v3.26.1
Summary of Significant Accounting Policies - Narrative (Details)
12 Months Ended
Jun. 30, 2023
Dec. 31, 2025
USD ($)
segment
Dec. 31, 2024
USD ($)
segment
Dec. 31, 2023
USD ($)
Mar. 31, 2023
contract
Concentration Risk [Line Items]          
Restricted cash   $ 38,303,000 $ 36,346,000    
Accounts receivable, net       $ 9,200,000  
Investment income, interest, beneficial interests in securitized financial asset   18,100,000 16,800,000    
Long-lived asset, impairment   0 0    
Impairment of goodwill   $ 0 28,757,000    
Warranty period   3 years      
Limited-assurance-type warranty, term   1 year      
Deferred rent assets   $ 4,872,000 3,717,000 2,500,000  
Deferred revenue   5,000,000.0 4,000,000.0 $ 2,700,000  
Deferred revenue recognized   $ 300,000 $ 200,000    
Effective tax rate   0.00% 0.00%    
Stock split, conversion ratio 0.125        
Number of operating segments | segment   1 1    
Number of reportable segments | segment   1 1    
Solar energy systems          
Concentration Risk [Line Items]          
Useful life   30 years      
SS Holdings 2017 and subsidiaries (SMETH)          
Concentration Risk [Line Items]          
Useful life of intangible assets         20 years
Number of customers | contract         22,500
Share-Based Payment Arrangement, Option          
Concentration Risk [Line Items]          
Vesting period   4 years      
Solar Renewable Energy Certificates          
Concentration Risk [Line Items]          
Inventory, net   $ 0 $ 0    
Minimum          
Concentration Risk [Line Items]          
Useful life of intangible assets   3 years      
Useful life of intangible liabilities   3 years      
Minimum | Share-Based Payment Arrangement, Option          
Concentration Risk [Line Items]          
Vesting period   1 year      
Maximum          
Concentration Risk [Line Items]          
Useful life of intangible assets   30 years      
Useful life of intangible liabilities   6 years      
Maximum | Share-Based Payment Arrangement, Option          
Concentration Risk [Line Items]          
Vesting period   4 years      
Accounts Receivable | Customer Concentration Risk | Top One Customer          
Concentration Risk [Line Items]          
Concentration risk, percentage   41.00%      
Revenue Benchmark | Customer Concentration Risk | Top One Customer          
Concentration Risk [Line Items]          
Concentration risk, percentage   11.00%