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v3.10.0.1

Rate Reconciliation (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Income Tax Disclosure [Abstract] |  |  |
Federal statutory | $ (23.9) | $ 119.0 | $ 104.7
Foreign income taxes | (39.7) | (96.3) | (61.3)
Change in enacted tax rate | (8.3) | (107.6) | (0.7)
Transition tax | 5.8 | 108.3 | 0.0
State and local | (12.8) | (6.3) | 0.0
Tax credits | (20.1) | (8.8) | (3.3)
Valuation allowance | 12.9 | (6.1) | 1.1
Goodwill impairment | 21.6 | 0.0 | 0.0
Withholding taxes | 6.6 | 4.7 | 1.2
U.S. tax on unremitted foreign earnings | 4.1 | (18.6) | 0.6
Global intangible low-taxed income | 8.0 | 0.0 | 0.0
Uncertain tax positions | (9.8) | 13.5 | 1.6
Other | (1.5) | 0.7 | 14.4
Total income tax expense (benefit) | $ (57.1) | $ 2.5 | $ 58.3

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