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WILDFIRE-RELATED CONTINGENCIES (2015 Butte Fire) (Details) household in Thousands, $ in Millions |  |  |  |  |  | 1 Months Ended | 2 Months Ended | 6 Months Ended |  |  |  |
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Jan. 28, 2019 contractor household plaintiff | Sep. 06, 2018 plaintiff | Mar. 02, 2018 USD ($) | Mar. 01, 2018 USD ($) | Apr. 13, 2017 USD ($) | Jan. 29, 2019 USD ($) | Nov. 30, 2018 USD ($) | May 31, 2017 USD ($) | Sep. 30, 2018 plaintiff | Jun. 30, 2019 USD ($) | Jun. 30, 2018 USD ($) | Dec. 31, 2018 USD ($) | May 01, 2018 decision | May 23, 2016 contractor | Apr. 28, 2016 a outbuilding fatality home comercial_property structure
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Wildfire-related insurance receivable |  |  |  |  |  |  |  |  |  | $ 35.0 | $ (144.0) |  |  |  |
2015 Butte fire |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss contingency liability |  |  |  |  |  |  |  |  |  | 212.0 |  | $ 226.0 |  |  |
Payments for claims |  |  |  |  |  | $ (14.0) |  |  |  |  |  |  |  |  |
Pacific Gas & Electric Co |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Wildfire-related insurance receivable |  |  |  |  |  |  |  |  |  | 35.0 | $ (144.0) |  |  |  |
Pacific Gas & Electric Co | 2015 Butte fire |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of acres burned (acre) | a |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 70,868
Number of fatalities caused by fire (fatality) | fatality |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2
Number of homes destroyed by fire (home) | home |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 549
Number of outbuildings damaged by fire (outbuilding) | outbuilding |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 368
Number of commercial properties damaged by fire (commercial property) | comercial_property |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4
Number of structures damaged (structure) | structure |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 44
Number of vegetation management contractors (contractor) | contractor |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 |
Number of complaints filed (complaint) | contractor | 95 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of plaintiffs (plaintiff) | plaintiff | 3,900 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of households represented in court (household) | household | 2 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of vegetation management contractors dismissed from complaints (contractor) | contractor | 2 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of plaintiffs, smaller public entities (plaintiff) | plaintiff |  |  |  |  |  |  |  |  | 4 |  |  |  |  |  |
Number of plaintiffs, fire districts (plaintiff) | plaintiff |  |  |  |  |  |  |  |  | 3 |  |  |  |  |  |
Fire fighting costs recovery requested |  |  |  |  | $ 87.0 |  |  |  |  |  |  |  |  |  |
Value of claims brought against the company |  |  |  |  |  |  |  | $ 190.0 |  |  |  |  |  |  |
Reasonably possible loss to be incurred |  |  |  |  |  |  |  |  |  | 1,100.0 |  |  |  |  |
Coverage for third party liability |  |  |  |  |  |  |  |  |  | 922.0 |  |  |  |  |
Probable insurance recoveries |  |  |  |  |  |  |  |  |  | 922.0 |  |  |  |  |
Cumulative reimbursements from insurance policies |  |  |  |  |  |  |  |  |  | 60.0 |  |  |  |  |
Loss contingency liability |  |  |  |  |  |  |  |  |  | 212.0 |  | 226.0 |  |  |
Payments for claims |  |  |  |  |  | $ (14.0) |  |  |  |  |  |  |  |  |
Settlement agreement paid |  |  |  |  |  |  |  |  |  | 888.0 |  |  |  |  |
Settlement agreements entered |  |  |  |  |  |  |  |  |  | 904.0 |  |  |  |  |
Insurance settlements receivable |  |  |  |  |  |  |  |  |  | 50.0 |  | $ 85.0 |  |  |
Wildfire-related insurance receivable |  |  |  |  |  |  |  |  |  | $ (35.0) |  |  |  |  |
Agreement Reached in Litigation to Stipulate to Judgment on Inverse Condemnation Grounds | Pacific Gas & Electric Co | 2015 Butte fire |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of previous appellate courts decisions (decision) | decision |  |  |  |  |  |  |  |  |  |  |  |  | 2 |  |
Number of plaintiffs in lawsuit (plaintiff) | plaintiff |  | 2 |  |  |  |  |  |  |  |  |  |  |  |  |
County of Calaveras | Pacific Gas & Electric Co | 2015 Butte fire |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Value of claims brought against company |  |  | $ 167.0 | $ 85.0 |  |  |  |  |  |  |  |  |  |  |
Settlement reached |  |  |  |  |  |  | $ 25.4 |  |  |  |  |  |  |  |
Settled Litigation | Pacific Gas & Electric Co | 2015 Butte fire |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of plaintiffs, fire districts (plaintiff) | plaintiff |  |  |  |  |  |  |  |  | 3 |  |  |  |  |  |

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- Definition Number of complaints filed against the Utility and its vegetation management contractors in the Superior Court of California related to the Butte Fire + References No definition available. + Details
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