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Income Taxes (Summary Of Unrecognized Tax Benefits) (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Income Tax Disclosure [Abstract] |  |  |  |
Gross unrecognized tax benefits | $ 251.6 | $ 264.1 | $ 280.3 | $ 316.4
Unrecognized tax benefits, net of tax impacts in other jurisdictions | 238.1 | 251.9 | 264.4 |
Interest and penalties related to uncertain tax positions | 18.8 | 16.6 | 28.0 |
Interest and penalties recognized in the consolidated statements of income | $ 2.1 | $ (4.0) | $ (3.8) |

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