Subsequent Events - 2019 Kincade Fire (Details) - 2019 Kincade Fire - Subsequent event	Nov. 06, 2019 a numberOfStructures fatality injury	Oct. 23, 2019 customer
Subsequent Event [Line Items]
Number of acres burned (acre) | a	77,758
Percentage of fire contained	100.00%
Number of fatalities (fatality) | fatality	0
Number of injuries | injury	4
Number of structures destroyed (structure)	374
Number of residences destroyed (residence)	174
Number of commercial structures destroyed (structure)	11
Number of other buildings destroyed (building)	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 customers without power | customer		27,837