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v3.25.1

Postretirement benefit plans (Tables) | 3 Months Ended
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Mar. 31, 2025
Retirement Benefits [Abstract] |
Schedule of Expense Related to Defined Benefit and Retiree Health Care Benefit Plans | Expenses related to defined benefit and retiree health care benefit plans are as follows:
| U.S. Defined Benefit |  | U.S. Retiree Health Care |  | Non-U.S. Defined Benefit
For Three Months Ended March 31, | 2025 |  | 2024 |  | 2025 |  | 2024 |  | 2025 |  | 2024
Service cost | $ | 2 |  |  | $ | 2 |  |  | $ | — |  |  | $ | — |  |  | $ | 4 |  |  | $ | 4 |
Interest cost | 6 |  |  | 6 |  |  | 3 |  |  | 3 |  |  | 14 |  |  | 14 |
Expected return on plan assets | (4) |  |  | (6) |  |  | (3) |  |  | (3) |  |  | (18) |  |  | (19) |
Recognized net actuarial losses (gains) | 2 |  |  | 1 |  |  | — |  |  | (1) |  |  | 1 |  |  | 3 |
Net periodic benefit costs (credits) | $ | 6 |  |  | $ | 3 |  |  | $ | — |  |  | $ | (1) |  |  | $ | 1 |  |  | $ | 2 |

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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 715 -SubTopic 20 -Subparagraph (h) -Name Accounting Standards Codification -Paragraph 1 -Section 50 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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