Financial Instruments - Fair Values of Derivative Instruments in Consolidated Balance Sheet (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Derivatives, Fair Value [Line Items]
Asset derivatives	$ 41.1	$ 69.2
Liability derivatives	36.4	17.4
Derivatives designated as hedging instruments:
Derivatives, Fair Value [Line Items]
Asset derivatives	33.1	65.7
Liability derivatives	34.1	17.1
Derivatives designated as hedging instruments: | Other current assets | Interest rate swaps | Cash Flow Hedging
Derivatives, Fair Value [Line Items]
Asset derivatives	33.1	65.7
Derivatives designated as hedging instruments: | Other current assets | Cross-currency swaps | Net Investment Hedging
Derivatives, Fair Value [Line Items]
Asset derivatives	0.0	0.0
Derivatives designated as hedging instruments: | Other accrued & current liabilities | Interest rate swaps | Cash Flow Hedging
Derivatives, Fair Value [Line Items]
Liability derivatives	0.0	0.0
Derivatives designated as hedging instruments: | Other accrued & current liabilities | Cross-currency swaps | Net Investment Hedging
Derivatives, Fair Value [Line Items]
Liability derivatives	34.1	17.1
Derivatives not designated as hedging instruments:
Derivatives, Fair Value [Line Items]
Asset derivatives	8.0	3.5
Liability derivatives	2.3	0.3
Derivatives not designated as hedging instruments: | Other current assets | Foreign exchange forward contracts
Derivatives, Fair Value [Line Items]
Asset derivatives	8.0	3.5
Derivatives not designated as hedging instruments: | Other accrued & current liabilities | Foreign exchange forward contracts
Derivatives, Fair Value [Line Items]
Liability derivatives	$ 2.3	$ 0.3