v3.26.1
Financial Instruments and Fair Value Measures - Derivatives not designated (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Derivative Instruments And Hedging Activities Disclosures [Line Items]        
Marked to market remeasurement loss     $ 37 $ (81)
Interest rate swaps | Undesignated as hedging | Income Statement Location [Axis]: us-gaap:InterestExpenseOperating        
Derivative Instruments And Hedging Activities Disclosures [Line Items]        
Pretax gain (loss) that FV changes had on earnings $ 0 $ 0 0 0
Interest income   6    
Marked to market remeasurement loss   6    
Forward currency exchange contracts | Undesignated as hedging | Income Statement Location [Axis]: us-gaap:OtherNonoperatingIncomeExpense        
Derivative Instruments And Hedging Activities Disclosures [Line Items]        
Pretax gain (loss) that FV changes had on earnings $ 19 $ (20) $ 28 $ (26)