Business Segments - Geographic Information on Certain Long-Lived Assets (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Revenues from External Customers and Long-Lived Assets [Line Items]
Certain long-lived assets	$ 8,228.0	$ 8,127.9	$ 8,269.0
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Certain long-lived assets	6,562.8	6,371.4	6,395.7
Canada
Revenues from External Customers and Long-Lived Assets [Line Items]
Certain long-lived assets	1,499.1	1,566.9	1,702.5
Other
Revenues from External Customers and Long-Lived Assets [Line Items]
Certain long-lived assets	$ 166.1	$ 189.6	$ 170.8