CONDENSED CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended
	Mar. 19, 2016	Mar. 21, 2015
Statement of Comprehensive Income [Abstract]
Net income	$ 945	$ 1,231
Other Comprehensive Loss
Currency translation adjustment, pre-tax amount	(220)	(981)
Currency translation adjustment, tax amounts	0	0
Currency translation adjustment, after-tax amounts	(220)	(981)
Cash flow hedges:
Reclassification of net losses to net income, pre-tax amounts	21	(179)
Reclassification of net losses to net income, tax amounts	5	(70)
Net losses after tax	16	(109)
Net derivative gains/(losses), pre-tax amounts	0	(155)
Net derivative gains/(losses), tax amounts	1	(64)
Net derivative gains/(losses), after-tax amounts	(1)	(91)
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax [Abstract]
Reclassification of net losses to net income, pre-tax amounts	37	51
Reclassification of net losses to net income, tax amounts	12	17
Net losses after tax	25	34
Remeasurement of net liabilities and translation, pre-tax amounts	(15)	(31)
Remeasurement of net liabilities and translation, tax amounts	(48)	(7)
Remeasurement of net liabilities and translation, after-tax amounts	33	(24)
Unrealized (losses)/gains on securities, pre-tax amounts	(12)	16
Unrealized (losses)/gains on securities, tax amounts	(7)	8
Unrealized (losses)/gains on securities, after-tax amounts	(5)	8
Total Other Comprehensive Gain / (Loss), pre-tax amounts	(201)	(859)
Total Other Comprehensive Gain / (Loss), tax amounts	49	38
Total Other Comprehensive Gain / (Loss), after-tax amounts	(250)	(897)
Comprehensive Income	695	334
Comprehensive income attributable to noncontrolling interests	14	10
Comprehensive Income Attributable to PepsiCo	$ 681	$ 324