Consolidated Statements of Comprehensive Income (Loss) (Unaudited) (Parenthetical) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
|
| Other comprehensive (loss) income: | ||||
| Adjustment For Long-Term Intercompany Transactions Tax Expense Benefit | $ 0.0 | $ 0.0 | $ 0.0 | $ 0.1 |
| Income tax expense on translation adjustments on derivative instruments | 2.4 | 23.6 | 11.4 | (20.6) |
| Income tax expense on defined benefit pension plans and retiree health care plan | $ 0.1 | $ 0.0 | $ 0.3 | $ (0.1) |