v3.26.1
Loan Servicing - Summary of Activity In Mortgage Servicing Rights (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Transfers and Servicing [Abstract]        
Beginning Balance $ 251 $ 292 $ 257 $ 305
Additions       3
Payoffs   (2) (1) (6)
Change in fair value due to change in assumptions 6 (10) 1 (22)
Ending Balance $ 257 $ 280 $ 257 $ 280