Quarterly report pursuant to Section 13 or 15(d)

Servicing Assets - Additional Information (Detail)

v3.22.2
Servicing Assets - Additional Information (Detail) - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Dec. 31, 2021
Risks Inherent In Servicing Assets And Servicing Liabilities [Line Items]          
Serviced loans sold to unaffiliated parties $ 495,300,000   $ 495,300,000   $ 473,500,000
Amortization expense 731,000 $ 658,000 1,300,000 $ 1,200,000  
Fair value of servicing rights 7,600,000   $ 7,600,000   $ 8,100,000
Minimum          
Risks Inherent In Servicing Assets And Servicing Liabilities [Line Items]          
Discount rates ranging     13.40%   10.40%
Prepayment speeds     11.10%   10.20%
Maximum          
Risks Inherent In Servicing Assets And Servicing Liabilities [Line Items]          
Discount rates ranging     16.10%   16.70%
Prepayment speeds     17.00%   12.80%
Other Operating Income          
Risks Inherent In Servicing Assets And Servicing Liabilities [Line Items]          
Servicing fee income $ 1,200,000 $ 1,100,000 $ 2,400,000 $ 2,300,000