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POSTRETIREMENT BENEFIT PLANS (Tables)
9 Months Ended
Sep. 28, 2025
Retirement Benefits [Abstract]  
Schedule of Pretax Net Periodic Benefit Cost
The pretax FAS (expense) income related to our qualified defined benefit pension plans consisted of the following (in millions):
 Quarters EndedNine Months Ended
 September 28,
2025
September 29,
2024
September 28,
2025
September 29,
2024
Qualified defined benefit pension plans
Operating:
Service cost$(12)$(15)$(38)$(45)
Non-operating:
Interest cost (368)(349)(1,104)(1,048)
Expected return on plan assets 359 393 1,079 1,179 
Amortization of actuarial losses (78)(64)(235)(194)
Amortization of prior service (costs) credits (12)36 (36)110 
Non-service FAS pension (expense) income(99)16 (296)47 
Total FAS pension (expense) income$(111)$$(334)$