Derivative Instruments (Tables)

12 Months Ended

Dec. 31, 2024

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of Derivatives Financial Position

The following table summarizes the gross and net fair values of SCE's commodity derivative instruments:

	December 31, 2024
(in millions)	Derivative Assets Short-Term1		Derivative Liabilities Short-Term2
Commodity derivative contracts
Gross amounts recognized	$	213	$	47
Gross amounts offset in the consolidated balance sheets	(1)		(1)
Cash collateral posted	—		(46)
Net amounts presented in the consolidated balance sheets	$	212	$	—

	December 31, 2023
(in millions)	Derivative Assets Short-Term1		Derivative Liabilities Short-Term2
Commodity derivative contracts
Gross amounts recognized	$	94	$	77
Gross amounts offset in the consolidated balance sheets	(3)		(3)
Cash collateral posted	—		(74)
Net amounts presented in the consolidated balance sheets	$	91	$	—

1Included in "Other current assets" on SCE's consolidated balance sheets.

2Included in "Other current liabilities" on SCE's consolidated balance sheets.

Schedule of Gains/(Losses) of SCE's Economic Hedging Activity

The following table summarizes the gains/(losses) of SCE's economic hedging activity:

	Years ended December 31,
(in millions)	2024		2023		2022
Realized	$	(409)	$	(14)	$	178
Unrealized	149		(322)		310

Schedule of Notional Volumes of Derivatives

The following table summarizes the notional volumes of derivatives used for SCE's economic hedging activities:

		Economic Hedges
	Unit of Measure	December 31,
Commodity		2024	2023
Electricity options, swaps and forwards	Gigawatt hours	3,295	3,494
Natural gas options, swaps and forwards	Billion cubic feet	4	31
Congestion revenue rights	Gigawatt hours	8,141	35,011