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v3.25.3

Employee Benefit Plans | 9 Months Ended
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Sep. 30, 2025
Retirement Benefits [Abstract] |
EMPLOYEE BENEFIT PLANS | 7. EMPLOYEE BENEFIT PLANS The components of net periodic benefit cost related to our defined benefit plans were as follows (in millions):
| Pension Plans |  | Other Postretirement Benefit Plans
| 2025 |  | 2024 |  | 2025 |  | 2024
Three months ended September 30 |  |  |  |  |  |  |
Service cost | $ | 27 |  |  | $ | 28 |  |  | $ | — |  |  | $ | 1 |
Interest cost | 34 |  |  | 31 |  |  | 3 |  |  | 3 |
Expected return on plan assets | (56) |  |  | (54) |  |  | — |  |  | — |
Amortization of: |  |  |  |  |  |  |
Net actuarial gain | (2) |  |  | (1) |  |  | (2) |  |  | (1) |
Prior service cost (credit) | 1 |  |  | (3) |  |  | 1 |  |  | — |
Settlement loss | 3 |  |  | 5 |  |  | — |  |  | — |
Net periodic benefit cost | $ | 7 |  |  | $ | 6 |  |  | $ | 2 |  |  | $ | 3 |
Nine months ended September 30 |  |  |  |  |  |  |
Service cost | $ | 81 |  |  | $ | 84 |  |  | $ | 2 |  |  | $ | 3 |
Interest cost | 102 |  |  | 94 |  |  | 9 |  |  | 9 |
Expected return on plan assets | (167) |  |  | (161) |  |  | — |  |  | — |
Amortization of: |  |  |  |  |  |  |
Net actuarial gain | (6) |  |  | (4) |  |  | (6) |  |  | (3) |
Prior service cost (credit) | 4 |  |  | (8) |  |  | 1 |  |  | — |
Settlement loss | 6 |  |  | 5 |  |  | — |  |  | — |
Net periodic benefit cost | $ | 20 |  |  | $ | 10 |  |  | $ | 6 |  |  | $ | 9 |
The components of net periodic benefit cost other than the service cost component (i.e., the non-service cost components) are included in “other income, net.”

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