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v3.25.3

Pensions and Other Postretirement Benefits (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Defined Benefit Plans and Other Postretirement Benefit Plans [Line Items] |  |  |  |
Non-service cost components of net periodic pension and OPEB income |  |  | $ 186 | $ 149
Global OPEB Plans |  |  |  |
Defined Benefit Plans and Other Postretirement Benefit Plans [Line Items] |  |  |  |
Service cost | $ 2 | $ 3 | 7 | 8
Interest cost | 55 | 56 | 164 | 170
Expected return on plan assets | 0 | 0 | 0 | 0
Amortization of prior service cost (credit) | 0 | 0 | 0 | (1)
Amortization of net actuarial (gains) losses | (3) | 0 | (11) | 0
Net periodic pension and OPEB (income) expense | 54 | 59 | 160 | 177
U.S. | Pension Benefits |  |  |  |
Defined Benefit Plans and Other Postretirement Benefit Plans [Line Items] |  |  |  |
Service cost | 42 | 47 | 125 | 141
Interest cost | 499 | 533 | 1,496 | 1,599
Expected return on plan assets | (648) | (686) | (1,944) | (2,056)
Amortization of prior service cost (credit) | 16 | 16 | 48 | 46
Amortization of net actuarial (gains) losses | 2 | 2 | 7 | 6
Net periodic pension and OPEB (income) expense | (89) | (88) | (268) | (264)
Non-U.S. | Pension Benefits |  |  |  |
Defined Benefit Plans and Other Postretirement Benefit Plans [Line Items] |  |  |  |
Service cost | 27 | 40 | 137 | 110
Interest cost | 123 | 112 | 358 | 373
Expected return on plan assets | (136) | (116) | (401) | (384)
Amortization of prior service cost (credit) | 2 | 1 | 6 | 3
Amortization of net actuarial (gains) losses | 10 | 12 | 30 | 35
Net periodic pension and OPEB (income) expense | $ 26 | $ 49 | $ 130 | $ 137

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