Quarterly report pursuant to Section 13 or 15(d)

Securitization of Financial Assets - Summary of Certain Transactions with Securitization Trusts (Details)

v3.21.2
Securitization of Financial Assets - Summary of Certain Transactions with Securitization Trusts (Details) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Fair Value Assumption, Date of Securitization or Asset-backed Financing Arrangement, Transferor's Continuing Involvement, Servicing Assets or Liabilities [Line Items]    
Gains on securitizations $ 37,521 $ 36,866
Securitization trust    
Fair Value Assumption, Date of Securitization or Asset-backed Financing Arrangement, Transferor's Continuing Involvement, Servicing Assets or Liabilities [Line Items]    
Gains on securitizations 55,000 34,000
Cost of financial assets securitized 665,000 173,000
Proceeds from securitizations 720,000 207,000
Cash received from residual and servicing assets 9,000 9,000
Securitization trust | Residual assets    
Fair Value Assumption, Date of Securitization or Asset-backed Financing Arrangement, Transferor's Continuing Involvement, Servicing Assets or Liabilities [Line Items]    
Residual and servicing assets $ 204,000 $ 147,000