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GENERAL INFORMATION AND OTHER FINANCIAL DATA - WILDFIRE FUND AND CONTINUATION ACCOUNT (Details) - USD ($) $ in Millions | 1 Months Ended |
--- | --- | ---
Jul. 31, 2026 | Sep. 30, 2025 | Jun. 30, 2026
Loss Contingencies [Line Items] |  |  |
Wildfire fund continuation account, additional liquidity |  | $ 18,000 |
SDG&E |  |  |
Loss Contingencies [Line Items] |  |  |
Wildfire fund asset |  |  | $ 248
Subsequent Event |  |  |
Loss Contingencies [Line Items] |  |  |
IOU expected aggregate reimbursements, 2019 and 2021 wildfires | $ 1,380 |  |
IOU expected aggregate reimbursements, LA wildfires | $ 645 |  |

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