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WILDFIRE-RELATED CONTINGENCIES (Wildfire Fund) (Details) - USD ($) $ in Millions |  | 3 Months Ended |
--- | --- | --- | ---
Aug. 23, 2019 | Mar. 31, 2024 | Dec. 31, 2023
Loss Contingencies [Line Items] |  |  |
Disallowance cap, transmission and distribution 2022 equity rate base |  | $ 4,100 |
Initial safety certification, documentation provided, period | 90 days |  |
Initial safety certification, period | 12 months |  |
Expected capitalization, proceeds of bond |  | $ 10,500 |
Extension period |  | 15 years |
Expected capitalization, initial contribution |  | $ 7,500 |
Expected capitalization, annual contribution |  | $ 300 |
Annual contribution period |  | 10 years |
Insurance receivable |  | $ 361 | $ 436
2021 Dixie fire |  |  |
Loss Contingencies [Line Items] |  |  |
Insurance receivable |  | 251 | $ 326
2021 Dixie fire | Other noncurrent assets – other |  |  |
Loss Contingencies [Line Items] |  |  |
Insurance receivable |  | 450 |
2021 Dixie fire | Other noncurrent assets – other | Pacific Gas & Electric Co (Utility) |  |  |
Loss Contingencies [Line Items] |  |  |
Insurance receivable |  | $ 150 |

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