Derivative Instruments (Tables)

3 Months Ended

Mar. 31, 2025

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:

	March 31, 2025
(in millions)	Derivative Assets Short-Term1		Derivative Liabilities Short-Term2
Commodity derivative contracts
Gross amounts recognized	$	164	$	22
Gross amounts offset in the condensed consolidated balance sheets	(9)		(9)
Cash collateral posted	—		(13)
Net amounts presented in the condensed consolidated balance sheets	$	155	$	—

	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 condensed consolidated balance sheets	(1)		(1)
Cash collateral posted	—		(46)
Net amounts presented in the condensed consolidated balance sheets	$	212	$	—

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

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

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

	Three months ended March 31,
(in millions)	2025		2024
Realized	$	(40)	$	(71)
Unrealized	(23)		(28)

Schedule of Notional Volumes of Derivatives

Commodity	Unit of Measure	Economic Hedges
		March 31, 2025	December 31, 2024
Electricity options, swaps and forwards	Gigawatt hours	4,571	3,295
Natural gas options, swaps and forwards	Billion cubic feet	8	4
Congestion revenue rights	Gigawatt hours	5,751	8,141