Leases - Schedule of Supplemental Cash Flow Information Related to Leases (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from finance leases	$ 2.2	$ 2.5
Operating cash flows from operating leases	5.5	5.6
Financing cash flows from finance leases	8.5	5.1
Right-of-use assets obtained in exchange for lease obligations:
New operating leases	5.4	3.9
New finance leases	$ 2.4	$ 10.3