Net Income Attributable to PepsiCo per Common Share (Basic and Diluted Net Income Attributable to PepsiCo Per Common Share) (Details) (USD $) In Millions, except Per Share data	3 Months Ended				6 Months Ended
	Jun. 11, 2011		Jun. 12, 2010		Jun. 11, 2011		Jun. 12, 2010
Net Income Attributable to PepsiCo per Common Share
Net income attributable to PepsiCo	$ 1,885		$ 1,603		$ 3,028		$ 3,033
Dividends, Preferred	(1)		(1)		(1)		(1)
Redemption premium	(1)		(1)		(3)		(2)
Net income available for PepsiCo common shareholders	1,883		1,601		3,024		3,030
Net income available for PepsiCo common stockholders-shares	1,583	[1]	1,608	[1]	1,583	[1]	1,595	[1]
Basic net income attributable to PepsiCo per common share	$ 1.19		$ 1.00		$ 1.91		$ 1.90
Stock options and RSUs-shares	21	[1],[2]	25	[1],[2]	21	[1],[2]	24	[1],[2]
ESOP convertible preferred stock-value	2		2		4		3
ESOP convertible preferred stock-shares	1	[1]	1	[1]	1	[1]	1	[1]
Diluted shares-value	$ 1,885		$ 1,603		$ 3,028		$ 3,033
Diluted-shares	1,605	[1]	1,634	[1]	1,605	[1]	1,620	[1]
Diluted net income attributable to PepsiCo per common share	$ 1.17		$ 0.98		$ 1.89		$ 1.87
Out-of-the money options excluded from earnings per share	10.1		22.9		20.7		21.8
Out-of-the money options average exercise price	$ 68.88		$ 67.60		$ 67.35		$ 67.33

[1] Weighted-average common shares outstanding (in millions).

[2] Options to purchase 10.1 million and 20.7 million shares, respectively, for the 12 and 24 weeks in 2011 were not included in the calculation of earnings per share because these options were out-of-the-money. These out-of-the-money options had average exercise prices of $68.88 and $67.35, respectively. Options to purchase 22.9 million and 21.8 million shares, respectively, for the 12 and 24 weeks in 2010 were not included in the calculation of earnings per share because these options were out-of-the-money. Out-of-the-money options for the 12 and 24 weeks in 2010 had average exercise prices of $67.60 and $67.33, respectively.