Leases - Maturities of Operating and Financing Lease Liabilities (Details) $ in Millions	Jun. 30, 2019 USD ($)
Operating Leases
2019, remaining	$ 12.7
2020	21.5
2021	17.2
2022	12.0
2023	6.8
2024	3.8
Thereafter	4.3
Total future lease payments	78.3
Less: Imputed interest	8.6
Total	69.7
Financing Leases
2019, remaining	0.2
2020	0.5
2021	0.5
2022	0.5
2023	0.0
2024	0.0
Thereafter	0.0
Total future lease payments	1.7
Less: Imputed interest	0.2
Total	$ 1.5