XML 74 R93.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Loan Servicing - Sensitivity of Fair Value to Changes in key Assumptions (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Mortgage Servicing Rights    
Servicing Assets at Fair Value [Line Items]    
Weighted average life (months) 78 months 27 days 82 months 6 days
Constant prepayment rate (annualized) 10.60% 10.10%
Discount rate 9.70% 9.70%
Sensitivity analysis of fair value of interests continued to be held by transferor servicing assets or liabilities impact of zero point two five percent favorable change in prepayment speed $ 3.0 $ 3.0
Sensitivity analysis of fair value of interests continued to be held by transferor servicing assets or liabilities impact of zero point five zero percent favorable change in prepayment speed 5.0 5.0
Sensitivity analysis of fair value of interests continued to be held by transferor servicing assets or liabilities impact of zero point two five percent adverse change in prepayment speed (3.0) (3.0)
Sensitivity analysis of fair value of interests continued to be held by transferor servicing assets or liabilities impact of zero point five zero percent adverse change in prepayment speed $ (5.0) $ (6.0)
SBA-Guaranteed Loan Servicing    
Servicing Assets at Fair Value [Line Items]    
Weighted average life (months) 42 months 52 months 6 days
Constant prepayment rate (annualized) 16.80% 12.50%
Discount rate 16.20% 19.40%
Sensitivity analysis of fair value, transferor's interests in transferred financial assets, impact of 10 percent adverse change in prepayment speed $ (0.1) $ (0.2)
Sensitivity analysis of fair value, transferor's interests in transferred financial assets, impact of 20 percent adverse change in prepayment speed (0.3) (0.3)
Sensitivity analysis of fair value, transferor's interests in transferred financial assets, impact of 1 percent adverse change in discount rate (0.1) (0.1)
Sensitivity analysis of fair value, transferor's interests in transferred financial assets, impact of 2 percent adverse change in discount rate $ (0.1) $ (0.2)