v3.25.2
Pension, Retiree Medical and Savings Plans (Selected Information About Plans with Liability for Service to Date and Total Benefit Liability in Excess of Plan Assets) (Details) - USD ($)
$ in Millions
Dec. 28, 2024
Dec. 30, 2023
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit, Unfunded plans $ 664  
Domestic Plan    
Selected information for plans with accumulated benefit obligation in excess of plan assets    
Obligation for service to date (7,315) $ (631)
Fair value of plan assets 6,399 0
Selected information for plans with projected benefit obligation in excess of plan assets    
Defined Benefit Plan, Pension Plan with Projected Benefit Obligation in Excess of Plan Assets, Projected Benefit Obligation (7,502) (8,223)
Defined Benefit Plan, Pension Plan with Projected Benefit Obligation in Excess of Plan Assets, Plan Assets 6,399 7,416
Foreign Plan [Member]    
Selected information for plans with accumulated benefit obligation in excess of plan assets    
Obligation for service to date (194) (255)
Fair value of plan assets 135 190
Selected information for plans with projected benefit obligation in excess of plan assets    
Defined Benefit Plan, Pension Plan with Projected Benefit Obligation in Excess of Plan Assets, Projected Benefit Obligation (346) (375)
Defined Benefit Plan, Pension Plan with Projected Benefit Obligation in Excess of Plan Assets, Plan Assets 165 190
Retiree Medical Plan    
Selected information for plans with projected benefit obligation in excess of plan assets    
Defined Benefit Plan, Pension Plan with Projected Benefit Obligation in Excess of Plan Assets, Projected Benefit Obligation (616) (677)
Defined Benefit Plan, Pension Plan with Projected Benefit Obligation in Excess of Plan Assets, Plan Assets $ 163 $ 183