Leases Supplemental Cash Flows (Details) $ in Millions	12 Months Ended
	Dec. 31, 2019 USD ($)
Leases [Abstract]
Operating Lease, Payments	$ 787.4
Finance Lease, Interest Payment on Liability	4.3
Finance Lease, Principal Payments	49.3
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	6.5
Right-of-Use Asset Obtained in Exchange for Finance Lease Liability	$ 11.5