Supplemental Cash Flow Information (Schedule of Supplemental Cash Flow) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Supplemental Cash Flow Information [Abstract]
Interest paid, net of interest capitalized	$ 20.4	$ 19.2
Interest received	6.3	0.5
Net income taxes paid	50.9	4.1
Non-cash purchase of property, plant and equipment under finance lease	4.9	2.5
Non-cash operating right of use assets obtained in exchange for new lease obligations	$ 1.4	$ 4.7