Benefit Plans and Other Postretirement Benefits, Defined contribution plans (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Defined Contribution Plan Disclosure | |||
| Contributions to U.S. defined contribution plans by the Company, maximum percentage of eligible compensation | 7.00% | ||
| Matching contributions to U.S. defined contribution plans by the Company | $ 35.9 | $ 24.7 | $ 24.0 |