Accumulated Other Comprehensive Loss Attributable to Pepsico (Schedule of Accumulated Other Comprehensive Income (Loss)) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 28, 2013		Dec. 29, 2012		Dec. 31, 2011
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Other comprehensive income/(loss) attributable to PepsiCo	$ 360		$ 742		$ (2,599)
Currency translation adjustment	(3,247)		(1,946)		(2,688)
Cash flow hedges, net of tax	(76)		(94)		(112)
Unamortized pension and retiree medical, net of tax (a)	(1,861)	[1]	(3,491)	[1]	(3,419)	[1]
Unrealized gain on securities, net of tax	109		80		62
Other	(52)		(36)		(72)
Accumulated other comprehensive loss attributable to PepsiCo	(5,127)		(5,487)		(6,229)
Net of taxes decrease to opening balance of accumulated other comprehensive loss attributable to Pepsico	$ 945		$ 1,832		$ 1,831

[1] Net of taxes of $945 million in 2013, $1,832 million in 2012 and $1,831 million in 2011.