v3.25.2
Financial Instruments and Derivatives (Narrative) (Details) - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2025
Dec. 31, 2024
Debt instrument [Line Items]    
Initial margin collateral receivable $ 849 $ 491
Proceeds from hedge, financing activities 3,500  
Short-term line of credit    
Debt instrument [Line Items]    
Line of credit 200  
Long-term line of credit    
Debt instrument [Line Items]    
Line of credit $ 700