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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Allowances by Impairment (Details) - USD ($) $ in Thousands | Jun. 30, 2024 | Mar. 31, 2024 | Dec. 31, 2023 | Jun. 30, 2023 | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | --- | --- | --- | --- | ---
Allowance for credit losses |  |  |  |  |  |
Individually analyzed | $ 1,881 |  | $ 1,955 |  |  |
Collectively analyzed | 19,150 |  | 20,562 |  |  |
Total ending allowance balance | 21,031 | $ 20,471 | 22,517 | $ 20,172 | $ 20,075 | $ 19,659
Amortized cost basis of loans: |  |  |  |  |  |
Individually analyzed | 6,049 |  | 8,035 |  |  |
Collectively analyzed | 2,005,423 |  | 1,964,629 |  |  |
Total loans, net of deferred loan fees and costs | 2,011,472 |  | 1,972,664 |  |  |
Commercial and Industrial |  |  |  |  |  |
Allowance for credit losses |  |  |  |  |  |
Individually analyzed | 1,860 |  | 1,928 |  |  |
Collectively analyzed | 3,034 |  | 3,127 |  |  |
Total ending allowance balance | 4,894 | 4,516 | 5,055 | 4,121 | 4,053 | 3,373
Amortized cost basis of loans: |  |  |  |  |  |
Individually analyzed | 2,102 |  | 2,067 |  |  |
Collectively analyzed | 288,444 |  | 262,329 |  |  |
Total loans, net of deferred loan fees and costs | 290,546 |  | 264,396 |  |  |
Commercial Mortgages |  |  |  |  |  |
Allowance for credit losses |  |  |  |  |  |
Individually analyzed | 21 |  | 27 |  |  |
Collectively analyzed | 10,509 |  | 11,999 |  |  |
Total ending allowance balance | 10,530 | 10,367 | 12,026 | 10,994 | 10,983 | 11,576
Amortized cost basis of loans: |  |  |  |  |  |
Individually analyzed | 3,947 |  | 5,968 |  |  |
Collectively analyzed | 1,150,765 |  | 1,116,957 |  |  |
Total loans, net of deferred loan fees and costs | 1,154,712 |  | 1,122,925 |  |  |
Residential Mortgages |  |  |  |  |  |
Allowance for credit losses |  |  |  |  |  |
Individually analyzed | 0 |  | 0 |  |  |
Collectively analyzed | 2,106 |  | 2,194 |  |  |
Total ending allowance balance | 2,106 | 2,062 | 2,194 | 1,905 | 1,892 | 1,845
Amortized cost basis of loans: |  |  |  |  |  |
Individually analyzed | 0 |  | 0 |  |  |
Collectively analyzed | 271,620 |  | 277,992 |  |  |
Total loans, net of deferred loan fees and costs | 271,620 |  | 277,992 |  |  |
Consumer Loans |  |  |  |  |  |
Allowance for credit losses |  |  |  |  |  |
Individually analyzed | 0 |  | 0 |  |  |
Collectively analyzed | 3,501 |  | 3,242 |  |  |
Total ending allowance balance | 3,501 | $ 3,526 | 3,242 | $ 3,152 | $ 3,147 | $ 2,865
Amortized cost basis of loans: |  |  |  |  |  |
Individually analyzed | 0 |  | 0 |  |  |
Collectively analyzed | 294,594 |  | 307,351 |  |  |
Total loans, net of deferred loan fees and costs | $ 294,594 |  | $ 307,351 |  |  |

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