CONDENSED CONSOLIDATED STATEMENT OF EQUITY (USD $) In Millions, unless otherwise specified	Total	Preferred Stock	Redeemable Preferred Stock [Member]	Common Stock	Capital in Excess of Par Value		Retained Earnings	Accumulated Other Comprehensive Loss	Repurchased Common Stock [Member]	Equity [Member]	Noncontrolling Interests
Balance, beginning of year at Dec. 28, 2013			$ (171)	$ 25	$ 4,095		$ 46,420	$ (5,127)	$ (21,004)		$ 110
Shares issued, beginning of year at Dec. 28, 2013			(0.6)						(337.0)
Balance, beginning of year, shares at Dec. 28, 2013				1,529
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Redemptions, shares			0
Stock Repurchased During Period, Shares				(10)					(15)
Stock Repurchased During Period, Value				0					(1,249)
Redemptions			(2)
Stock-based compensation expense					72
Other					16
Net income attributable to PepsiCo	1,216						1,216
Cash dividends declared - common							(863)
Cash dividends declared - RSUs							(3)
Currency translation adjustment								(873)			(1)
Cash flow hedges:
Reclassification of net losses to net income	6							6
Net derivative losses	11							11
Pension and retiree medical:
Reclassification of net losses to net income								32
Remeasurement of net liabilities and translation								2
Unrealized gains on securities, net of tax	9							9
Stock option exercises, shares									3
Stock option exercises					(172)	[1]			204
Payments Related to Tax Withholding for Share-based Compensation					(69)
Other (in shares)									2
Other									157
Net income attributable to noncontrolling interests	(11)										11
Stock option exercises/RSUs converted, tax benefits	17
Balance, end of period at Mar. 22, 2014		41	(173)	25	3,942		46,770	(5,940)	(21,892)	22,893	120
Total PepsiCo Common Shareholders’ Equity at Mar. 22, 2014	22,905
Shares issued, end of period at Mar. 22, 2014		0.8	(0.6)						(347.0)
Balance, end of year, shares at Mar. 22, 2014				1,519
Balance, beginning of year at Dec. 27, 2014	17,548		(181)	25	4,115		49,092	(10,669)	(24,985)		110
Shares issued, beginning of year at Dec. 27, 2014			(0.7)						(378.0)
Balance, beginning of year, shares at Dec. 27, 2014				1,488
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Redemptions, shares			0
Stock Repurchased During Period, Shares				(9)					(12)
Stock Repurchased During Period, Value				0					(1,166)
Redemptions			(1)
Stock-based compensation expense					76
Other					(4)
Net income attributable to PepsiCo	1,221						1,221
Cash dividends declared - common							(971)
Cash dividends declared - RSUs							(7)
Currency translation adjustment								(981)
Cash flow hedges:
Reclassification of net losses to net income	109							109
Net derivative losses	(91)							(91)
Pension and retiree medical:
Reclassification of net losses to net income								34
Remeasurement of net liabilities and translation								24
Unrealized gains on securities, net of tax	8							8
Stock option exercises, shares									3
Stock option exercises					(36)	[1]			204
Payments Related to Tax Withholding for Share-based Compensation					(22)
Other									34
Net income attributable to noncontrolling interests	(10)										10
Stock option exercises/RSUs converted, tax benefits	29
Balance, end of period at Mar. 21, 2015	15,989	41	(182)	25	4,129		49,335	(11,566)	(25,913)	15,989	120
Total PepsiCo Common Shareholders’ Equity at Mar. 21, 2015	$ 16,010									$ 16,010
Shares issued, end of period at Mar. 21, 2015		0.8	(0.7)						(387.0)
Balance, end of year, shares at Mar. 21, 2015				1,479

[1] Includes total tax benefits of $29 million in 2015 and $17 million in 2014.