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Commitments and Contingencies - Estimates Losses (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended		81 Months Ended
	Sep. 30, 2025	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025
Commitments and Contingencies
Increase in accrued estimated losses		$ 321
SCE
Commitments and Contingencies
Increase in accrued estimated losses	$ 295	316	$ 674
Insurance and other third party recoveries		82	60
Customer-funded wildfire self-insurance	279	279
Total after-tax charge	$ 0	$ (976)	$ 417
2017/2018 Wildfire/Mudslide Events And The Other Wildfire Events | SCE
Commitments and Contingencies
Increase in accrued estimated losses				$ 11,400
Insurance and other third party recoveries				2,800
Loss contingency, estimated recovery from electric rates				1,900
Customer-funded wildfire self-insurance				300
Total after-tax charge				$ 4,600

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