v3.25.1
Fair Value Measurement of Assets and Liabilities - Schedule of Fair Value Measurement of Asset and Liabilities (Detail) - USD ($)
$ in Millions
Mar. 31, 2025
Dec. 31, 2024
Derivatives Not Designated as Hedges [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivatives, current and long-term   $ 0.8
Derivative Liability, Statement of Financial Position [Extensible Enumeration] Other Liabilities, Current Other Liabilities, Current
Foreign Exchange Forward [Member] | Derivatives Not Designated as Hedges [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivatives, current and long-term   $ 1.8
Derivative Asset, Statement of Financial Position [Extensible Enumeration] Assets, Current Assets, Current
Fair Value, Measurements, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total Assets $ 75.6 $ 141.6
Contingent payments related to acquisitions 137.7 180.7
Total Liabilities 291.4 356.1
Fair Value, Measurements, Recurring [Member] | Fair Value Measurements at Reporting Date Using: Significant Other Observable Inputs (Level 2) [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total Assets 75.6 141.6
Total Liabilities 153.7 175.4
Fair Value, Measurements, Recurring [Member] | Fair Value Measurements at Reporting Date Using: Significant Unobservable Inputs (Level 3) [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Contingent payments related to acquisitions 137.7 180.7
Total Liabilities 137.7 180.7
Fair Value, Measurements, Recurring [Member] | Cross-currency Interest Rate Swaps [Member] | Derivatives Designated as Hedges [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivatives, current and long-term $ 34.3 $ 50.3
Derivative Asset, Statement of Financial Position [Extensible Enumeration] Assets, Current, Other Assets, Noncurrent Assets, Current, Other Assets, Noncurrent
Derivatives, current and long-term $ 12.8 $ 14.2
Derivative Liability, Statement of Financial Position [Extensible Enumeration] Other Liabilities, Current, Other Liabilities, Noncurrent Other Liabilities, Current, Other Liabilities, Noncurrent
Fair Value, Measurements, Recurring [Member] | Cross-currency Interest Rate Swaps [Member] | Fair Value Measurements at Reporting Date Using: Significant Other Observable Inputs (Level 2) [Member] | Derivatives Designated as Hedges [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivatives, current and long-term $ 34.3 $ 50.3
Derivative Asset, Statement of Financial Position [Extensible Enumeration] Assets, Current, Other Assets, Noncurrent Assets, Current, Other Assets, Noncurrent
Derivatives, current and long-term $ 12.8 $ 14.2
Derivative Liability, Statement of Financial Position [Extensible Enumeration] Other Liabilities, Current, Other Liabilities, Noncurrent Other Liabilities, Current, Other Liabilities, Noncurrent
Fair Value, Measurements, Recurring [Member] | Interest Rate Swaps [Member] | Derivatives Designated as Hedges [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivatives, current and long-term $ 136.3 $ 158.6
Derivative Liability, Statement of Financial Position [Extensible Enumeration] Other Liabilities, Current, Other Liabilities, Noncurrent Other Liabilities, Current, Other Liabilities, Noncurrent
Fair Value, Measurements, Recurring [Member] | Interest Rate Swaps [Member] | Fair Value Measurements at Reporting Date Using: Significant Other Observable Inputs (Level 2) [Member] | Derivatives Designated as Hedges [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivatives, current and long-term $ 136.3 $ 158.6
Derivative Liability, Statement of Financial Position [Extensible Enumeration] Other Liabilities, Current, Other Liabilities, Noncurrent Other Liabilities, Current, Other Liabilities, Noncurrent
Fair Value, Measurements, Recurring [Member] | Foreign Exchange Forward [Member] | Derivatives Designated as Hedges [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivatives, current and long-term $ 41.3 $ 89.5
Derivative Asset, Statement of Financial Position [Extensible Enumeration] Assets, Current, Other Assets, Noncurrent Assets, Current, Other Assets, Noncurrent
Derivatives, current and long-term $ 4.6 $ 1.8
Derivative Liability, Statement of Financial Position [Extensible Enumeration] Other Liabilities, Current, Other Liabilities, Noncurrent Other Liabilities, Current, Other Liabilities, Noncurrent
Fair Value, Measurements, Recurring [Member] | Foreign Exchange Forward [Member] | Derivatives Not Designated as Hedges [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivatives, current and long-term   $ 1.8
Derivative Asset, Statement of Financial Position [Extensible Enumeration]   Assets, Current, Other Assets, Noncurrent
Derivatives, current and long-term   $ 0.8
Derivative Liability, Statement of Financial Position [Extensible Enumeration]   Other Liabilities, Current, Other Liabilities, Noncurrent
Fair Value, Measurements, Recurring [Member] | Foreign Exchange Forward [Member] | Fair Value Measurements at Reporting Date Using: Significant Other Observable Inputs (Level 2) [Member] | Derivatives Designated as Hedges [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivatives, current and long-term $ 41.3 $ 89.5
Derivative Asset, Statement of Financial Position [Extensible Enumeration] Assets, Current, Other Assets, Noncurrent Assets, Current, Other Assets, Noncurrent
Derivatives, current and long-term $ 4.6 $ 1.8
Derivative Liability, Statement of Financial Position [Extensible Enumeration] Other Liabilities, Current, Other Liabilities, Noncurrent Other Liabilities, Current, Other Liabilities, Noncurrent
Fair Value, Measurements, Recurring [Member] | Foreign Exchange Forward [Member] | Fair Value Measurements at Reporting Date Using: Significant Other Observable Inputs (Level 2) [Member] | Derivatives Not Designated as Hedges [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivatives, current and long-term   $ 1.8
Derivative Asset, Statement of Financial Position [Extensible Enumeration]   Assets, Current, Other Assets, Noncurrent
Derivatives, current and long-term   $ 0.8
Derivative Liability, Statement of Financial Position [Extensible Enumeration]   Other Liabilities, Current, Other Liabilities, Noncurrent