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Financial Instruments Financial Instruments, Schedule of Cash Flow Hedges Included in Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Derivatives Qualifying as Hedges, before Tax [Roll Forward] |  |  |  |
Net Amount Recognized Into Earnings, Pretax |  | $ (2.0) | $ (13.6) | $ (27.1)
Derivatives Qualifying as Hedges, Net of Tax [Roll Forward] |  |  |  |
Beginning Balance, After-Tax |  | 23.1 |  |
Net Change in Value of Outstanding Hedges, After-Tax | [1] | 19.0 | (3.3) | 46.1
Net Amount Recognized Into Earnings, After-Tax | [2] | (1.4) | (9.6) | (20.0)
Ending Balance, After-Tax |  | 40.7 | 23.1 |
Cash Flow Hedging [Member] |  |  |  |
Derivatives Qualifying as Hedges, before Tax [Roll Forward] |  |  |  |
Beginning Balance, Pretax |  | 39.0 | 56.5 |
Net Change in Value of Outstanding Hedges, Pretax |  | (2.0) | (3.9) |
Net Amount Recognized Into Earnings, Pretax |  | 25.3 | (13.6) |
Ending Balance, Pretax |  | 62.3 | 39.0 | 56.5
Derivatives Qualifying as Hedges, Net of Tax [Roll Forward] |  |  |  |
Beginning Balance, After-Tax |  | 23.1 | 36.0 |
Net Change in Value of Outstanding Hedges, After-Tax |  | (1.4) | (3.3) |
Net Amount Recognized Into Earnings, After-Tax |  | 19.0 | (9.6) |
Ending Balance, After-Tax |  | $ 40.7 | $ 23.1 | $ 36.0
[1] | The tax effects for the year ended December 31, 2024 were $8.9 million for foreign currency translation, $(0.5) million for net actuarial gains arising during the period and $(6.3) million for derivatives. The tax effects for the year ended December 31, 2023 were $(2.3) million for foreign currency translation, $1.3 million for net actuarial losses arising during the period and $0.6 million for derivatives. The tax effects for the year ended December 31, 2022 were $5.9 million for foreign currency translation, $(4.2) million for net actuarial gains arising during the period and $(15.9) million for derivatives.
[2] | See Note 17 – Comprehensive Income (Loss) for the tax effects for the years ended December 31, 2024, December 31, 2023 and December 31, 2022.

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