Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Additional Information (Details)

v3.21.1
Fair Value Measurements - Additional Information (Details) - Level 3
Mar. 31, 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 | Minimum | Securitization residual assets    
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
Risk free interest rate | Maximum | Securitization residual assets    
Fair Value, Option, Quantitative Disclosures [Line Items]    
Investments, measurement input   0.05
Weighted average discount rate    
Fair Value, Option, Quantitative Disclosures [Line Items]    
Investments, measurement input 0.046 0.032
Weighted average discount rate | Securitization residual assets    
Fair Value, Option, Quantitative Disclosures [Line Items]    
Investments, measurement input 0.047 0.038