Investments in Affiliated Companies - Earnings and Dividends from Investment (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Investments in and Advances to Affiliates, Schedule of Investments [Abstract] | ||||
| Dividends received from equity method investments | $ 0.0 | $ 15.6 | $ 23.0 | $ 15.6 |
| Earnings from equity method investments | $ 0.9 | $ 5.0 | $ 7.4 | $ 9.3 |
| X | ||||||||||
- Definition Amount of distribution received from equity method investee for return on investment, classified as operating activities. Excludes distribution for return of investment, classified as investing activities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of income (loss) for proportionate share of equity method investee's income (loss). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- References No definition available.
|