Financial Instruments (Fair Values of Financial Assets and Liabilities) (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
Dec. 25, 2021	Dec. 26, 2020
Derivatives, Fair Value [Line Items]
Senior Notes	$ 0	$ 200
Short-term Investments	392	1,366
Total asset derivatives at fair value	167	79
Total liability derivatives at fair value	312	393
Total Financial Assets at Fair Value	525	328
Total Financial Liabilities at Fair Value	817	1,731
Hedged Liability, Fair Value Hedge, Cumulative Increase (Decrease)	0	2
Business Combinations [Abstract]
Business Combination, Contingent Consideration, Liability	0	861
Business Combination, Contingent Consideration, Asset	$ 0	0
Duration of contingent consideration arrangement	15 years
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Period Increase (Decrease)	$ 2
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Settlements	773
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings	86
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings, after tax	$ 66
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings, after tax, per share impact	$ 0.05
PepsiCo Beverages North America [Member]
Business Combinations [Abstract]
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High	$ 1,100
Derivatives Designated As Cash Flow Hedging Instruments Assets [Member]
Derivatives, Fair Value [Line Items]
Derivatives designated as hedging instruments, Assets, Total	113	54
Derivatives Designated As Cash Flow Hedging Instruments Liabilities [Member]
Derivatives, Fair Value [Line Items]
Derivatives designated as hedging instruments, Liabilities, Total	283	378
Derivatives Not Designated As Hedging Instruments Assets [Member]
Derivatives, Fair Value [Line Items]
Derivatives not designated as hedging instruments, Assets, Total	54	23
Derivatives Not Designated As Hedging Instruments Liabilities [Member]
Derivatives, Fair Value [Line Items]
Other Derivatives Not Designated as Hedging Instruments Liabilities at Fair Value	29	15
Fair Value, Inputs, Level 2 [Member] \| Derivatives Designated As Fair Value Hedging Instruments Assets [Member]
Derivatives, Fair Value [Line Items]
Interest rate derivatives	0	2
Fair Value, Inputs, Level 2 [Member] \| Derivatives Designated As Fair Value Hedging Instruments Liabilities [Member]
Derivatives, Fair Value [Line Items]
Interest rate derivatives	0	0
Fair Value, Inputs, Level 2 [Member] \| Derivatives Designated As Cash Flow Hedging Instruments Assets [Member]
Derivatives, Fair Value [Line Items]
Foreign Exchange Forward contracts	29	9
Interest rate derivatives	14	13
Commodity contracts - other	70	32
Fair Value, Inputs, Level 2 [Member] \| Derivatives Designated As Cash Flow Hedging Instruments Liabilities [Member]
Derivatives, Fair Value [Line Items]
Foreign Exchange Forward contracts	14	71
Interest rate derivatives	264	307
Commodity contracts - other	5	0
Fair Value, Inputs, Level 2 [Member] \| Derivatives Not Designated As Hedging Instruments Assets [Member]
Derivatives, Fair Value [Line Items]
Foreign Exchange Forward contracts	19	4
Commodity contracts - other	35	19
Fair Value, Inputs, Level 2 [Member] \| Derivatives Not Designated As Hedging Instruments Liabilities [Member]
Derivatives, Fair Value [Line Items]
Foreign Exchange Forward contracts	7	8
Commodity contracts - other	22	7
Fair Value, Inputs, Level 2 [Member] \| Assets [Member]
Derivatives, Fair Value [Line Items]
Prepaid Forward Asset Fair Value	21	18
Deferred compensation	0	0
Fair Value, Inputs, Level 2 [Member] \| Liability [Member]
Derivatives, Fair Value [Line Items]
Prepaid Forward Asset Fair Value	0	0
Deferred compensation	505	477
Assets [Member] \| Fair Value, Inputs, Level 1 [Member]
Derivatives, Fair Value [Line Items]
Short-term Investments	337	231
Liability [Member] \| Fair Value, Inputs, Level 1 [Member]
Derivatives, Fair Value [Line Items]
Short-term Investments	0	0
Commodity Contract [Member]
Derivatives, Fair Value [Line Items]
Derivative, Notional Amount	$ 1,600	$ 1,100

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Fair value of all liability derivatives designated as cash flow hedging instruments.

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Aggregate carrying value as of the balance sheet date of the liabilities for all deferred compensation arrangements. Represents currently earned compensation under compensation arrangements that is not actually paid until a later date.

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Nominal or face amount used to calculate payment on derivative.

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Amount of increase (decrease) of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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