Post-Employment Benefits - Weighted-Average Assumptions Used in Determining Net Periodic Benefit Cost (Details) |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
|
| Defined benefit plans | |||
| Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] | |||
| Discount rate for determining service cost | 4.80% | 5.00% | 3.00% |
| Discount rate for determining interest cost | 4.80% | 4.90% | 2.60% |
| Expected long-term rate of return on plan assets | 7.50% | 7.30% | 7.10% |
| Expected rate of change in compensation | 4.40% | 4.80% | 5.20% |
| Cash balance interest crediting rate | 4.40% | 2.70% | 2.70% |
| Other post-employment plans | |||
| Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] | |||
| Discount rate for determining service cost | 5.20% | 5.30% | 3.30% |
| Discount rate for determining interest cost | 4.90% | 5.10% | 2.70% |