Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Additional Information (Details)

v3.23.1
Summary of Significant Accounting Policies - Additional Information (Details)
 3 Months Ended
Mar. 31, 2023
USD ($)
reporting_unit
segment
$ / shares
Mar. 31, 2022
USD ($)
Dec. 31, 2022
USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Debt instrument, convertible, conversion ratio 1    
Number of operating segments | segment 1    
Number of reportable segments | segment 1    
Participation interest in loan pool 5.00%    
Nonaccrual loans, threshold for impairment evaluation $ 50,000    
Number of reporting units | reporting_unit 1    
Funding commitments $ 29,378,000   $ 20,400,000
Distributions 0 $ 1,400,000  
Realized gains (losses) on contract derivatives, net 123,000 1,909,000  
Revenue 20,465,000 28,231,000  
Platform Fees, Net      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Revenue 17,909,000 26,154,000  
Platform Fees, Net | Direct channel, home improvement loans      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Revenue $ 1,600,000 $ 500,000  
Residential Solar Loans      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Participation interest in loan pool 5.00%    
Advances | Cumulative Effect, Period of Adoption, Adjustment      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Financing receivable , adoption $ 500,000    
Class C common stock      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Debt instrument, convertible, conversion ratio 1    
Class EX Unit      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Distributions $ 1,400,000    
Distribution per unit (in dollars per share) | $ / shares $ 0.03    
Sunlight Financial LLC      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Noncontrolling interest percent 34.40%   35.90%