Financial Instruments and Risk Management (Hedging Instruments Recorded in AOCI) (Details) - Currency risk - Fair value hedges - USD ($) $ in Millions |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Reconciliation of changes in allowance account for credit losses of financial assets [abstract] | ||
| Balance, beginning of the period | $ (5.3) | $ 6.4 |
| Change in value on currency instruments | 12.1 | (15.5) |
| Deferred income tax related to hedging instrument | (2.7) | 3.9 |
| Balance, end of period | (2.9) | (5.3) |
| CAD Currency Instruments | ||
| Reconciliation of changes in allowance account for credit losses of financial assets [abstract] | ||
| Change in value on currency instruments | 2.2 | 0.8 |
| MXN Currency Instruments | ||
| Reconciliation of changes in allowance account for credit losses of financial assets [abstract] | ||
| Change in value on currency instruments | $ (3.4) | $ (0.9) |