Leases (Details 3) - USD ($) $ in Millions	Dec. 31, 2019	Jan. 01, 2019	Dec. 31, 2018
Operating Leased Assets [Line Items]
Capital Leases, Net Investment in Direct Financing Leases, Minimum Payments to be Received	$ 7.9		$ 11.3
Operating and Finance Leases, Future Minimum Payments Due, Next Twelve Months	74.1
Leases Future Minimum Payments Receivable Current	958.1
Operating Leases
2017, Operating Lease	64.6
2018, Operating Lease	56.6
2019, Operating Lease	54.6
2020, Operating Lease	50.2
Years thereafter, Operating Leases	219.6
Total, Operating Leases	519.7
Lessee Operating Leases Future MinimumPayments Interest Included In Payments	(79.5)
Operating Lease, Liability	432.3	$ 483.6	0.0
Lease, Liability	440.2		$ 11.3
Recourse Operating Leases [Member]
Operating Leases
2016, Operating Lease	66.2
2017, Operating Lease	64.6
2018, Operating Lease	56.6
2019, Operating Lease	54.6
2020, Operating Lease	50.2
Years thereafter, Operating Leases	219.6
Total, Operating Leases	511.8
Lessee Operating Leases Future MinimumPayments Interest Included In Payments	(79.5)
Operating Lease, Liability	$ 432.3