Annual report pursuant to Section 13 and 15(d)

Schedule of Mortgage Servicing Rights Sensitivity Analysis of Fair Value (Details)

v3.20.4
Schedule of Mortgage Servicing Rights Sensitivity Analysis of Fair Value (Details)
$ in Thousands
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Sensitivity Analysis of Fair Value of Interests Continued to be Held by Transferor, Servicing Assets or Liabilities, Impact of Adverse Change in Assumption [Line Items]    
Impact on fair value of 10% adverse change in prepayment speed $ (121,973) $ (88,459)
Impact on fair value of 20% adverse change in prepayment speed (229,676) (188,209)
Impact on fair value of 10% adverse change in delinquency (2,038) (7,470)
Impact on fair value of 20% adverse change in delinquency (4,161) (15,020)
Impact on fair value of 10% adverse change in discount rate (25,262) (49,274)
Impact on fair value of 20% adverse change in discount rate (49,401) (95,963)
Impact on fair value of 10% adverse change in per loan annual cost to service (21,708) (23,932)
Impact on fair value of 20% adverse change in per loan annual cost to service $ (43,527) $ (48,054)
Measurement Input, Constant Prepayment Rate [Member]    
Sensitivity Analysis of Fair Value of Interests Continued to be Held by Transferor, Servicing Assets or Liabilities, Impact of Adverse Change in Assumption [Line Items]    
Weighted average assumption 0.194 0.148
Measurement Input, Delinquency [Member]    
Sensitivity Analysis of Fair Value of Interests Continued to be Held by Transferor, Servicing Assets or Liabilities, Impact of Adverse Change in Assumption [Line Items]    
Weighted average assumption 0.022 0.009
Measurement Input, Discount Rate [Member]    
Sensitivity Analysis of Fair Value of Interests Continued to be Held by Transferor, Servicing Assets or Liabilities, Impact of Adverse Change in Assumption [Line Items]    
Weighted average assumption 0.048 0.072
Measurement Input, Per Loan Annual Cost to Service [Member]    
Sensitivity Analysis of Fair Value of Interests Continued to be Held by Transferor, Servicing Assets or Liabilities, Impact of Adverse Change in Assumption [Line Items]    
Weighted average assumption 68.27 66.62