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Financial Risk Management Activities - Schedule of Derivative Transactions Designated and Effective as Cash Flow Hedges (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Unrealized Gain (Loss) on Cash Flow Hedging Instruments $ 59 $ 13 $ 0
Derivative Instruments, Gain Reclassified from Accumulated OCI into Income, Effective Portion 13 5  
Derivative Instruments, Loss Reclassified from Accumulated OCI into Income, Effective Portion     (5)
Interest Rate Swap      
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Unrealized Gain (Loss) on Cash Flow Hedging Instruments 59 13 0
Derivative Instruments, Gain Reclassified from Accumulated OCI into Income, Effective Portion $ 13 $ 5  
Derivative Instruments, Loss Reclassified from Accumulated OCI into Income, Effective Portion     $ (5)