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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Schedule of Activity in Allowance for Loan Losses (Detail) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Jan. 01, 2023
Activity in allowance for loan losses |  |  |  |
Balance, beginning of year | $ 25,178 | $ 21,180 | $ 20,151 |
Impact of adopting ASC 326 | 28,702 | 25,178 |  |
Provision for credit losses | 1,682 | 4,160 | 1,090 |
Charge-offs | (1,105) | (410) | (1,118) |
Recoveries | 524 | 248 | 1,057 |
Balance, end of year | 28,702 | 25,178 |  |
Balance, end of year |  | 25,178 | 21,180 |
Cumulative Effect, Period of Adoption, Adjustment |  |  |  |
Activity in allowance for loan losses |  |  |  |
Impact of adopting ASC 326 |  | 2,423 |  | $ 2,423
Balance, end of year |  | 2,423 |  |
Unallocated |  |  |  |
Activity in allowance for loan losses |  |  |  |
Balance, beginning of year | 245 | 237 | 218 |
Impact of adopting ASC 326 | 0 |  |  |
Provision for credit losses | 0 | 8 | 19 |
Charge-offs | 0 | 0 | 0 |
Recoveries | 0 | 0 | 0 |
Balance, end of year | 0 |  |  |
Balance, end of year |  | 245 | 237 |
Unallocated | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |
Activity in allowance for loan losses |  |  |  |
Impact of adopting ASC 326 |  | (245) |  |
Balance, end of year |  | (245) |  |
Commercial |  |  |  |
Activity in allowance for loan losses |  |  |  |
Balance, beginning of year | 21,301 | 17,943 | 16,247 |
Impact of adopting ASC 326 | 26,077 |  |  |
Provision for credit losses | 1,583 | 3,265 | 1,661 |
Charge-offs | (760) | 0 | (956) |
Recoveries | 213 | 93 | 991 |
Balance, end of year | 26,077 |  |  |
Balance, end of year |  | 21,301 | 17,943 |
Commercial | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |
Activity in allowance for loan losses |  |  |  |
Impact of adopting ASC 326 |  | 3,740 |  |
Balance, end of year |  | 3,740 |  |
Commercial | Commercial Real Estate |  |  |  |
Activity in allowance for loan losses |  |  |  |
Balance, beginning of year | 13,558 | 12,037 | 11,151 |
Impact of adopting ASC 326 | 17,873 |  |  |
Provision for credit losses | 1,360 | 1,489 | 710 |
Charge-offs | (12) | 0 | (293) |
Recoveries | 110 | 32 | 469 |
Balance, end of year | 17,873 |  |  |
Balance, end of year |  | 13,558 | 12,037 |
Commercial | Commercial Real Estate | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |
Activity in allowance for loan losses |  |  |  |
Impact of adopting ASC 326 |  | 2,857 |  |
Balance, end of year |  | 2,857 |  |
Commercial | Acquisition and Development |  |  |  |
Activity in allowance for loan losses |  |  |  |
Balance, beginning of year | 3,214 | 2,062 | 1,114 |
Impact of adopting ASC 326 | 2,241 |  |  |
Provision for credit losses | (764) | 1,142 | 938 |
Charge-offs | 0 | 0 | 0 |
Recoveries | 5 | 10 | 10 |
Balance, end of year | 2,241 |  |  |
Balance, end of year |  | 3,214 | 2,062 |
Commercial | Acquisition and Development | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |
Activity in allowance for loan losses |  |  |  |
Impact of adopting ASC 326 |  | (214) |  |
Balance, end of year |  | (214) |  |
Commercial | Commercial and Industrial |  |  |  |
Activity in allowance for loan losses |  |  |  |
Balance, beginning of year | 4,505 | 3,814 | 3,942 |
Impact of adopting ASC 326 | 8 |  |  |
Provision for credit losses | 1,023 | 640 | 23 |
Charge-offs | (748) | 0 | (663) |
Recoveries | 98 | 51 | 512 |
Balance, end of year | 8 |  |  |
Balance, end of year |  | 4,505 | 3,814 |
Commercial | Commercial and Industrial | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |
Activity in allowance for loan losses |  |  |  |
Impact of adopting ASC 326 |  | 928 |  |
Balance, end of year |  | 928 |  |
Commercial | Municipal |  |  |  |
Activity in allowance for loan losses |  |  |  |
Balance, beginning of year | 24 | 30 | 40 |
Impact of adopting ASC 326 | 157 |  |  |
Provision for credit losses | (36) | (6) | (10) |
Charge-offs | 0 | 0 | 0 |
Recoveries | 0 | 0 | 0 |
Balance, end of year | 157 |  |  |
Balance, end of year |  | 24 | 30 |
Commercial | Municipal | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |
Activity in allowance for loan losses |  |  |  |
Impact of adopting ASC 326 |  | 169 |  |
Balance, end of year |  | 169 |  |
Consumer |  |  |  |
Activity in allowance for loan losses |  |  |  |
Balance, beginning of year | 3,632 | 3,000 | 3,686 |
Impact of adopting ASC 326 | 2,625 |  |  |
Provision for credit losses | 99 | 887 | (590) |
Charge-offs | (345) | (410) | (162) |
Recoveries | 311 | 155 | 66 |
Balance, end of year | 2,625 |  |  |
Balance, end of year |  | 3,632 | 3,000 |
Consumer | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |
Activity in allowance for loan losses |  |  |  |
Impact of adopting ASC 326 |  | (1,072) |  |
Balance, end of year |  | (1,072) |  |
Consumer | Residential Mortgage |  |  |  |
Activity in allowance for loan losses |  |  |  |
Balance, beginning of year | 3,444 | 2,785 | 3,362 |
Impact of adopting ASC 326 | 2,424 |  |  |
Provision for credit losses | 6 | 669 | (517) |
Charge-offs | (98) | (50) | (92) |
Recoveries | 193 | 40 | 32 |
Balance, end of year | 2,424 |  |  |
Balance, end of year |  | 3,444 | 2,785 |
Consumer | Residential Mortgage | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |
Activity in allowance for loan losses |  |  |  |
Impact of adopting ASC 326 |  | (1,121) |  |
Balance, end of year |  | (1,121) |  |
Consumer | Installment and Other |  |  |  |
Activity in allowance for loan losses |  |  |  |
Balance, beginning of year | 188 | 215 | 324 |
Impact of adopting ASC 326 | 201 |  |  |
Provision for credit losses | 93 | 218 | (73) |
Charge-offs | (247) | (360) | (70) |
Recoveries | 118 | 115 | 34 |
Balance, end of year | $ 201 |  |  |
Balance, end of year |  | 188 | $ 215 |
Consumer | Installment and Other | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |
Activity in allowance for loan losses |  |  |  |
Impact of adopting ASC 326 |  | 49 |  |
Balance, end of year |  | $ 49 |  |

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