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Income Taxes Change in Valuation Allowances (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Summary of Valuation Allowances |  |  |  |
Beginning balance |  | $ 146.0 | $ 197.1 | $ 164.2
Charged (reversed) to costs and expenses |  | 8.9 | (45.1) | 17.3
Charged to gross tax assets and other accounts 1 | [1] | 0.6 | 0.9 | 9.9
Foreign currency translation |  | (9.7) | (6.9) | 5.7
Ending balance |  | 145.8 | 146.0 | 197.1
Foreign Income Tax Expense (Benefit), Continuing Operations |  | 150.2 | 106.7 | 75.8
Deferred Tax Assets, Operating Loss Carryforwards, Components [Abstract] |  |  |  |
Operating Loss Carryforwards |  | 938.9 |  |
Undistributed Earnings of Foreign Subsidiaries |  | 1,496.9 | $ 1,364.4 |
Changes in non-US tax law [Member] |  |  |  |
Summary of Valuation Allowances |  |  |  |
Foreign Income Tax Expense (Benefit), Continuing Operations |  |  |  | 10.4
Deferred Tax Assets, Operating Loss Carryforwards, Components [Abstract] |  |  |  |
Undistributed Earnings of Foreign Subsidiaries |  |  |  | 120.0
Restructuring actions taken within foreign subsidiaries [Member] |  |  |  |
Summary of Valuation Allowances |  |  |  |
Foreign Income Tax Expense (Benefit), Continuing Operations |  |  |  | 3.2
Deferred Tax Assets, Operating Loss Carryforwards, Components [Abstract] |  |  |  |
Undistributed Earnings of Foreign Subsidiaries |  |  |  | $ 46.0
Foreign Tax Authority |  |  |  |
Deferred Tax Assets, Operating Loss Carryforwards, Components [Abstract] |  |  |  |
Deferred Tax Assets, Operating Loss Carryforwards, Not Subject to Expiration |  | 853.4 |  |
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration |  | 85.5 |  |
State and Local Jurisdiction |  |  |  |
Deferred Tax Assets, Operating Loss Carryforwards, Components [Abstract] |  |  |  |
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration |  | $ 30.1 |  |
[1] | Primarily represents changes to the valuation allowance related to the change of a corresponding deferred tax asset.

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