Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Income Tax Disclosure [Abstract]
Income tax expense	$ (9.6)	$ 4.2	$ (4.1)	$ 8.1
Effective tax rate	36.10%	34.30%	20.70%	29.20%
One-time non-deductible payment which impacted effective tax rate				$ 6.0