Leases (Narrative) (Details) $ in Millions	3 Months Ended	9 Months Ended
	Sep. 30, 2020 USD ($) option	Sep. 30, 2019 USD ($)
Lessor, Lease, Description [Line Items]
Acquisition of finance leases in connection with acquisitions | $	$ 103.1	$ 0.0
Minimum
Lessor, Lease, Description [Line Items]
Number of option to renew | option	1
Lease renewal term	1 year
Maximum
Lessor, Lease, Description [Line Items]
Lease renewal term	25 years