Leases Schedule of Maturities of Lease Liabilities (Details) $ in Millions	Dec. 31, 2019 USD ($)
Lessee, Operating Lease, Liability, Payment, Due [Abstract]
2020	$ 33.7
2021	23.1
2022	14.1
2023	12.2
2024	4.8
2025 and thereafter	7.2
Total lease payments	95.1
Less imputed interest	(12.7)
Total lease liabilities	82.4
Finance Lease, Liability, Payment, Due [Abstract]
2020	14.5
2021	0.6
2022	0.2
2023	0.1
2024	0.0
2025 and thereafter	0.0
Total lease payments	15.4
Less imputed interest	(0.2)
Total lease liabilities	$ 15.2