Fair Value Disclosure Fair Value Disclosure - Impact of Cash Flow and Hedge Accounting Relationships (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Other (expense) income	$ (0.9)	$ 1.8	$ (10.9)	$ (7.1)
Interest Expense, Nonoperating	(88.9)	(68.1)	(249.5)	(190.8)
Not Designated as Hedging Instrument [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Other (expense) income	0.9	3.2	(0.3)	(8.0)
Interest Rate Contract [Member] | Cash Flow Hedging [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Interest Expense, Operating and Nonoperating	(0.4)	(0.4)	(1.2)	(1.2)
Interest Rate Contract [Member] | Fair Value Hedging [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, Amount of Hedged Item	(3.1)	(0.2)	(3.7)	0.1
Interest Rate Contract [Member] | Fair Value Hedging [Member] | Designated as Hedging Instrument [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Change in Unrealized Gain (Loss) on Fair Value Hedging Instruments	3.1	0.2	3.7	(0.1)
Foreign Exchange Contract [Member] | Cash Flow Hedging [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Other (expense) income	$ 0.0	$ 5.7	$ 3.7	$ 3.3