Quarterly report pursuant to Section 13 or 15(d)

Selected Balance Sheet Data - Summary of Net Change in Carrying Value of MSRs (Detail)

v3.20.2
Selected Balance Sheet Data - Summary of Net Change in Carrying Value of MSRs (Detail) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Servicing Asset at Amortized Cost, Balance [Roll Forward]    
Beginning balance $ 2,002 $ 2,209
Additions 425 243
Amortization (404) (413)
Ending balance $ 2,023 $ 2,039