v3.25.1
Derivatives and Risk Management Activities - Net Unrealized Gain/(Loss) Recognized in AOCI (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Dec. 31, 2024
Derivative Instruments      
Derivatives, Fair Value [Line Items]      
Interest rate derivatives, net $ (1) $ 13  
Net gain/(loss) deferred in AOCI (44)    
Other current assets      
Derivatives, Fair Value [Line Items]      
Interest rate cash flow hedge derivative at fair value, net 1    
Other long-term assets, net      
Derivatives, Fair Value [Line Items]      
Interest rate cash flow hedge derivative at fair value, net 24   $ 27
Interest Rate Derivatives      
Derivatives, Fair Value [Line Items]      
Interest rate derivatives, net $ (1) $ 13