Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Income Tax Disclosure [Abstract]
Income tax expense (benefit)	$ 0.5	$ (5.7)
Increase in unrecognized tax benefits	3.5
Unrecognized tax benefits that would impact effective tax rate	0.4
Decrease in unrecognized tax benefits for expiration of statute of limitations	$ 0.2