XML 77 R55.htm IDEA: XBRL DOCUMENT v3.22.0.1
Significant Accounting Policies - Schedule of Assumptions Used in Measuring Fair Value of Servicing Assets (Details)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Accounting Policies [Abstract]      
Discount rate 12.62% 11.73% 10.12%
Conditional prepayment rate 9.78% 9.80% 10.34%