v3.25.2
Pension and Retiree Medical Benefits - Net Periodic Benefit Cost (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 14, 2025
Jun. 15, 2024
Jun. 14, 2025
Jun. 15, 2024
Domestic Plan        
Defined Benefit Plan Disclosure [Line Items]        
Defined Benefit Plan, Service Cost $ 73 $ 80 $ 145 $ 160
Defined Benefit Plan, Interest Cost 135 135 270 270
Defined Benefit Plan, Expected Return (Loss) on Plan Assets (186) (202) (372) (403)
Defined Benefit Plan, Amortization of Prior Service Cost (Credit) 0 (5) 1 (11)
Defined Benefit Plan, Amortization of Gain (Loss) 20 18 39 36
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), (Gain) Loss Due to Settlement 0 0 0 0
Defined Benefit Plan, Benefit Obligation, Special and Contractual Termination Benefits (2)      
Defined Benefit Plan, Cost of Providing Special and Contractual Termination Benefits   8 14 15
Defined Benefit Plan, Other Cost (Credit) (33) (46) (48) (93)
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Total 40 34 97 67
Foreign Plan        
Defined Benefit Plan Disclosure [Line Items]        
Defined Benefit Plan, Service Cost 11 12 19 21
Defined Benefit Plan, Interest Cost 36 36 62 63
Defined Benefit Plan, Expected Return (Loss) on Plan Assets (47) (50) (83) (89)
Defined Benefit Plan, Amortization of Prior Service Cost (Credit) 0 (1) 0 (1)
Defined Benefit Plan, Amortization of Gain (Loss) 6 5 10 9
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), (Gain) Loss Due to Settlement (1) 2 (1) 2
Defined Benefit Plan, Cost of Providing Special and Contractual Termination Benefits 0 0 0 0
Defined Benefit Plan, Other Cost (Credit) (6) (8) (12) (16)
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Total 5 4 7 5
Retiree Medical Plan        
Defined Benefit Plan Disclosure [Line Items]        
Defined Benefit Plan, Service Cost 7 8 14 15
Defined Benefit Plan, Interest Cost 7 8 14 15
Defined Benefit Plan, Expected Return (Loss) on Plan Assets (3) (3) (5) (6)
Defined Benefit Plan, Amortization of Prior Service Cost (Credit) (1) (1) (2) (2)
Defined Benefit Plan, Amortization of Gain (Loss) (6) (6) (12) (12)
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), (Gain) Loss Due to Curtailment 0 0 0 0
Defined Benefit Plan, Cost of Providing Special and Contractual Termination Benefits 0 0 0 0
Defined Benefit Plan, Other Cost (Credit) (3) (2) (5) (5)
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Total $ 4 $ 6 $ 9 $ 10