v3.26.1
Debt - Components (Parenthetical) (Details)
€ in Millions, SFr in Millions, $ in Millions
6 Months Ended
Jun. 30, 2026
CHF (SFr)
Jun. 30, 2026
EUR (€)
Jun. 30, 2026
USD ($)
Dec. 31, 2025
USD ($)
Debt Instrument [Line Items]        
Long-term fixed interest rate debt | $     $ 1,427.0 $ 1,432.2
CHF loan due March 2029        
Debt Instrument [Line Items]        
Note purchase agreements, amount SFr 150      
Debt Instrument, Interest Rate During Period 1.41% 1.41%    
CHF loan due March 2031        
Debt Instrument [Line Items]        
Note purchase agreements, amount [1] SFr 150      
Debt Instrument, Interest Rate During Period [1] 1.53% 1.53%    
CHF loan due April 15, 2034        
Debt Instrument [Line Items]        
Note purchase agreements, amount [2] SFr 50      
Debt Instrument, Interest Rate During Period [2] 2.56% 2.56%    
CHF loan due April 15, 2036        
Debt Instrument [Line Items]        
Note purchase agreements, amount [2] SFr 146      
Debt Instrument, Interest Rate During Period [2] 2.62% 2.62%    
CHF loan due April 15, 2036, One        
Debt Instrument [Line Items]        
Note purchase agreements, amount [2] SFr 50      
Debt Instrument, Interest Rate During Period [2] 2.60% 2.60%    
CHF loan due April 15, 2039        
Debt Instrument [Line Items]        
Note purchase agreements, amount [2] SFr 135      
Debt Instrument, Interest Rate During Period [2] 2.71% 2.71%    
CHF loan due April 15, 2039, One        
Debt Instrument [Line Items]        
Note purchase agreements, amount [2] SFr 50      
Debt Instrument, Interest Rate During Period [2] 2.62% 2.62%    
CHF loan due December 8, 2031        
Debt Instrument [Line Items]        
Note purchase agreements, amount [2] SFr 300      
Debt Instrument, Interest Rate During Period [2] 0.88% 0.88%    
CHF loan due December 11, 2029        
Debt Instrument [Line Items]        
Note purchase agreements, amount [2] SFr 297      
Debt Instrument, Interest Rate During Period [2] 1.01% 1.01%    
EUR loan due December 8, 2031        
Debt Instrument [Line Items]        
Note purchase agreements, amount | € [2]   € 150    
Debt Instrument, Interest Rate During Period [2] 1.03% 1.03%    
Term loan agreements        
Debt Instrument [Line Items]        
Interest rate terms the loans are required to bear interest determined by reference to an Alternate Base Rate (“ABR Loans”), then such ABR Loans shall bear interest equal to (i) the federal funds effective rate plus ½ of 1%, (ii) the prime rate announced by Bank of America, N.A., and (iii) 1%, plus a margin ranging from 0.000% to 0.500%, based on the Company’s leverage ratio. The rate shown in this table represents the average rate applicable during the second quarter of 2026. the loans are required to bear interest determined by reference to an Alternate Base Rate (“ABR Loans”), then such ABR Loans shall bear interest equal to (i) the federal funds effective rate plus ½ of 1%, (ii) the prime rate announced by Bank of America, N.A., and (iii) 1%, plus a margin ranging from 0.000% to 0.500%, based on the Company’s leverage ratio. The rate shown in this table represents the average rate applicable during the second quarter of 2026.    
Term loan agreements | SARON        
Debt Instrument [Line Items]        
Debt Instrument, description of variable rate basis SARON SARON    
Term loan agreements | Prime rate        
Debt Instrument [Line Items]        
Debt Instrument, description of variable rate basis prime rate prime rate    
Interest rate added to base rate (as a percent) 1.00% 1.00%    
Term loan agreements | Federal Funds        
Debt Instrument [Line Items]        
Debt Instrument, description of variable rate basis the federal funds effective rate plus ½ of 1% the federal funds effective rate plus ½ of 1%    
Term loan agreements | Minimum | Prime rate        
Debt Instrument [Line Items]        
Interest rate added to base rate (as a percent) 0.00% 0.00%    
Term loan agreements | Maximum | Prime rate        
Debt Instrument [Line Items]        
Interest rate added to base rate (as a percent) 0.50% 0.50%    
Seven year term loan | Minimum | SARON        
Debt Instrument [Line Items]        
Interest rate added to base rate (as a percent) 1.25% 1.25%    
Seven year term loan | Maximum | SARON        
Debt Instrument [Line Items]        
Interest rate added to base rate (as a percent) 1.75% 1.75%    
[1] Amounts outstanding under the Term Loan Agreements bear interest at a rate equal to the Swiss Average Rate Overnight (“SARON”), plus a margin ranging from 1.250% to 1.750% in the case of the seven-year term loan facilities, based on the Company’s leverage ratio, provided, however, that if the loans are required to bear interest determined by reference to an Alternate Base Rate (“ABR Loans”), then such ABR Loans shall bear interest equal to (i) the federal funds effective rate plus ½ of 1%, (ii) the prime rate announced by Bank of America, N.A., and (iii) 1%, plus a margin ranging from 0.000% to 0.500%, based on the Company’s leverage ratio. The rate shown in this table represents the average rate applicable during the second quarter of 2026.
[2] The fair value of the Company's long-term fixed interest rate debt was $1,427.0 million and $1,432.2 million as of June 30, 2026, and December 31, 2025, respectively.