Leases - Supplemental Balance Sheet (Details) $ in Millions	Dec. 31, 2019 USD ($)
Operating Leases
ROU assets, net	$ 59.3
Lease liabilities, current	9.3
Lease liabilities, non-current	57.1
Total lease liabilities	66.4
Finance Leases
ROU assets, net	16.4
Lease liabilities, current	6.1
Lease liabilities, non-current	11.0
Total lease liabilities	$ 17.1