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DERIVATIVE FINANCIAL INSTRUMENTS - CONTINGENT FEATURES (Details) - USD ($)
$ in Millions
Dec. 31, 2023
Dec. 31, 2022
Derivative Instruments, Gain (Loss) [Line Items]    
Aggregate fair value of net liability position $ 215 $ 106
Aggregate fair value of additional collateral 215  
SoCalGas    
Derivative Instruments, Gain (Loss) [Line Items]    
Aggregate fair value of net liability position 210 $ 69
Aggregate fair value of additional collateral $ 210