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v3.20.4

Income Taxes Change in Valuation Allowances (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Oct. 01, 2018
Summary of Valuation Allowances |  |  |  |  |
Net impact of the Tax Act |  | $ 0.0 | $ 0.0 | $ 13.4 |
Beginning balance |  | 164.2 | 211.0 | 243.0 |
Charged (reversed ) to costs and expenses |  | 17.3 | (24.9) | (28.0) |
Charged (reversed) to gross tax assets and other accounts 1 | [1] | 9.9 | (19.8) | 5.1 |
Foreign currency translation |  | 5.7 | (2.1) | (9.1) |
Ending balance |  | 197.1 | 164.2 | 211.0 |
Foreign Income Tax Expense (Benefit), Continuing Operations |  | 75.8 | 83.7 | $ 102.7 |
Deferred Tax Assets, Operating Loss Carryforwards, Components [Abstract] |  |  |  |  |
Operating Loss Carryforwards |  |  | 1,188.8 |  |
Undistributed Earnings of Foreign Subsidiaries |  | 1,080.2 | 1,199.7 |  | $ 435.0
Other Tax Expense (Benefit) |  |  | 10.8 |  |
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 |  |  | 1,035.3 |  |
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration |  |  | 153.5 |  |
State and Local Jurisdiction |  |  |  |  |
Deferred Tax Assets, Operating Loss Carryforwards, Components [Abstract] |  |  |  |  |
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration |  |  | $ 31.4 |  |
[1] | Primarily represents changes to the valuation allowance related to the change of a corresponding deferred tax asset.

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