Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Additional Information (Details)

v3.21.2
Fair Value Measurements - Additional Information (Details) - Level 3
Sep. 30, 2021
Dec. 31, 2020
Risk free interest rate | Minimum    
Fair Value, Option, Quantitative Disclosures [Line Items]    
Investments, measurement input 0.01  
Risk free interest rate | Maximum    
Fair Value, Option, Quantitative Disclosures [Line Items]    
Investments, measurement input   0.04
Weighted average discount rate    
Fair Value, Option, Quantitative Disclosures [Line Items]    
Investments, measurement input 0.036 0.032
Securitization residual assets | Risk free interest rate | Minimum    
Fair Value, Option, Quantitative Disclosures [Line Items]    
Investments, measurement input 0.01  
Securitization residual assets | Risk free interest rate | Maximum    
Fair Value, Option, Quantitative Disclosures [Line Items]    
Investments, measurement input   0.04
Securitization residual assets | Weighted average discount rate    
Fair Value, Option, Quantitative Disclosures [Line Items]    
Investments, measurement input 0.043 0.038