Leases Lessee, Operating Lease, Liability, Payment, Due (Details) $ in Millions	Sep. 30, 2019 USD ($)
Lessee, Operating Lease, Liability, Payment, Due [Abstract]
Lessee, Operating Lease, Liability, Payments, Due Next Twelve Months	$ 6.8
Lessee, Operating Lease, Liability, Payments, Due Year Two	25.2
Lessee, Operating Lease, Liability, Payments, Due Year Three	21.5
Lessee, Operating Lease, Liability, Payments, Due Year Four	18.0
Lessee, Operating Lease, Liability, Payments, Due Year Five	12.5
Lessee, Operating Lease, Liability, Payments, Due after Year Five	49.3
Lessee, Operating Lease, Liability, Payments, Due	133.3
Lessee, Operating Lease, Liability, Undiscounted Excess Amount	20.9
Operating Lease, Liability	$ 112.4