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v3.23.3

Loans - Summary of Activities in Allowance for Credit Losses (Detail) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022 | Dec. 31, 2022
Allowance for Loan Losses |  |  |  |  |
Balance at beginning of year | $ 24,910 |  | $ 20,313 |  |
Provision for credit losses-Loans | 460 | $ 1,637 | 1,420 | $ 3,845 | $ 4,600
Charge Offs | (148) | (123) | (330) | (334) | (827)
Recoveries | 55 | 52 | 310 | 237 | 298
Balance at ending of year | 25,277 |  | 25,277 |  | 20,313
Consumer Real Estate [Member] |  |  |  |  |
Allowance for Loan Losses |  |  |  |  |
Balance at beginning of year | 3,998 |  | 998 |  |
Provision for credit losses-Loans | (170) | 19 | (57) | 54 | 121
Recoveries | 14 | 6 | 27 | 15 | 20
Balance at ending of year | 3,842 |  | 3,842 |  | 998
Agricultural Real Estate [Member] |  |  |  |  |
Allowance for Loan Losses |  |  |  |  |
Balance at beginning of year | 237 |  | 349 |  |
Provision for credit losses-Loans | 77 | (10) | 27 | (684) | (691)
Recoveries | 1 |  | 105 |  |
Balance at ending of year | 315 |  | 315 |  | 349
Agricultural [Member] |  |  |  |  |
Allowance for Loan Losses |  |  |  |  |
Balance at beginning of year | 107 |  | 751 |  |
Provision for credit losses-Loans | 78 | (1) | 84 | 46 | 35
Recoveries |  | 1 |  | 1 | 7
Balance at ending of year | 185 |  | 185 |  | 751
Commercial Real Estate [Member] |  |  |  |  |
Allowance for Loan Losses |  |  |  |  |
Balance at beginning of year | 16,681 |  | 11,924 |  |
Provision for credit losses-Loans | 123 | (1,122) | 1,374 | 2,414 | 2,785
Recoveries | 1 | 2 | 6 | 7 | 9
Balance at ending of year | 16,805 |  | 16,805 |  | 11,924
Commercial and Industrial [Member] |  |  |  |  |
Allowance for Loan Losses |  |  |  |  |
Balance at beginning of year | 2,767 |  | 5,382 |  |
Provision for credit losses-Loans | (65) | 297 | (527) | 1,747 | 1,860
Charge Offs |  |  |  | (6) | (418)
Recoveries | 6 | 8 | 18 | 82 | 93
Balance at ending of year | 2,708 |  | 2,708 |  | 5,382
Consumer [Member] |  |  |  |  |
Allowance for Loan Losses |  |  |  |  |
Balance at beginning of year | 1,120 |  | 909 |  |
Provision for credit losses-Loans | 417 | 246 | 519 | 296 | 506
Charge Offs | (148) | (123) | (330) | (328) | (409)
Recoveries | 33 | $ 35 | 154 | $ 132 | 169
Balance at ending of year | $ 1,422 |  | 1,422 |  | 909
Cumulative Effect, Period of Adoption, Adjustment [Member] |  |  |  |  |
Allowance for Loan Losses |  |  |  |  |
Balance at beginning of year |  |  | $ 3,564 |  |
Accounting Standards Update [Extensible Enumeration] |  |  | Accounting Standards Update 2016-13 [Member] |  |
Balance at ending of year |  |  |  |  | 3,564
Cumulative Effect, Period of Adoption, Adjustment [Member] | Consumer Real Estate [Member] |  |  |  |  |
Allowance for Loan Losses |  |  |  |  |
Balance at beginning of year |  |  | $ 2,874 |  |
Balance at ending of year |  |  |  |  | 2,874
Cumulative Effect, Period of Adoption, Adjustment [Member] | Agricultural Real Estate [Member] |  |  |  |  |
Allowance for Loan Losses |  |  |  |  |
Balance at beginning of year |  |  | (166) |  |
Balance at ending of year |  |  |  |  | (166)
Cumulative Effect, Period of Adoption, Adjustment [Member] | Agricultural [Member] |  |  |  |  |
Allowance for Loan Losses |  |  |  |  |
Balance at beginning of year |  |  | (650) |  |
Balance at ending of year |  |  |  |  | (650)
Cumulative Effect, Period of Adoption, Adjustment [Member] | Commercial Real Estate [Member] |  |  |  |  |
Allowance for Loan Losses |  |  |  |  |
Balance at beginning of year |  |  | 3,501 |  |
Balance at ending of year |  |  |  |  | 3,501
Cumulative Effect, Period of Adoption, Adjustment [Member] | Commercial and Industrial [Member] |  |  |  |  |
Allowance for Loan Losses |  |  |  |  |
Balance at beginning of year |  |  | (2,165) |  |
Balance at ending of year |  |  |  |  | (2,165)
Cumulative Effect, Period of Adoption, Adjustment [Member] | Consumer [Member] |  |  |  |  |
Allowance for Loan Losses |  |  |  |  |
Balance at beginning of year |  |  | $ 170 |  |
Balance at ending of year |  |  |  |  | $ 170

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