v3.24.2
Financial Instruments - Assets and Liabilities Measured at Fair Value (Details) - USD ($)
$ in Millions
Jun. 30, 2024
Dec. 31, 2023
Liabilities:    
Contingent consideration - other accrued liabilities and other long-term liabilities $ 59.4 $ 59.1
Fair Value, Measurements, Recurring    
Assets:    
Derivative and hedging assets - prepaid and other current assets and other assets 59.3 78.3
Total assets 181.5 197.7
Liabilities:    
Derivative and hedging liabilities - other accrued liabilities and other long-term liabilities 79.9 79.6
Contingent consideration - other accrued liabilities and other long-term liabilities 63.8 63.6
Total liabilities 143.7 143.2
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets (Level 1)    
Assets:    
Derivative and hedging assets - prepaid and other current assets and other assets 0.0 0.0
Total assets 45.1 43.1
Liabilities:    
Derivative and hedging liabilities - other accrued liabilities and other long-term liabilities 0.0 0.0
Contingent consideration - other accrued liabilities and other long-term liabilities 0.0 0.0
Total liabilities 0.0 0.0
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2)    
Assets:    
Derivative and hedging assets - prepaid and other current assets and other assets 59.3 78.3
Total assets 136.4 154.6
Liabilities:    
Derivative and hedging liabilities - other accrued liabilities and other long-term liabilities 79.9 79.6
Contingent consideration - other accrued liabilities and other long-term liabilities 0.0 0.0
Total liabilities 79.9 79.6
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3)    
Assets:    
Derivative and hedging assets - prepaid and other current assets and other assets 0.0 0.0
Total assets 0.0 0.0
Liabilities:    
Derivative and hedging liabilities - other accrued liabilities and other long-term liabilities 0.0 0.0
Contingent consideration - other accrued liabilities and other long-term liabilities 63.8 63.6
Total liabilities 63.8 63.6
Carrying Amount    
Assets:    
Derivative and hedging assets - prepaid and other current assets and other assets 59.3 78.3
Total assets 181.5 197.7
Liabilities:    
Derivative and hedging liabilities - other accrued liabilities and other long-term liabilities 79.9 79.6
Contingent consideration - other accrued liabilities and other long-term liabilities 63.8 63.6
Total liabilities 143.7 143.2
Money market mutual funds | Fair Value, Measurements, Recurring    
Assets:    
Money market mutual funds 45.1 43.1
Money market mutual funds | Fair Value, Measurements, Recurring | Quoted Prices in Active Markets (Level 1)    
Assets:    
Money market mutual funds 45.1 43.1
Money market mutual funds | Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2)    
Assets:    
Money market mutual funds 0.0 0.0
Money market mutual funds | Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3)    
Assets:    
Money market mutual funds 0.0 0.0
Money market mutual funds | Carrying Amount    
Assets:    
Money market mutual funds 45.1 43.1
Bonds | Fair Value, Measurements, Recurring    
Assets:    
Bonds - restricted cash and marketable securities and other assets 77.1 76.3
Bonds | Fair Value, Measurements, Recurring | Quoted Prices in Active Markets (Level 1)    
Assets:    
Bonds - restricted cash and marketable securities and other assets 0.0 0.0
Bonds | Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2)    
Assets:    
Bonds - restricted cash and marketable securities and other assets 77.1 76.3
Bonds | Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3)    
Assets:    
Bonds - restricted cash and marketable securities and other assets 0.0 0.0
Bonds | Carrying Amount    
Assets:    
Bonds - restricted cash and marketable securities and other assets $ 77.1 $ 76.3