Significant Accounting Policies - Narrative (Details)	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2024 USD ($)	Jun. 30, 2023 USD ($)	Jun. 30, 2024 USD ($) kWh renewalOption FICO_score	Jun. 30, 2023 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
Disaggregation of Revenue [Line Items]
Contracted but not yet recognized revenue	$ 6,600,000,000		$ 6,600,000,000
Performance obligation, description of timing			we do not expect the annual recognition to vary significantly over approximately the next 19 years as the majority of existing customer agreements have at least 19 years remaining
Average age of solar systems (in years)			4 years
Inventory	132,061,000		$ 132,061,000		$ 148,575,000
Deferred revenue / Contract liabilities	1,065,530,000		1,065,530,000		991,003,000	$ 615,600,000
Revenue recognized			29,000,000.0	$ 12,000,000.0
Self-insured claims liability	3,600,000		3,600,000		3,500,000
Income tax benefit, investment tax credits			79,200,000	0
Investment tax credits	269,000,000.0		269,000,000.0		200,700,000
Revenue	219,597,000	$ 166,377,000	380,501,000	328,073,000
Income tax (benefit) expense	70,259,000	(7,183,000)	113,287,000	(7,693,000)
Noncontrolling interests	$ 714,313,000		$ 714,313,000		436,150,000
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-07-01
Disaggregation of Revenue [Line Items]
Contracted but not yet recognized revenue (as a percent)	5.00%		5.00%
Contracted but not yet recognized revenue, expected timing of satisfaction (in months)	12 months		12 months
Transferred over Time
Disaggregation of Revenue [Line Items]
Deferred revenue / Contract liabilities	$ 4,200,000		$ 4,200,000		3,800,000
Revenue recognized			0	0
Contract assets			68,000		279,000
Solar Renewable Energy Certificates
Disaggregation of Revenue [Line Items]
Inventory	0		0		0
PPA revenue
Disaggregation of Revenue [Line Items]
Revenue	55,793,000	39,155,000	$ 85,868,000	60,901,000
PPA revenue | Lease Agreement, Option One
Disaggregation of Revenue [Line Items]
Renewal term			5 years
Number of options to renew term | renewalOption			2
PPA revenue | Lease Agreement, Option Two
Disaggregation of Revenue [Line Items]
Renewal term			10 years
Number of options to renew term | renewalOption			1
PPA revenue | Minimum
Disaggregation of Revenue [Line Items]
Agreement term			20 years
PPA revenue | Maximum
Disaggregation of Revenue [Line Items]
Agreement term			25 years
Renewal term			10 years
Lease revenue
Disaggregation of Revenue [Line Items]
Revenue	57,696,000	34,159,000	$ 108,251,000	65,502,000
Lease revenue | Lease Agreement, Option One
Disaggregation of Revenue [Line Items]
Renewal term			5 years
Number of options to renew term | renewalOption			2
Lease revenue | Lease Agreement, Option Two
Disaggregation of Revenue [Line Items]
Renewal term			10 years
Number of options to renew term | renewalOption			1
Lease revenue | Minimum
Disaggregation of Revenue [Line Items]
Agreement term			20 years
Lease revenue | Maximum
Disaggregation of Revenue [Line Items]
Agreement term			25 years
Renewal term			10 years
Service revenue
Disaggregation of Revenue [Line Items]
Agreement term			10 years
Revenue	3,560,000	3,674,000	$ 4,599,000	7,491,000
Solar renewable energy certificate revenue
Disaggregation of Revenue [Line Items]
Energy per certificate (in kWhs) | kWh			1,000
Typical period for receiving payment			1 month
Revenue	14,741,000	15,055,000	$ 23,149,000	22,846,000
Loan revenue
Disaggregation of Revenue [Line Items]
Deferred revenue / Contract liabilities	994,546,000		994,546,000		$ 930,999,000
Revenue	11,910,000	8,112,000	$ 23,086,000	15,255,000
Loan revenue | Minimum
Disaggregation of Revenue [Line Items]
Agreement term			10 years
Minimum FICO score required for customer to qualify for program | FICO_score			600
Loan revenue | Median
Disaggregation of Revenue [Line Items]
Agreement term			15 years
Loan revenue | Maximum
Disaggregation of Revenue [Line Items]
Agreement term			25 years
Minimum FICO score required for customer to qualify for program | FICO_score			780
Investment Tax Credits
Disaggregation of Revenue [Line Items]
Revenue			$ 234,100,000	0
Income tax (benefit) expense			42,400,000	0
Noncontrolling interests	$ 191,700,000	$ 0	$ 191,700,000	$ 0