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Pension and Retiree Medical Benefits - Narrative (Details) - USD ($)
$ in Millions
8 Months Ended
Sep. 06, 2025
Sep. 07, 2024
Domestic Plan    
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit Plan, Plan Assets, Contributions by Employer $ 250 $ 150
Foreign Plan    
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit Plan, Plan Assets, Contributions by Employer $ 29 $ 27