v3.25.1
Fair Value Measurement - Schedule of Financial Assets and Liability by Fair Value Hierarchy Level (Details) - USD ($)
$ in Millions
Mar. 31, 2025
Dec. 31, 2024
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Available for sale investments $ 70.9 $ 69.6
Trading securities 26.4 28.1
Deferred compensation plan liabilities (26.4) (28.1)
Derivatives:    
Forward exchange contracts-Assets 0.8 1.4
TOTAL 188.6 137.3
Quoted Prices in Active Markets for Identical Assets (Level 1)    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Available for sale investments 0.0 0.0
Trading securities 26.4 28.1
Deferred compensation plan liabilities (26.4) (28.1)
Derivatives:    
Forward exchange contracts-Assets 0.0 0.0
TOTAL 113.9 63.2
Quoted Prices in Active Markets for Similar Assets (Level 2)    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Available for sale investments 70.9 69.6
Trading securities 0.0 0.0
Deferred compensation plan liabilities 0.0 0.0
Derivatives:    
Forward exchange contracts-Assets 0.8 1.4
TOTAL 74.7 74.1
Unobservable inputs for which little or no market data exists (Level 3)    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Available for sale investments 0.0 0.0
Trading securities 0.0 0.0
Deferred compensation plan liabilities 0.0 0.0
Derivatives:    
Forward exchange contracts-Assets 0.0 0.0
TOTAL 0.0 0.0
Money market funds    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Money market funds 113.9 63.2
Money market funds | Quoted Prices in Active Markets for Identical Assets (Level 1)    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Money market funds 113.9 63.2
Money market funds | Quoted Prices in Active Markets for Similar Assets (Level 2)    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Money market funds 0.0 0.0
Money market funds | Unobservable inputs for which little or no market data exists (Level 3)    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Money market funds 0.0 0.0
Time Deposits    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Money market funds 3.0 3.1
Time Deposits | Quoted Prices in Active Markets for Identical Assets (Level 1)    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Money market funds 0.0 0.0
Time Deposits | Quoted Prices in Active Markets for Similar Assets (Level 2)    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Money market funds 3.0 3.1
Time Deposits | Unobservable inputs for which little or no market data exists (Level 3)    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Money market funds $ 0.0 $ 0.0