Leases - Schedule of Future Minimum Rental Commitments Under Non-Cancelable Operating Leases (Details) $ in Millions	Sep. 30, 2019 USD ($)
Finance Leases
2020	$ 17.5
2021	19.7
2022	16.5
2023	15.5
2024	15.4
Thereafter	179.9
Total lease payments	264.5
Amount representing interest	(98.9)
Total minimum lease payments	165.6
Operating Leases
2020	25.0
2021	23.2
2022	20.6
2023	17.8
2024	10.8
Thereafter	37.5
Total minimum lease payments	$ 134.9