WILDFIRE-RELATED CONTINGENCIES (2019 Kincade Fire) (Details) - 2019 Kincade Fire	Nov. 04, 2019 numberOfPeople	Oct. 23, 2019 a numberOfStructure customer structure facility injury
Loss Contingencies [Line Items]
Number of acres burned (acre) | a		77,758
Number of fatalities (fatality) | facility		0
Number of injuries | injury		4
Number of structures destroyed (structure) | structure		374
Number of residences destroyed (residence)		174
Number of commercial structures destroyed (structure)		11
Number of other structures destroyed (structures)		189
Number of structures damaged (structure)		60
Number of residential structures damaged (structure)		35
Number of commercial structures damaged (structure)		1
Number of other structures damaged (structure)		24
Number of people part of mandatory evacuation order | numberOfPeople	200,000
Number of customers without power | customer		27,837