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Post Retirement Benefit Plans - Assumptions (Details) | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Japan |  |  |
Employee Benefit Plans |  |  |
Annual discount rate—defined benefit obligation | 1.40% | 1.10% | 0.90%
Annual discount rate—defined benefit cost | 1.10% | 0.90% | 0.40%
Expected return on plan assets (as a percent) | 0.00% | 0.00% | 0.00%
Expected rate of compensation increase (as a percent) | 3.00% | 3.00% | 3.00%
France |  |  |
Employee Benefit Plans |  |  |
Annual discount rate—defined benefit obligation | 3.30% | 3.20% | 3.80%
Annual discount rate—defined benefit cost | 3.20% | 3.80% | 1.00%
Expected return on plan assets (as a percent) | 3.00% | 3.00% | 3.00%
Expected rate of compensation increase (as a percent) | 3.00% | 3.00% | 3.00%
Switzerland |  |  |
Employee Benefit Plans |  |  |
Annual discount rate—defined benefit obligation | 1.00% | 1.40% | 2.40%
Annual discount rate—defined benefit cost | 1.40% | 2.40% | 0.40%
Expected return on plan assets (as a percent) | 2.80% | 2.70% | 1.20%
Expected rate of compensation increase (as a percent) | 2.00% | 2.20% | 2.30%
Germany |  |  |
Employee Benefit Plans |  |  |
Annual discount rate—defined benefit obligation | 3.10% | 3.60% | 3.90%
Annual discount rate—defined benefit cost | 3.60% | 3.90% | 0.80%
Expected return on plan assets (as a percent) | 0.00% | 0.00% | 0.00%
Expected rate of compensation increase (as a percent) | 2.60% | 2.60% | 2.60%
Italy |  |  |
Employee Benefit Plans |  |  |
Annual discount rate—defined benefit obligation | 3.40% |  |
Annual discount rate—defined benefit cost | 3.60% |  |
Expected return on plan assets (as a percent) | 0.00% |  |
Expected rate of compensation increase (as a percent) | 3.00% |  |

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- Definition Defined benefit plan, assumptions used calculating benefit obligation, discount rate. + References No definition available. + Details
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- Definition An assumption as to the rate of return on plan assets reflecting the average rate of earnings expected on the funds invested or to be invested to provide for the benefits included in the calculation of the benefit obligation. + References No definition available. + Details
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- Definition Defined benefit plan, assumptions used calculating benefit obligation, rate of compensation increase. + References No definition available. + Details
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- Definition Defined benefit plan, assumptions used calculating net periodic benefit cost, discount ratee. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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