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v3.25.1

Summary of Significant Accounting Policies - Changes in Allowance for Uncollectible Accounts (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2025 | Mar. 31, 2024 | Dec. 31, 2024
Credit Loss Roll Forward |  |  |
Allowance for long-term credit losses | $ 44 |  | $ 43
SCE |  |  |
Credit Loss Roll Forward |  |  |
Beginning balance | 390 | $ 364 |
Current period provision for uncollectible accounts | 81 | 61 |
Write-offs, net of recoveries | (131) | (62) |
Ending balance | 340 | 363 |
Recovery from customers, incremental costs | 66 | 50 |
Allowance for long-term credit losses | 44 |  | $ 43
SCE | Customers |  |  |
Credit Loss Roll Forward |  |  |
Beginning balance | 372 | 347 |
Current period provision for uncollectible accounts | 78 | 60 |
Write-offs, net of recoveries | (128) | (60) |
Ending balance | 322 | 347 |
SCE | All others |  |  |
Credit Loss Roll Forward |  |  |
Beginning balance | 18 | 17 |
Current period provision for uncollectible accounts | 3 | 1 |
Write-offs, net of recoveries | (3) | (2) |
Ending balance | $ 18 | $ 16 |

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