Annual report pursuant to Section 13 and 15(d)

MORTGAGE BANKING ACTIVITIES - Key unobservable inputs used in determining the fair value (Details)

v3.22.0.1
MORTGAGE BANKING ACTIVITIES - Key unobservable inputs used in determining the fair value (Details) - $ / LoanContracts
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Maximum [Member]    
Servicing Assets and Servicing Liabilities at Fair Value, Assumptions Used to Estimate Fair Value [Abstract]    
Discount Rates 15.00% 15.00%
Annual prepayment speeds 23.79% 23.64%
Cost of servicing (per loan) 73 110
Minimum [Member]    
Servicing Assets and Servicing Liabilities at Fair Value, Assumptions Used to Estimate Fair Value [Abstract]    
Discount Rates 11.00% 11.00%
Annual prepayment speeds 11.98% 13.08%
Cost of servicing (per loan) 60 90