Commitments and Contingencies (Details)	6 Months Ended
	Jun. 30, 2022 USD ($)
Other Commitments [Line Items]
Purchase orders outstanding	$ 14,300,000
Purchase orders outstanding, term	7 months
Performance Guarantee
Other Commitments [Line Items]
Bonds outstanding	$ 1,740,000,000
Estimated remaining costs for bonded projects	742,300,000
Contingencies Excluding Wildfire and Health Insurance
Other Commitments [Line Items]
Insurance coverage deductible	1,000,000
Wildfire
Other Commitments [Line Items]
Insurance coverage deductible	2,000,000
Contingency Umbrella Exposure Limit
Other Commitments [Line Items]
Insurance coverage deductible	3,800,000
Health Insurance
Other Commitments [Line Items]
Insurance coverage deductible	$ 200,000