Income Tax Expenses (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Income Tax Disclosure [Abstract]
Earnings (loss) from continuing operations before income taxes	$ 69.4	$ 106.7	$ (169.8)	$ 239.6
Income tax expense (benefit)	$ 15.2	$ 16.0	$ (50.9)	$ 48.8
Effective tax rate	21.90%	15.00%	30.00%	20.40%

Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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+ Details

- Definition

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

+ References + Details