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]
Provision (benefit) for income taxes	$ (2.0)	$ 2.6	$ (2.3)	$ 6.7
Effective tax rate	39.70%	14.40%	52.30%	17.10%