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Income Taxes (Tables) | 6 Months Ended
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Jun. 30, 2018
Income Tax Disclosure [Abstract] |
Schedule of income tax provision and the respective effective income tax rates | Our income tax provision for the periods presented and the respective effective income tax rates for such periods are as follows (in millions, except for income tax rates):
|  | For the Three Months Ended |  | For the Six Months Ended
|  | June 30, |  | June 30,
|  | 2018 |  | 2017 |  | 2018 |  | 2017
Income tax provision |  | $ | 12.4 |  |  | $ | 4.6 |  |  | $ | 19.7 |  |  | $ | 9.6 |
Effective income tax rate |  | 29.7 | % |  | 13.2 | % |  | 24.6 | % |  | 13.5 | %

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- Definition Tabular disclosure of the components of income tax expense and effective income tax rate attributable to continuing operations. + References No definition available. + Details
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- References No definition available. + Details
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