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Commitments and Contingencies (Details) - Loan Purchase Commitments - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2022
Dec. 31, 2020
Other Commitments [Line Items]    
Minimum funding percentage of each loan 30.00%  
Participation amount in loan program $ 16.3  
Loan program, guaranteed amount 5.9  
Third-Party Bank    
Other Commitments [Line Items]    
Amount of loan participation program $ 47.3  
Third-Party Bank | Maximum    
Other Commitments [Line Items]    
Amount of loan participation program   $ 100.0