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Income Taxes - Schedule of Consolidated Provision for Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Income Tax Provision
Deferred taxes			$ 10.6	$ (77.0)
Income tax expense	$ 37.5	$ 30.5	43.0	4.4
Non-controlling Interests
Income Tax Provision
Current taxes	3.1	2.3	7.4	7.7
Deferred taxes	1.9	(0.1)	1.9	(0.2)
Income tax expense	5.0	2.2	9.3	7.5
Controlling Interest
Income Tax Provision
Current taxes	4.4	24.7	25.0	73.7
Intangible-related deferred taxes	27.0	3.5	(7.1)	(83.6)
Other deferred taxes	1.1	0.1	15.8	6.8
Income tax expense	32.5	28.3	33.7	(3.1)
Income (loss) before income taxes (controlling interest)	$ 103.8	$ 114.6	$ 120.0	$ (9.9)
Effective tax rate (controlling interests)	31.30%	24.70%	28.10%	31.50%

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- Definition

The component of income tax expense for the period representing the tax effect of the difference between amortization of intangibles for book purposes and amortization of intangibles for tax purposes.

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Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.

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