Leases - Balance Sheet Location (Details) $ in Millions	Jun. 30, 2020 USD ($)
Operating Leases:
Operating lease asset	$ 123.0
Operating lease liabilities - current	14.3
Operating lease liabilities	112.6
Total Operating Lease Liabilities	$ 126.9
Weighted-average remaining lease term (in years)	16 years 1 month 6 days
Weighted-average discount rate	4.20%
Finance Leases:
Property, plant and equipment, net	$ 45.7
Current portion of capital leases	1.7
Long-term debt	44.4
Total Finance Lease Liabilities	$ 46.1
Weighted Average remaining lease term (in years)	20 years 7 months 6 days
Weighted-average discount rate	6.80%