Commitments and Contingencies - Marshall Wildfire (Details) $ in Millions	Sep. 30, 2023 USD ($)	Jul. 24, 2023 numberOfPlaintiffs complaint
Commitments and Contingencies Disclosure [Abstract]
Estimated property losses caused by Marshall Wildfire	$ 2,000.0
Number of complaints related to the Marshall Wildfire | complaint		14
Number of plaintiffs related to the Marshall Wildfire | numberOfPlaintiffs		675
Cap of noneconomic loss in a civil action other than a medical malpractice under Colorado law	0.6
Amount of insurance coverage	$ 500.0