Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended		12 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019	Dec. 31, 2018
Income Tax Disclosure [Abstract]
Income tax expense (benefit)	$ (1.9)	$ (16.4)
Effective tax rate	475.00%	1025.00%
Income tax benefit, before CARES Act impacts	$ 2.8
Increase in unrecognized tax benefits	0.4
Income tax provision (benefit) - change in valuation allowance	0.6	$ 0.4
Transition Tax liability (release)	12.4		$ (20.2)	$ 20.2
Net expenses due to 2017 Tax Act			$ 3.6
Increase in income tax receivable	1.2
Decrease in deferred tax assets	10.8
Transition Tax obligation	$ 29.0
Transition Tax, tax benefit from the release of an uncertain tax position		$ 20.2