Comprehensive Income (Loss) (Reclassification out of AOCL) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Other expense, net	$ (978.4)	$ (962.9)	$ (1,722.5)	$ (1,670.0)
Pension settlements	0.1	0.3	0.2	0.3
Income tax (expense) benefit	(67.4)	(61.1)	(95.5)	(91.0)
Reclassification out of Accumulated Other Comprehensive Loss [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net of tax	2.3	0.9	3.9	(0.8)
Reclassification out of Accumulated Other Comprehensive Loss [Member] | (Losses)/Gains on Cash Flow Hedges [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Income tax (expense) benefit	(0.8)	(0.4)	(1.4)	0.1
Net of tax	2.6	1.2	4.6	(0.3)
Reclassification out of Accumulated Other Comprehensive Loss [Member] | (Losses)/Gains on Cash Flow Hedges [Member] | Commodity Futures Contracts [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Other expense, net	3.4	1.6	6.0	(0.4)
Reclassification out of Accumulated Other Comprehensive Loss [Member] | Defined Benefit Plan Items [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Other expense, net	(0.4)	(0.1)	(0.8)	(0.4)
Income tax (expense) benefit	0.2	0.1	0.3	0.2
Net of tax	$ (0.3)	$ (0.3)	$ (0.7)	$ (0.5)