Quarterly report pursuant to Section 13 or 15(d)

Servicing Assets - Additional Information (Detail)

v3.23.2
Servicing Assets - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Dec. 31, 2022
Risks Inherent In Servicing Assets And Servicing Liabilities [Line Items]          
Serviced loans sold to unaffiliated parties $ 528,000   $ 528,000   $ 523,600
Servicing fee income $ 1,300 $ 1,200 $ 2,600 $ 2,400  
Contractually Specified Servicing Fee Income, Statement of Income or Comprehensive Income [Extensible Enumeration] Noninterest Income, Other Operating Income Noninterest Income, Other Operating Income Noninterest Income, Other Operating Income Noninterest Income, Other Operating Income  
Amortization expense $ 600 $ 700 $ 1,223 $ 1,276  
Fair value of servicing rights $ 8,300   $ 8,300   $ 7,100
Minimum          
Risks Inherent In Servicing Assets And Servicing Liabilities [Line Items]          
Discount rates ranging     13.10%   21.90%
Prepayment speeds     11.40%   10.80%
Maximum          
Risks Inherent In Servicing Assets And Servicing Liabilities [Line Items]          
Discount rates ranging     24.90%   25.30%
Prepayment speeds     18.50%   16.70%