v3.25.4
Derivative instruments - Schedule of Fair Value of Derivatives (Details) - USD ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
Derivatives Fair Value [Line Items]    
Derivative assets $ 244 $ 420
Derivative liabilities 827 1,022
Derivatives designated as hedging instruments:    
Derivatives Fair Value [Line Items]    
Derivative assets 243 420
Derivative liabilities 826 1,022
Derivatives not designated as hedging instruments:    
Derivatives Fair Value [Line Items]    
Derivative assets 1 0
Derivative liabilities 1 0
Other current assets/ Other noncurrent assets | Foreign currency forward contracts | Derivatives designated as hedging instruments:    
Derivatives Fair Value [Line Items]    
Derivative assets 195 420
Other current assets/ Other noncurrent assets | Cross-currency swap contract gains (losses) | Derivatives designated as hedging instruments:    
Derivatives Fair Value [Line Items]    
Derivative assets 48 0
Other current assets/ Other noncurrent assets | Interest rate swap contracts | Derivatives designated as hedging instruments:    
Derivatives Fair Value [Line Items]    
Derivative assets 0 0
Accrued liabilities/ Other noncurrent liabilities | Foreign currency forward contracts | Derivatives designated as hedging instruments:    
Derivatives Fair Value [Line Items]    
Derivative liabilities 213 8
Accrued liabilities/ Other noncurrent liabilities | Cross-currency swap contract gains (losses) | Derivatives designated as hedging instruments:    
Derivatives Fair Value [Line Items]    
Derivative liabilities 320 483
Accrued liabilities/ Other noncurrent liabilities | Interest rate swap contracts | Derivatives designated as hedging instruments:    
Derivatives Fair Value [Line Items]    
Derivative liabilities 293 531
Other current assets | Foreign currency forward contracts | Derivatives not designated as hedging instruments:    
Derivatives Fair Value [Line Items]    
Derivative assets 1 0
Accrued liabilities | Foreign currency forward contracts | Derivatives not designated as hedging instruments:    
Derivatives Fair Value [Line Items]    
Derivative liabilities $ 1 $ 0