Consolidated Statement of Equity - USD ($) shares in Thousands, $ in Millions		Total	Common Stock	Capital In Excess Of Par Value	Retained Earnings	Accumulated Other Comprehensive Loss	Repurchased Common Stock	Total Common Shareholders' Equity	Noncontrolling Interests
Increase (Decrease) in Stockholders' Equity [Roll Forward]
New Accounting Pronouncement or Change in Accounting Principle, Cumulative Effect of Change on Equity or Net Assets					$ (34)
Stock Repurchased During Period, Value							$ (2,000)
Balance, beginning of year (in shares) at Dec. 28, 2019							(476,000)
Balance, end of year (in shares) at Dec. 26, 2020							(487,000)
Balance, outstanding, beginning of year (in shares) at Dec. 28, 2019			1,391,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock Repurchased During Period, Shares			(11,000)				(15,000)
Balance, outstanding, end of year (in shares) at Dec. 26, 2020			1,380,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation expense				$ 263
Stock option exercises, RSUs, and PSUs converted				(143)			$ (322)
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation				(96)
Other				0
Share repurchases			$ 0
Stock option exercises (in shares)							4,000
Other (in shares)							0
Other, net							$ 1		$ 0
Dividends, Common Stock, Cash	[1]				(5,589)
Balance, beginning of year at Dec. 28, 2019			23	3,886	61,946	$ (14,300)	(36,769)		82
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (Loss) Attributable to Noncontrolling Interest		$ 55							55
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders									(44)
Other comprehensive income/(loss) attributable to PepsiCo						(1,176)
Balance, end of year at Dec. 26, 2020		13,552	$ 23	3,910	63,443	(15,476)	(38,446)	$ 13,454	98
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		$ 7,120			7,120
Common Stock, Dividends, Per Share, Declared		$ 4.0225
Acquisitions And Divestitures To Noncontrolling Interest									5
New Accounting Pronouncement or Change in Accounting Principle, Cumulative Effect of Change on Equity or Net Assets					0
Stock Repurchased During Period, Value							$ (106)
Balance, end of year (in shares) at Dec. 25, 2021							(484,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock Repurchased During Period, Shares			3,000				(1,000)
Balance, outstanding, end of year (in shares) at Dec. 25, 2021			1,383,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation expense				302
Stock option exercises, RSUs, and PSUs converted				(118)			$ (303)
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation				(92)
Other				(1)
Share repurchases			$ 0
Stock option exercises (in shares)							4,000
Other (in shares)							0
Other, net							$ 1		(2)
Dividends, Common Stock, Cash	[1]				(5,896)
Net Income (Loss) Attributable to Noncontrolling Interest		$ 61							61
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders									(49)
Other comprehensive income/(loss) attributable to PepsiCo						578
Balance, end of year at Dec. 25, 2021		16,151	$ 23	4,001	65,165	(14,898)	(38,248)	16,043	108
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		$ 7,618			7,618
Common Stock, Dividends, Per Share, Declared		$ 4.2475
Acquisitions And Divestitures To Noncontrolling Interest									0
New Accounting Pronouncement or Change in Accounting Principle, Cumulative Effect of Change on Equity or Net Assets					0
Stock Repurchased During Period, Value							$ (1,500)
Balance, end of year (in shares) at Dec. 31, 2022							(490,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock Repurchased During Period, Shares			(6,000)				(9,000)
Balance, outstanding, end of year (in shares) at Dec. 31, 2022			1,377,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation expense				346
Stock option exercises, RSUs, and PSUs converted				(102)			$ (240)
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation				(107)
Other				(4)
Share repurchases			$ 0
Stock option exercises (in shares)		1,578					3,000
Other (in shares)							0
Other, net							$ 2		(4)
Dividends, Common Stock, Cash	[1]				(6,275)
Net Income (Loss) Attributable to Noncontrolling Interest		$ 68							68
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders									(69)
Other comprehensive income/(loss) attributable to PepsiCo						(404)
Balance, end of year at Dec. 31, 2022		17,273	$ 23	$ 4,134	67,800	$ (15,302)	$ (39,506)	$ 17,149	124
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		$ 8,910			$ 8,910
Common Stock, Dividends, Per Share, Declared		$ 4.5250
Acquisitions And Divestitures To Noncontrolling Interest									$ 21

[1] (a) Cash dividends declared per common share were $4.5250, $4.2475 and $4.0225 for 2022, 2021 and 2020, respectively.