Quarterly report pursuant to Section 13 or 15(d)

Securitization of Financial Assets - Additional Information (Details)

v3.21.2
Securitization of Financial Assets - Additional Information (Details)
 6 Months Ended
Jun. 30, 2021
USD ($)
Jun. 30, 2020
USD ($)
Dec. 31, 2020
USD ($)
Securitization or Asset-backed Financing Arrangement, Financial Asset for which Transfer is Accounted as Sale [Line Items]      
Annual servicing fees (up to) 0.20%    
Managed assets $ 8,000,000,000.0   $ 7,200,000,000
Securitization credit losses 0 $ 0  
Securitization assets 193,559,000   164,342,000
Greater than 90 days past due      
Securitization or Asset-backed Financing Arrangement, Financial Asset for which Transfer is Accounted as Sale [Line Items]      
Securitization assets 0    
Asset-backed securities, securitized loans and receivables      
Securitization or Asset-backed Financing Arrangement, Financial Asset for which Transfer is Accounted as Sale [Line Items]      
Managed receivables 5,000,000,000.0   $ 4,300,000,000
Residual assets | Securitization trust      
Securitization or Asset-backed Financing Arrangement, Financial Asset for which Transfer is Accounted as Sale [Line Items]      
Receivable from contracts $ 104,000,000    
Minimum | Discount rate      
Securitization or Asset-backed Financing Arrangement, Financial Asset for which Transfer is Accounted as Sale [Line Items]      
Discount rates to determine fair market value of underlying assets 0.01    
Maximum | Discount rate      
Securitization or Asset-backed Financing Arrangement, Financial Asset for which Transfer is Accounted as Sale [Line Items]      
Discount rates to determine fair market value of underlying assets 0.08