Leases (Maturities of Operating and Financing Lease Liabilities) (Details) - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022
Operating leases
2023 (remainder of year)	$ 171.2
2024	223.6
2025	209.9
2026	197.0
2027	188.5
2028	184.1
Thereafter	1,393.6
Total payments	2,567.9
Less: present value discount	(779.1)
Present value of lease payments	1,788.8	$ 1,791.1
Current portion	148.3
Long-term portion	1,640.5	1,645.9
Finance leases
2023 (remainder of year)	100.8
2024	69.8
2025	64.6
2026	58.5
2027	53.3
2028	45.8
Thereafter	190.6
Total payments	583.4
Less: present value discount	(132.6)
Present value of lease payments	450.8	$ 436.1
Current portion	89.0
Long-term portion	$ 361.8