Derivative Financial Instruments and Fair Value Measurements - Impact of Changes in Fair Values of Derivatives Designated as Cash Flow Hedges on OCI, AOCI and Earnings (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Derivative [Line Items]
(Loss) Gain Reclassified from AOCI into Income	$ 0.1	$ 0.1	$ 0.2	$ 0.2
Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
(Loss) Gain Reclassified from AOCI into Income	3.5	4.8	(11.9)	4.1
Cash flow hedge | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
(Loss) Gain Reclassified from AOCI into Income	(3.5)	(4.8)	11.9	(4.1)
Cross-currency swap | Cash flow hedge | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Gain (Loss) Recognized in OCI	1.4	(0.0)	0.5	(1.7)
Cross-currency swap | Net Investment Hedging [Member] | Designated as hedging instrument
Derivative [Line Items]
Gain (Loss) Recognized in OCI	(2.6)	(16.7)	28.7	(17.1)
Intercompany CHF note [Member] | Cash flow hedge | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Gain (Loss) Recognized in OCI	0.0	0.0	0.0	0.0
Forward Starting Interest Swap | Cash flow hedge | Designated as hedging instrument
Derivative [Line Items]
Gain (Loss) Recognized in OCI	$ 0.0	$ 0.0	$ 0.0	$ 0.0