v3.26.1
Fair Value Measurements (Schedule Of Assets And Liabilities Measured At Fair Value On A Recurring Basis) (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Jun. 27, 2026
Dec. 27, 2025
Jun. 28, 2025
Jun. 29, 2024
Jun. 27, 2026
Jun. 28, 2025
Sep. 27, 2025
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Derivative Liability, Collateral, Right to Reclaim Cash, Offset $ 54       $ 54   $ 187
Goodwill, Impairment Loss 0   $ 343   0 $ 343  
Corporate and Other [Member]              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Asset, Impairment Loss   $ 75   $ 19      
Beef [Member]              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Goodwill, Impairment Loss     $ 343        
Fair Value, Recurring [Member]              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Deferred compensation assets 565       565   522
Derivative Asset, Netting (51)       (51)   (21)
Total assets 704       704   737
Derivative Liability, Netting (105)       (105)   (208)
Total liabilities 17       17   9
Debt Securities, Available-for-Sale, Noncurrent 89       89   117
Fair Value, Recurring [Member] | Designated as hedges              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Derivative Asset, Netting (6)       (6)   (1)
Derivative Liability, Subject to Master Netting Arrangement, after Offset 0       0   0
Derivative Liability, Netting (18)       (18)   (82)
Derivative Asset, Subject to Master Netting Arrangement, after Offset 6       6   5
Fair Value, Recurring [Member] | Undesignated              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Derivative Asset, Netting (45)       (45)   (20)
Derivative Liability, Subject to Master Netting Arrangement, after Offset 17       17   9
Derivative Liability, Netting (87)       (87)   (126)
Derivative Asset, Subject to Master Netting Arrangement, after Offset 44       44   93
Fair Value, Recurring [Member] | Level 1              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Deferred compensation assets 24       24   21
Total assets 24       24   21
Total liabilities 0       0   0
Debt Securities, Available-for-Sale, Noncurrent 0       0   0
Fair Value, Recurring [Member] | Level 1 | Designated as hedges              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Derivative Liability, Subject to Master Netting Arrangement, before Offset 0       0   0
Short-term Investments 0       0   0
Fair Value, Recurring [Member] | Level 1 | Undesignated              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Derivative Liability, Subject to Master Netting Arrangement, before Offset 0       0   0
Short-term Investments 0       0   0
Fair Value, Recurring [Member] | Level 2              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Deferred compensation assets 541       541   501
Total assets 712       712   710
Total liabilities 122       122   217
Debt Securities, Available-for-Sale, Noncurrent 70       70   90
Fair Value, Recurring [Member] | Level 2 | Designated as hedges              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Derivative Liability, Subject to Master Netting Arrangement, before Offset 18       18   82
Short-term Investments 12       12   6
Fair Value, Recurring [Member] | Level 2 | Undesignated              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Derivative Liability, Subject to Master Netting Arrangement, before Offset 104       104   135
Short-term Investments 89       89   113
Fair Value, Recurring [Member] | Level 3              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Deferred compensation assets 0       0   0
Total assets 19       19   27
Total liabilities 0       0   0
Debt Securities, Available-for-Sale, Noncurrent 19       19   27
Fair Value, Recurring [Member] | Level 3 | Designated as hedges              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Derivative Liability, Subject to Master Netting Arrangement, before Offset 0       0   0
Short-term Investments 0       0   0
Fair Value, Recurring [Member] | Level 3 | Undesignated              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Derivative Liability, Subject to Master Netting Arrangement, before Offset 0       0   0
Short-term Investments $ 0       $ 0   $ 0