XML 77 R61.htm IDEA: XBRL DOCUMENT
v3.19.2

WILDFIRE-RELATED CONTINGENCIES (2017 Northern California Wildfires Background) (Details) - Pacific Gas & Electric Co a in Thousands | Jun. 30, 2019 wildfire report | Jun. 27, 2019 wildfire violation | Jan. 04, 2019 wildfire | Jun. 30, 2018 wildfire | Oct. 30, 2017 a wildfire fatality structure
--- | --- | --- | --- | --- | ---
2017 Northern California wildfires |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Number of wildfires (wildfire) | wildfire |  |  | 18 |  | 21
Number of acres burned (acre) | a |  |  |  |  | 245
Number of structures destroyed (structure) | structure |  |  |  |  | 8,900
Number of fatalities (fatality) | fatality |  |  |  |  | 44
Number of investigation reports issued (report) | report | 19 |  |  |  |
Number of supplementary investigation reports issued (report) | report | 2 |  |  |  |
Number of fires in which determination has been reported on (wildfire) | wildfire | 21 |  |  | 16 |
Number of alleged violations (violation) | violation |  | 27 |  |  |
Alleged violations, number of wildfires (wildfire) | wildfire |  | 12 |  |  |
Cherokee, La Porte and Tubbs Fires |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Number of alleged violations (violation) | violation |  | 0 |  |  |
37 Fire |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Number of alleged violations (violation) | violation |  | 0 |  |  |

X
- Definition Loss Contingency, Alleged Violations, Number Of Wildfires + References No definition available. + Details
Name: | pcg_LossContingencyAllegedViolationsNumberOfWildfires
Namespace Prefix: | pcg_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Loss Contingency, Number Of Alleged Violations + References No definition available. + Details
Name: | pcg_LossContingencyNumberOfAllegedViolations
Namespace Prefix: | pcg_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Loss Contingency, Number Of Investigation Reports Issued + References No definition available. + Details
Name: | pcg_LossContingencyNumberOfInvestigationReportsIssued
Namespace Prefix: | pcg_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Loss Contingency, Number Of Supplementary Investigation Reports Issued + References No definition available. + Details
Name: | pcg_LossContingencyNumberOfSupplementaryInvestigationReportsIssued
Namespace Prefix: | pcg_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Acres burned down in the Butte Fire. + References No definition available. + Details
Name: | pcg_NumberOfAcresBurned
Namespace Prefix: | pcg_
Data Type: | num:areaItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of deaths reported in the Butte fire + References No definition available. + Details
Name: | pcg_NumberOfDeaths
Namespace Prefix: | pcg_
Data Type: | xbrli:positiveIntegerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of fires associated with the Northern California Wildfires. + References No definition available. + Details
Name: | pcg_NumberOfFires
Namespace Prefix: | pcg_
Data Type: | xbrli:positiveIntegerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number Of Fires In Which Determination Has Been Reported On + References No definition available. + Details
Name: | pcg_NumberOfFiresInWhichDeterminationHasBeenReportedOn
Namespace Prefix: | pcg_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of houses reported destroyed in the Butte fire + References No definition available. + Details
Name: | pcg_NumberOfHousesDestroyed
Namespace Prefix: | pcg_
Data Type: | xbrli:positiveIntegerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_LossContingenciesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=pcg_PacificGasElectricCoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LossContingenciesByNatureOfContingencyAxis=pcg_NothernCaliforniaWildFireMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LossContingenciesByNatureOfContingencyAxis=pcg_CherokeeLaPorteAndTubbsFiresMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LossContingenciesByNatureOfContingencyAxis=pcg_A37FireMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |