v3.25.2
Financial Instruments - Narrative (Details)
SFr in Millions, $ in Millions
1 Months Ended 6 Months Ended
Jan. 31, 2025
USD ($)
Jun. 30, 2025
USD ($)
Jun. 30, 2024
USD ($)
Jan. 31, 2025
CHF (SFr)
Dec. 31, 2024
USD ($)
Dec. 31, 2024
CHF (SFr)
Derivative Instruments, Gain (Loss) [Line Items]            
Unrealized losses expected to be reclassified over the next 12 months   $ 7        
Weighted Average            
Derivative Instruments, Gain (Loss) [Line Items]            
Effective interest rate   6.25%        
Cross-currency fixed interest rate swap | Not Designated as Hedging Instrument            
Derivative Instruments, Gain (Loss) [Line Items]            
Notional amount   $ 1,011     $ 1,016  
Cross-currency fixed interest rate swap | Designated as Hedging Instrument | Net Investment Hedging            
Derivative Instruments, Gain (Loss) [Line Items]            
Notional amount | SFr       SFr 1,000   SFr 1,000
Payments for derivative instrument $ 10          
Proceeds from derivative instrument $ 5          
Investment income interest   22 $ 15      
Interest rate swaps | Designated as Hedging Instrument            
Derivative Instruments, Gain (Loss) [Line Items]            
Notional amount   2,800     2,800  
Derivatives not yet effective   $ 850     $ 850