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Income Taxes - Effective Income Tax Rate Narrative (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Valuation allowance, deferred tax asset, increase (decrease), amount | $ 0.8 | $ 14.5 | $ 25.4
United States |  |  |
Valuation allowance, deferred tax asset, increase (decrease), amount | 1.9 | 5.3 |
Loss carryback related to the CARES Act [Member] |  |  |
Other Tax Expense (Benefit) | $ (5.2) | (14.4) |
Settlement with Taxing Authority [Member] |  |  |
Other Tax Expense (Benefit) |  | $ (6.8) |
Transition tax [Member] |  |  |
Other Tax Expense (Benefit) |  |  | $ (9.3)

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