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Retirement Plans (Tables)
3 Months Ended
Mar. 29, 2025
Retirement Benefits [Abstract]  
Schedule of Components of Net Periodic Benefit Income The components of net periodic benefit (income) cost for these plans are as follows:
Three Months Ended
(In millions)March 29,
2025
March 30,
2024
Pension Benefits
Service cost$16 $17 
Interest cost94 90 
Expected return on plan assets(162)(159)
Amortization of net actuarial loss— 
Amortization of prior service cost
Net periodic benefit income*$(50)$(49)
Postretirement Benefits Other Than Pensions
Interest cost$$
Amortization of net actuarial gain(2)(2)
Net periodic benefit (income) cost$— $— 
* Excludes the cost associated with the defined contribution component, included in certain of our U.S.-based defined benefit pension plans, that totaled $3 million and $4 million for the first quarter of 2025 and 2024, respectively.