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Income Taxes - Narrative (Details)
$ in Millions
 3 Months Ended 12 Months Ended
Dec. 31, 2024
USD ($)
jurisdiction
Dec. 31, 2023
USD ($)
Dec. 31, 2024
USD ($)
jurisdiction
Dec. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
Jun. 30, 2024
USD ($)
Dec. 31, 2021
USD ($)
Operating Loss Carryforwards [Line Items]              
Capital loss, foreign tax and other credit carryforwards $ 1,128.1 $ 1,136.0 $ 1,128.1 $ 1,136.0      
Estimated net future reductions in tax associated with incentives granted     5.7 5.4 $ 5.7    
Tax credit carryforward $ 1,128.1   $ 1,128.1        
Number of significant foreign jurisdictions | jurisdiction 11   11        
Unrecognized tax benefits $ 53.1 51.2 $ 53.1 51.2 46.1   $ 41.9
Unrecognized tax benefits that would impact effective tax rate 41.5 37.1 41.5 37.1      
Interest and penalties recognized     2.3 4.3 $ 2.6    
Interest and penalties accrued 18.6 $ 16.3 18.6 16.3      
Minimum              
Operating Loss Carryforwards [Line Items]              
Possible decrease in unrecognized tax benefits 3.6   3.6        
Maximum              
Operating Loss Carryforwards [Line Items]              
Possible decrease in unrecognized tax benefits 23.9   23.9        
U.S. State              
Operating Loss Carryforwards [Line Items]              
Operating loss carryforwards 19.8   19.8        
Foreign Tax Jurisdiction              
Operating Loss Carryforwards [Line Items]              
Operating loss carryforwards 544.3   544.3        
Switzerland              
Operating Loss Carryforwards [Line Items]              
Tax incentives granted, period (in years)   10 years          
Capital loss, foreign tax and other credit carryforwards   $ 1,149.0   1,149.0   $ 300.0  
recorded valuation allowance   $ 318.0   $ 318.0      
Estimated net future reductions in tax associated with incentives granted $ 120.0   831.0        
Brazil              
Operating Loss Carryforwards [Line Items]              
Change in valuation allowance     $ 223.0