v3.26.1
Fair Value Measurements and Financial Instruments - Financial Statement Presentation (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Interest Rate Contract          
Derivative Instruments, Gain (Loss) [Line Items]          
Other Comprehensive Income (Loss), Net Investment Hedge, Gain (Loss), Reclassification, before Tax $ (8) $ (10) $ (7) $ (24)  
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax 0 (2) (1) (5)  
Designated as Hedging Instrument | Interest Rate Swap | Cash Flow Hedging          
Derivative Instruments, Gain (Loss) [Line Items]          
Derivative liability 210   210   $ 250
Derivative Asset 1   1   2
Designated as Hedging Instrument | Interest Rate Swap | Fair Value Hedging          
Derivative Instruments, Gain (Loss) [Line Items]          
Other Comprehensive Income (Loss), Net Investment Hedge, Gain (Loss), Reclassification, before Tax (1) (3) (2) (8)  
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax 0 (2) (1) (5)  
Designated as Hedging Instrument | Interest Rate Contract | Net Investment Hedging          
Derivative Instruments, Gain (Loss) [Line Items]          
Other Comprehensive Income (Loss), Net Investment Hedge, Gain (Loss), Reclassification, before Tax (7) (7) (5) (16)  
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax $ 0 0 $ 0  
Designated as Hedging Instrument | Currency Swap | Liability          
Derivative Instruments, Gain (Loss) [Line Items]          
Derivative liability 250   250   200
Derivative Asset $ 1   $ 1   $ 16