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v3.25.2

Retirement-Related Benefits - Cost of Retirement Plans (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Cost/(Income) of Pension Plans |  |  |  |
Total defined benefit pension and defined contribution plans cost recognized in the Consolidated Income Statement | $ 248 | $ 320 | $ 482 | $ 643
U.S. Plans | Pension Plan |  |  |  |
Cost/(Income) of Pension Plans |  |  |  |
Service cost | 88 | 98 | 176 | 197
Interest cost | 187 | 254 | 374 | 508
Expected return on plan assets | (268) | (340) | (536) | (681)
Amortization of prior service costs/(credits) | 0 | 0 | 0 | 0
Recognized actuarial losses | 70 | 129 | 140 | 257
Curtailments and settlements | 0 | 0 | 0 | 0
Multi-employer plans | 0 | 0 | 0 | 0
Other costs/(credits) | 0 | 0 | 0 | 0
Total net periodic pension (income)/cost of defined benefit plans | 77 | 140 | 154 | 280
Cost of defined contribution plans | 17 | 15 | 30 | 27
Total defined benefit pension and defined contribution plans cost recognized in the Consolidated Income Statement | 93 | 155 | 184 | 307
U.S. Plans | Other Postretirement Benefits Plan |  |  |  |
Cost/(Income) of Pension Plans |  |  |  |
Service cost | 0 | 1 | 1 | 1
Interest cost | 28 | 27 | 57 | 53
Expected return on plan assets | 0 | 0 | 0 | 0
Amortization of prior service costs/(credits) | (7) | (7) | (15) | (15)
Recognized actuarial losses | 0 | 0 | 0 | 0
Curtailments and settlements | 0 | 0 | 0 | 0
Total net periodic pension (income)/cost of defined benefit plans | 22 | 20 | 43 | 40
Non-U.S. Plans | Pension Plan |  |  |  |
Cost/(Income) of Pension Plans |  |  |  |
Service cost | 44 | 41 | 85 | 85
Interest cost | 267 | 264 | 518 | 532
Expected return on plan assets | (369) | (384) | (715) | (773)
Amortization of prior service costs/(credits) | 6 | 5 | 11 | 11
Recognized actuarial losses | 87 | 128 | 169 | 258
Curtailments and settlements | 5 | 2 | 7 | 4
Multi-employer plans | 3 | 3 | 6 | 6
Other costs/(credits) | 10 | 12 | 18 | 20
Total net periodic pension (income)/cost of defined benefit plans | 52 | 71 | 99 | 143
Cost of defined contribution plans | 103 | 94 | 199 | 193
Total defined benefit pension and defined contribution plans cost recognized in the Consolidated Income Statement | 155 | 165 | 298 | 336
Non-U.S. Plans | Other Postretirement Benefits Plan |  |  |  |
Cost/(Income) of Pension Plans |  |  |  |
Service cost | 0 | 1 | 1 | 1
Interest cost | 10 | 10 | 21 | 21
Expected return on plan assets | 0 | 0 | (1) | (1)
Amortization of prior service costs/(credits) | 0 | 0 | 0 | 0
Recognized actuarial losses | 0 | 0 | 0 | 0
Curtailments and settlements | 0 | 0 | 0 | 0
Total net periodic pension (income)/cost of defined benefit plans | $ 11 | $ 10 | $ 22 | $ 21

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