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Income Taxes (Summary Of Reconciliation Of The Beginning And Ending Amount Of Unrecognized Tax Benefits) (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Components of Income Tax Expense (Benefit), Continuing Operations [Abstract] |  |  |  |
Balance, beginning of year |  | $ 93.5 | $ 201.4 | $ 217.6
Decreases in unrecognized tax benefits as a result of tax positions taken during prior years |  | (8.6) | (1.4) | (3.4)
Increases in unrecognized tax benefits as a result of tax positions taken during prior years |  | 10.2 | 4.1 | 88.6
Lapse of applicable statutes of limitations |  | (1.1) | (1.9) | (73.6)
Increases in unrecognized tax benefits as a result of tax positions taken during the current year |  | 1.3 | 2.7 | 13.4
Impact of foreign currency exchange rates |  | 6.5 | (7.9) | 0.6
Settlements with taxing authorities | $ (18.0) | (7.0) | (103.5) | (41.8)
Balance, end of year | $ 93.5 | $ 94.8 | $ 93.5 | $ 201.4

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- Definition Amount of unrecognized tax benefits. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 217 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482663/740-10-55-217 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15A -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-15A Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 10B -Publisher FASB -URI https://asc.fasb.org/1943274/2147482525/740-10-45-10B + Details
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