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 Disclosure [Abstract]
Income tax expense (benefit)	$ 0.3	$ 4.2	$ (3.8)	$ 12.3
Effective tax rate	5.50%	25.30%	26.60%	27.80%