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 Income (Loss)	Repurchased Common Stock	Total Common Shareholder's Equity	Noncontrolling Interests
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest			$ 23		$ 63,443	$ (15,476)
Common Stocks, Including Additional Paid in Capital				$ 3,910
Treasury Stock, Value							$ (38,446)
Noncontrolling interests									$ 98
Common Stock, Dividends, Per Share, Declared		$ 2.0975
Balance, beginning of year, shares at Dec. 26, 2020			1,380
Balance, end of year, shares at Jun. 12, 2021			1,382
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Treasury Stock, Value, Acquired, Cost Method			$ 0
Share-based compensation expense				145
Stock Issued During Period, Value, Stock Options Exercised				(119)			$ 219
Withholding tax on RSUs and PSUs converted				(73)
Net income attributable to PepsiCo		$ 4,072			4,072
Cash dividends declared - common	[1]				(2,910)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent						617
Shares issued, beginning of year at Dec. 26, 2020							(487)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock Repurchased During Period, Shares			2				(1)
Stock option exercises, shares							3
Stock Repurchased During Period, Value							$ (106)
Shares issued, end of period at Jun. 12, 2021							(485)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Less: Net income attributable to noncontrolling interests		$ 23							23
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders									(20)
Other									(2)
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest			$ 23		63,740	(15,246)
Common Stocks, Including Additional Paid in Capital				3,800
Treasury Stock, Value							$ (38,370)
Noncontrolling interests									106
Common Stock, Dividends, Per Share, Declared		$ 1.075
Balance, beginning of year, shares at Mar. 20, 2021			1,382
Balance, end of year, shares at Jun. 12, 2021			1,382
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Treasury Stock, Value, Acquired, Cost Method			$ 0
Share-based compensation expense				65
Stock Issued During Period, Value, Stock Options Exercised				0			$ 37
Withholding tax on RSUs and PSUs converted				(2)
Net income attributable to PepsiCo		$ 2,358			2,358
Cash dividends declared - common	[1]				(1,493)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent						387
Shares issued, beginning of year at Mar. 20, 2021							(485)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock Repurchased During Period, Shares			0				0
Stock option exercises, shares							0
Stock Repurchased During Period, Value							$ 0
Shares issued, end of period at Jun. 12, 2021							(485)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Less: Net income attributable to noncontrolling interests		14							14
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders									(19)
Other									(2)
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest		15,398	$ 23		64,605	(14,859)		$ 15,299
Common Stocks, Including Additional Paid in Capital				3,863
Treasury Stock, Value							$ (38,333)
Noncontrolling interests									99
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest		16,151	$ 23		65,165	(14,898)
Common Stocks, Including Additional Paid in Capital				4,001
Treasury Stock, Value		38,248					(38,248)
Noncontrolling interests		$ 108							108
Common Stock, Dividends, Per Share, Declared		$ 2.225
Balance, beginning of year, shares at Dec. 25, 2021			1,383
Balance, end of year, shares at Jun. 11, 2022			1,381
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Treasury Stock, Value, Acquired, Cost Method			$ 0
Share-based compensation expense				159
Stock Issued During Period, Value, Stock Options Exercised				(103)			$ 192
Withholding tax on RSUs and PSUs converted				(87)
Net income attributable to PepsiCo		$ 5,690			5,690
Cash dividends declared - common	[1]				(3,092)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent						482
Shares issued, beginning of year at Dec. 25, 2021							(484)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock Repurchased During Period, Shares			(2)				(4)
Stock option exercises, shares							2
Stock Repurchased During Period, Value							$ (731)
Shares issued, end of period at Jun. 11, 2022							(486)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Less: Net income attributable to noncontrolling interests		$ 29							29
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders									(14)
Other									(2)
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest			$ 23		67,934	(15,343)
Common Stocks, Including Additional Paid in Capital				3,893
Treasury Stock, Value							$ (38,305)
Noncontrolling interests									118
Common Stock, Dividends, Per Share, Declared		$ 1.15
Balance, beginning of year, shares at Mar. 19, 2022			1,384
Balance, end of year, shares at Jun. 11, 2022			1,381
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Treasury Stock, Value, Acquired, Cost Method			$ 0
Share-based compensation expense				76
Stock Issued During Period, Value, Stock Options Exercised				3			$ 36
Withholding tax on RSUs and PSUs converted				(2)
Net income attributable to PepsiCo		$ 1,429			1,429
Cash dividends declared - common	[1]				(1,600)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent						927
Shares issued, beginning of year at Mar. 19, 2022							(483)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock Repurchased During Period, Shares			(3)				(3)
Stock option exercises, shares							0
Stock Repurchased During Period, Value							$ (518)
Shares issued, end of period at Jun. 11, 2022							(486)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Less: Net income attributable to noncontrolling interests		17							17
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders									(14)
Other									0
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest		18,674	$ 23		$ 67,763	$ (14,416)		$ 18,553
Common Stocks, Including Additional Paid in Capital				$ 3,970
Treasury Stock, Value		38,787					$ (38,787)
Noncontrolling interests		$ 121							$ 121

[1] Cash dividends declared per common share were $1.15 and $1.075 for the 12 weeks ended June 11, 2022 and June 12, 2021, respectively and $2.225 and $2.0975 for the 24 weeks ended June 11, 2022 and June 12, 2021, respectively.