Derivative Financial Instruments and Fair Value Measurements - Fair Value of Derivative and Non-Derivative Assets and Liabilities on the Consolidated Balance Sheets (Details) - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Derivatives, Fair Value [Line Items]
Assets	$ 14.1	$ 18.1
Liabilities	1,157.9	973.9
Nondesignated [Member] | Foreign currency forward contracts | Prepaid expenses and other assets
Derivatives, Fair Value [Line Items]
Assets	0.9	0.0
Nondesignated [Member] | Foreign currency forward contracts | Accrued liabilities
Derivatives, Fair Value [Line Items]
Liabilities	0.1	0.7
Cash flow hedge | Designated as hedging instrument | Cross-currency swap | Accounts receivable, net
Derivatives, Fair Value [Line Items]
Assets	0.0	7.8
Fair Value Hedge | Designated as hedging instrument | Cross-currency swap | Prepaid expenses and other assets
Derivatives, Fair Value [Line Items]
Assets	0.0	10.3
Fair Value Hedge | Designated as hedging instrument | Cross-currency swap | Other assets
Derivatives, Fair Value [Line Items]
Assets	13.2	0.0
Net Investment Hedging | Designated as hedging instrument | Cross-currency swap | Accrued liabilities
Derivatives, Fair Value [Line Items]
Liabilities	33.6	44.8
Net Investment Hedging | Designated as hedging instrument | Cross-currency swap | Other long-term liabilities
Derivatives, Fair Value [Line Items]
Liabilities	70.5	0.0
Net Investment Hedging | Designated as hedging instrument | Euro Notes due in 2026 | Short-term Borrowings And Current Maturities Of Long-term Debt [Member]
Derivatives, Fair Value [Line Items]
Liabilities	586.1	0.0
Net Investment Hedging | Designated as hedging instrument | Euro Notes due in 2026 | Long-term debt
Derivatives, Fair Value [Line Items]
Liabilities	0.0	516.6
Net Investment Hedging | Designated as hedging instrument | Euro Notes Due In 2027 | Long-term debt
Derivatives, Fair Value [Line Items]
Liabilities	$ 467.6	$ 411.8