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Income Taxes Change in Valuation Allowances (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Summary of Valuation Allowances |  |  |  |
Beginning balance |  | $ 197.1 | $ 164.2 | $ 211.0
(Reversed) charged to costs and expenses |  | (45.1) | 17.3 | (24.9)
Charged (reversed) to gross tax assets and other accounts 1 | [1] | 0.9 | 9.9 | (19.8)
Foreign currency translation |  | (6.9) | 5.7 | (2.1)
Ending balance |  | 146.0 | 197.1 | 164.2
Foreign Income Tax Expense (Benefit), Continuing Operations |  | 106.7 | 75.8 | $ 83.7
Deferred Tax Assets, Operating Loss Carryforwards, Components [Abstract] |  |  |  |
Operating Loss Carryforwards |  |  | 1,065.5 |
Undistributed Earnings of Foreign Subsidiaries |  | 1,364.4 | 1,080.2 |
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 |  |  | 947.5 |
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration |  |  | 118.0 |
State and Local Jurisdiction |  |  |  |
Deferred Tax Assets, Operating Loss Carryforwards, Components [Abstract] |  |  |  |
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration |  |  | $ 32.6 |
[1] | Primarily represents changes to the valuation allowance related to the change of a corresponding deferred tax asset.

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- Definition The amount of the change in the period in the valuation allowance charged (reversed) to gross tax assets and other accounts for a specified deferred tax asset. + References No definition available. + Details
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