Leases - Cash Flows (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Leases [Abstract]
Operating cash flows for operating leases	$ (3.9)	$ (4.4)
Operating cash flows for finance leases	(0.2)	(0.2)
Proceeds from finance lease facilities, net	$ 0.6
Financing cash flows for finance leases		$ (1.6)