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Income Taxes - Reconciliation of the Tax Provision (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Income Tax Disclosure [Abstract] |  |  |
Tax provision based on U.S. federal statutory tax rate | $ 30.5 | $ 21.0 | $ 34.0
Foreign rates varying from federal statutory tax rate | (5.4) | (10.3) | (21.5)
State income taxes, net of U.S. federal income tax benefit | 0.7 | 1.8 | 3.6
U.S. taxes on foreign earnings and other tax reform impacts | 29.7 | 11.1 | 12.0
Uncertain tax positions | (1.5) | 5.3 | 10.9
Foreign currency, statutory adjustments, and tax rate changes | (3.8) | 0.6 | (3.1)
Non-taxable interest income & non-deductible interest expense | 2.1 | (2.1) | 1.5
Valuation allowances | (13.3) | (6.6) | 15.6
Non-deductible officer compensation | 1.0 | 1.5 | 1.9
Withholding Tax | 7.8 | 6.2 | 1.6
Foreign tax credit | (25.0) | (5.6) | (9.2)
Other | 6.6 | 2.9 | 4.9
Total provision for income taxes | $ 29.2 | $ 25.8 | 52.1
Gain on sale of company |  |  | $ 4.9

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