Summary of Significant Accounting Policies - Narrative (Details) $ in Millions |
3 Months Ended | 15 Months Ended | ||
|---|---|---|---|---|
|
Nov. 30, 2025
USD ($)
|
Mar. 31, 2026
USD ($)
mi²
shares
|
Mar. 31, 2025
shares
|
Mar. 31, 2026
USD ($)
|
|
| Organization | ||||
| Coverage period | 20 years | |||
| Antidilutive awards excluded from earnings per share (in shares) | shares | 2,241,826 | 8,203,681 | ||
| Revenue not yet approved | $ 1,500 | |||
| Requested increase revenue requirement | $ 157 | |||
| Requested increase revenue requirement (as a percent) | 12.00% | |||
| SCE | ||||
| Organization | ||||
| Supply of electricity area covered (in square miles) | mi² | 50,000 | |||
| Loss contingency, expected recoveries from wildfire fund | $ 161 | |||
| SCE | Eaton Fire | ||||
| Organization | ||||
| Loss contingency, expected recoveries from wildfire fund | $ 161 | $ (295) | ||