Commitments and Contingencies - Additional Information (Details)	1 Months Ended
	Jul. 31, 2021 USD ($)	Aug. 31, 2019 USD ($)	May 14, 2021 a Building	Sep. 02, 2020 a Building
Natural and Cultural Damage Claim [Member]
Loss Contingencies [Line Items]
Litigation settlement damages claim amount	$ 2,000,000
Boyds Fire [Member] | Damage from Fire [Member] | Maximum [Member]
Loss Contingencies [Line Items]
Loss contingency, damages sought, value		$ 4,400,000
Labor Day Windstorm [Member] | Damage from Fire [Member]
Loss Contingencies [Line Items]
Wildfire covered area | a				22,000
Number of residential, commercial and other structures impacted | Building				230
Babb Road Fire [Member] | Damage from Fire [Member]
Loss Contingencies [Line Items]
Number of residential, commercial and other structures impacted | Building			220
Road fire covered area | a			15,000
System Unit Resource Protection Act [Member] | Natural and Cultural Damage Claim [Member]
Loss Contingencies [Line Items]
Increased potential claim	$ 6,000,000