Supplemental Cash Flow Information (Schedule of Supplemental Cash Flow) (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Supplemental Cash Flow Information [Abstract]
Interest paid, net of interest capitalized	$ 120.4	$ 61.7
Interest received	13.4	11.3
Net income taxes paid	113.1	122.5
Non-cash purchase of property, plant and equipment under finance lease	15.7	7.9
Non-cash operating right of use assets obtained in exchange for new lease obligations	$ 66.3	$ 52.2