v3.26.1
Financial Instruments - Fair Values of Financial Assets and Liabilities (Detail) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Mar. 21, 2026
Dec. 27, 2025
Derivatives, Fair Value [Line Items]    
Derivative Liability $ 237 $ 214
Derivative Asset 185 151
Total Financial Assets At Fair Value 2,519 2,619
Total Financial Liabilities At Fair Value $ 868 $ 987
Collateral Received or Posted against our Asset or Liability Positions not material  
Derivative Assets and Liabilities, Subject to Master Netting Arrangements, which are not offset on balance sheet. not material not material
Carrying Amount, Hedged Fixed-Rate Debt $ 2,000  
Business Combination, Contingent Consideration, Asset 0 $ 0
Business Combination, Contingent Consideration, Liability 162 278
poppi acquisition    
Derivatives, Fair Value [Line Items]    
Business Combination, Contingent Consideration, Range of Outcomes, Maximum, Amount 300  
Business Combination, Contingent Consideration, Liability 162 278
Business Combination, Contingent Consideration, Range of Outcomes, Minimum, Amount 0  
Business Combination, Contingent Consideration, Change in Contingent Consideration, Liability, Increase (Decrease) (116)  
Derivatives Designated As Cash Flow Hedging Instruments Assets [Member]    
Derivatives, Fair Value [Line Items]    
Derivatives designated as hedging instruments, Assets, Total 145 122
Derivatives Designated As Cash Flow Hedging Instruments Liabilities [Member]    
Derivatives, Fair Value [Line Items]    
Derivatives designated as hedging instruments, Liabilities, Total 147 135
Net Investment Hedging [Member]    
Derivatives, Fair Value [Line Items]    
Derivative Instruments in Hedges, Net Investment in Foreign Operations, Liabilities, Fair Value 71 35
Derivative Instruments in Hedges, Net Investment in Foreign Operations, Assets, Fair Value 0 0
Derivatives Not Designated As Hedging Instruments Assets [Member]    
Derivatives, Fair Value [Line Items]    
Derivative Instruments Not Designated as Hedging Instruments, Asset, at Fair Value [Member] 35 10
Derivatives Not Designated As Hedging Instruments Liabilities [Member]    
Derivatives, Fair Value [Line Items]    
Derivative Instruments Not Designated as Hedging Instruments, Liability, at Fair Value 9 41
Fair Value, Inputs, Level 2 | Derivatives Designated As Cash Flow Hedging Instruments Assets [Member]    
Derivatives, Fair Value [Line Items]    
Foreign Exchange Forward contracts 7 6
Cross-Currency Contracts 0 0
Commodity Contracts 138 116
Fair Value, Inputs, Level 2 | Derivatives Designated As Cash Flow Hedging Instruments Liabilities [Member]    
Derivatives, Fair Value [Line Items]    
Foreign Exchange Forward contracts 32 28
Cross-Currency Contracts 113 102
Commodity Contracts 2 5
Fair Value, Inputs, Level 2 | Net Investment Hedging [Member] | Cross-currency contracts    
Derivatives, Fair Value [Line Items]    
Cross-currency contracts - Liability 71 34
Cross-Currency Contracts - Asset 0 0
Fair Value, Inputs, Level 2 | Net Investment Hedging [Member] | Foreign Exchange Contract    
Derivatives, Fair Value [Line Items]    
Foreign Currency Contracts, Liability, Fair Value Disclosure 0 1
Foreign Currency Contract, Asset, Fair Value Disclosure 0 0
Fair Value, Inputs, Level 2 | Derivatives Not Designated As Hedging Instruments Assets [Member]    
Derivatives, Fair Value [Line Items]    
Foreign Exchange Forward contracts 4 6
Commodity Contracts 31 4
Fair Value, Inputs, Level 2 | Derivatives Not Designated As Hedging Instruments Liabilities [Member]    
Derivatives, Fair Value [Line Items]    
Foreign Exchange Forward contracts 8 32
Commodity Contracts 1 9
Fair Value, Inputs, Level 2 | Derivatives Designated As Fair Value Hedging Instruments Liabilities [Member]    
Derivatives, Fair Value [Line Items]    
Interest Rate Fair Value Hedge Liability at Fair Value 10 3
Fair Value, Inputs, Level 2 | Derivatives Designated As Fair Value Hedging Instruments Assets [Member]    
Derivatives, Fair Value [Line Items]    
Interest Rate Fair Value Hedge Asset at Fair Value $ 5 $ 19