Quarterly report pursuant to Section 13 or 15(d)

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

v3.19.3
Securitization of Financial Assets - Summary of Certain Transactions with Securitization Trusts (Details) - USD ($)
$ in Thousands
 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Fair Value Assumption, Date of Securitization or Asset-backed Financing Arrangement, Transferor's Continuing Involvement, Servicing Assets or Liabilities [Line Items]    
Gains on securitizations $ 18,575 $ 22,349
Securitization Trust [Member]    
Fair Value Assumption, Date of Securitization or Asset-backed Financing Arrangement, Transferor's Continuing Involvement, Servicing Assets or Liabilities [Line Items]    
Gains on securitizations 16,000 31,000
Cost of financial assets securitized 560,000 595,000
Proceeds from securitizations 576,000 626,000
Cash received from residual and servicing assets 7,000 3,000
Securitization Trust [Member] | Residual Assets [Member]    
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 included in other assets $ 85,000 $ 69,000