v3.25.2
Retirement Plans
 6 Months Ended
Jun. 28, 2025
Retirement Benefits [Abstract]  
Retirement Plans Retirement Plans
We provide defined benefit pension plans and other postretirement benefits to eligible employees.  The components of net periodic benefit income for these plans are as follows:
Three Months EndedSix Months Ended
(In millions)June 28,
2025		June 29,
2024		June 28,
2025		June 29,
2024
Pension Benefits
Service cost$15 $17 $31 $34 
Interest cost94 91 188 181 
Expected return on plan assets(162)(159)(324)(318)
Amortization of net actuarial loss— 1 — 2 
Amortization of prior service cost3 3 5 5 
Net periodic benefit income*$(50)$(47)$(100)$(96)
Postretirement Benefits Other Than Pensions
Service cost$1 $1 $1 $1 
Interest cost1 1 3 3 
Amortization of net actuarial gain(2)(2)(4)(4)
Amortization of prior service credit(1)(1)(1)(1)
Net periodic benefit income$(1)$(1)$(1)$(1)
* Excludes the cost associated with the defined contribution component, included in certain of our U.S.-based defined benefit pension plans, that totaled $2 million and $5 million for the second quarter and first half of 2025, respectively, and $2 million and $6 million for the second quarter and first half of 2024, respectively.