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OTHER CONTINGENCIES AND COMMITMENTS (Enforcement and Litigation Matters) (Details) - Pacific Gas & Electric Co $ in Millions | Apr. 16, 2019 | Jan. 31, 2017 USD ($) | May 14, 2019 condition | Jan. 04, 2019 wildfire | Oct. 30, 2017 wildfire | Aug. 09, 2016 count
--- | --- | --- | --- | --- | --- | ---
2017 Northern California wildfires |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Number of wildfires (wildfire) | wildfire |  |  |  | 18 | 21 |
Judicial Ruling | Unfavorable Regulatory Action |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Number of guilty counts of obstructing a federal agency proceeding |  |  |  |  |  | 1
Number of guilty counts of violating pipeline integrity management regulations |  |  |  |  |  | 5
Corporate probation period, term | 5 years | 5 years |  |  |  |
Oversight by third-party monitor period, application for early termination, term |  | 3 years |  |  |  |
Damages awarded, value | $ |  | $ 3 |  |  |  |
Number of additional probation conditions (condition) | condition |  |  | 2 |  |  |

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