 23	4,036	68,872	(14,743)	18,977	158	(39,211)
Common stock, dividends, declared (in USD per share)		$ 3.68
Balance, beginning of period, shares (in shares) at Dec. 31, 2022			1,377
Balance, beginning of period at Dec. 31, 2022		$ 17,273	$ 23	4,134	67,800	(15,302)		124	$ (39,506)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Changes in repurchased common stock (in shares)			(2)						(5)
Change in repurchased common stock			$ 0
Share-based compensation expense				267
Stock option exercises, RSUs and PSUs converted				(108)					$ 208
Withholding tax on RSUs and PSUs converted				(135)
Other				(4)
Net income attributable to PepsiCo		7,772			7,772
Cash dividends declared - common	[1]				(5,093)
Other comprehensive (loss)/income attributable to PepsiCo						(492)
Balance, beginning of period, shares issued (in shares) at Dec. 31, 2022									(490)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock option exercises, RSUs and PSUs converted (in shares)									3
Other (in shares)									0
Share repurchases									$ (759)
Balance, end of period, shares issued (in shares) at Sep. 09, 2023									(492)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income attributable to noncontrolling interest		59						59
Distributions to noncontrolling interests								(15)
Acquisitions								0
Other, net								(4)	$ 1
Balance, end of period, shares (in shares) at Sep. 09, 2023			1,375
Balance, end of period at Sep. 09, 2023		$ 18,970	$ 23	4,154	70,479	(15,794)	18,806	164	(40,056)
Common stock, dividends, declared (in USD per share)		$ 1.265
Balance, beginning of period, shares (in shares) at Jun. 17, 2023			1,377
Balance, beginning of period at Jun. 17, 2023			$ 23	4,082	69,135	(15,780)		140	$ (39,775)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Changes in repurchased common stock (in shares)			(2)						(2)
Change in repurchased common stock			$ 0
Share-based compensation expense				88
Stock option exercises, RSUs and PSUs converted				3					$ 11
Withholding tax on RSUs and PSUs converted				(16)
Other				(3)
Net income attributable to PepsiCo		$ 3,092			3,092
Cash dividends declared - common	[1]				(1,748)
Other comprehensive (loss)/income attributable to PepsiCo						(14)
Balance, beginning of period, shares issued (in shares) at Jun. 17, 2023									(490)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock option exercises, RSUs and PSUs converted (in shares)									0
Other (in shares)									0
Share repurchases									$ (293)
Balance, end of period, shares issued (in shares) at Sep. 09, 2023									(492)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income attributable to noncontrolling interest		24						24
Distributions to noncontrolling interests								0
Acquisitions								0
Other, net								0	$ 1
Balance, end of period, shares (in shares) at Sep. 09, 2023			1,375
Balance, end of period at Sep. 09, 2023		$ 18,970	$ 23	$ 4,154	$ 70,479	$ (15,794)	$ 18,806	$ 164	$ (40,056)

[1] Cash dividends declared per common share were $1.265 and $1.15 for the 12 weeks ended September 9, 2023 and September 3, 2022, respectively, and $3.68 and $3.375 for the 36 weeks ended September 9, 2023 and September 3, 2022, respectively.