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LOANS AND ALLOWANCE FOR LOAN LOSSES - Summary of Loans by Credit Quality Indicator and Origination Year (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | $ 839,785 |  | $ 1,262,330 |
2022 | 1,199,738 |  | 1,055,361 |
2021 | 961,538 |  | 422,026 |
2020 | 365,469 |  | 290,975 |
2019 | 217,076 |  | 128,067 |
Prior | 613,986 |  | 630,012 |
Revolving Loans Amortized Cost Basis | 326,918 |  | 358,920 |
Total | 4,524,510 |  | 4,147,691 |
Current period gross charge-offs |  |  |  |
2023 | 2,427 |  |  |
2022 | 586 |  |  |
2021 | 105 |  |  |
2020 | 46 |  |  |
2019 | 818 |  |  |
Prior | 222 |  |  |
Revolving Loans Amortized Cost Basis | 0 |  |  |
Total | 4,204 | [1] | 2,584 | $ 2,751
Construction real estate loans |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 146,040 |  | 171,809 |
2022 | 253,827 |  | 184,835 |
2021 | 197,077 |  | 34,537 |
2020 | 37,997 |  | 7,456 |
2019 | 3,945 |  | 1,886 |
Prior | 6,500 |  | 6,628 |
Revolving Loans Amortized Cost Basis | 144,358 |  | 152,530 |
Total | 789,744 |  | 559,681 |
Current period gross charge-offs |  |  |  |
2023 | 0 |  |  |
2022 | 92 |  |  |
2021 | 0 |  |  |
2020 | 0 |  |  |
2019 | 0 |  |  |
Prior | 0 |  |  |
Revolving Loans Amortized Cost Basis | 0 |  |  |
Total | 92 |  | 0 | 0
Construction real estate loans | Pass |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 132,838 |  | 169,652 |
2022 | 236,573 |  | 184,501 |
2021 | 196,311 |  | 34,537 |
2020 | 37,997 |  | 7,091 |
2019 | 3,938 |  | 1,844 |
Prior | 6,457 |  | 6,434 |
Revolving Loans Amortized Cost Basis | 144,358 |  | 152,530 |
Total | 758,472 |  | 556,589 |
Construction real estate loans | Pass watch |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 0 |  | 299 |
2022 | 7,798 |  | 0 |
2021 | 0 |  | 0 |
2020 | 0 |  | 0 |
2019 | 0 |  | 0 |
Prior | 0 |  | 0 |
Revolving Loans Amortized Cost Basis | 0 |  | 0 |
Total | 7,798 |  | 299 |
Construction real estate loans | Special mention |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 13,166 |  | 1,858 |
2022 | 9,456 |  | 290 |
2021 | 698 |  | 0 |
2020 | 0 |  | 0 |
2019 | 7 |  | 0 |
Prior | 0 |  | 0 |
Revolving Loans Amortized Cost Basis | 0 |  | 0 |
Total | 23,327 |  | 2,148 |
Construction real estate loans | Substandard |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 36 |  | 0 |
2022 | 0 |  | 0 |
2021 | 68 |  | 0 |
2020 | 0 |  | 10 |
2019 | 0 |  | 42 |
Prior | 43 |  | 194 |
Revolving Loans Amortized Cost Basis | 0 |  | 0 |
Total | 147 |  | 246 |
Construction real estate loans | Doubtful |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 0 |  | 0 |
2022 | 0 |  | 44 |
2021 | 0 |  | 0 |
2020 | 0 |  | 355 |
2019 | 0 |  | 0 |
Prior | 0 |  | 0 |
Revolving Loans Amortized Cost Basis | 0 |  | 0 |
Total | 0 |  | 399 |
1-4 family residential real estate loans |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 41,845 |  | 82,850 |
2022 | 126,981 |  | 144,424 |
2021 | 145,744 |  | 128,962 |
2020 | 116,280 |  | 70,196 |
2019 | 63,710 |  | 38,312 |
Prior | 200,301 |  | 196,572 |
Revolving Loans Amortized Cost Basis | 1,877 |  | 2,203 |
Total | 696,738 |  | 663,519 |
Current period gross charge-offs |  |  |  |
2023 | 0 |  |  |
2022 | 0 |  |  |
2021 | 0 |  |  |
2020 | 0 |  |  |
2019 | 1 |  |  |
Prior | 118 |  |  |
Revolving Loans Amortized Cost Basis | 0 |  |  |
Total | 119 |  | 69 | 136
1-4 family residential real estate loans | Pass |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 41,520 |  | 82,847 |
2022 | 126,981 |  | 144,424 |
2021 | 145,671 |  | 128,666 |
2020 | 114,631 |  | 70,142 |
2019 | 63,710 |  | 36,710 |
Prior | 196,651 |  | 194,490 |
Revolving Loans Amortized Cost Basis | 1,803 |  | 2,160 |
Total | 690,967 |  | 659,439 |
1-4 family residential real estate loans | Pass watch |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 0 |  | 0 |
2022 | 0 |  | 0 |
2021 | 0 |  | 0 |
2020 | 32 |  | 0 |
2019 | 0 |  | 0 |
Prior | 0 |  | 0 |
Revolving Loans Amortized Cost Basis | 0 |  | 0 |
Total | 32 |  | 0 |
1-4 family residential real estate loans | Special mention |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 0 |  | 0 |
2022 | 0 |  | 0 |
2021 | 0 |  | 79 |
2020 | 75 |  | 0 |
2019 | 0 |  | 1,397 |
Prior | 0 |  | 0 |
Revolving Loans Amortized Cost Basis | 0 |  | 0 |
Total | 75 |  | 1,476 |
1-4 family residential real estate loans | Substandard |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 325 |  | 3 |
2022 | 0 |  | 0 |
2021 | 73 |  | 217 |
2020 | 1,379 |  | 54 |
2019 | 0 |  | 32 |
Prior | 3,259 |  | 1,942 |
Revolving Loans Amortized Cost Basis | 74 |  | 43 |
Total | 5,110 |  | 2,291 |
1-4 family residential real estate loans | Doubtful |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 0 |  | 0 |
2022 | 0 |  | 0 |
2021 | 0 |  | 0 |
2020 | 163 |  | 0 |
2019 | 0 |  | 173 |
Prior | 391 |  | 140 |
Revolving Loans Amortized Cost Basis | 0 |  | 0 |
Total | 554 |  | 313 |
Commercial real estate loans |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 511,547 |  | 798,653 |
2022 | 676,863 |  | 556,157 |
2021 | 495,713 |  | 170,720 |
2020 | 144,456 |  | 151,449 |
2019 | 102,794 |  | 55,855 |
Prior | 220,585 |  | 242,558 |
Revolving Loans Amortized Cost Basis | 16,493 |  | 12,315 |
Total | 2,168,451 |  | 1,987,707 |
Current period gross charge-offs |  |  |  |
2023 | 0 |  |  |
2022 | 0 |  |  |
2021 | 0 |  |  |
2020 | 0 |  |  |
2019 | 788 |  |  |
Prior | 0 |  |  |
Revolving Loans Amortized Cost Basis | 0 |  |  |
Total | 788 | [1] | 0 | 0
Commercial real estate loans | Pass |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 469,844 |  | 798,653 |
2022 | 641,577 |  | 546,938 |
2021 | 495,363 |  | 168,607 |
2020 | 143,150 |  | 136,440 |
2019 | 91,085 |  | 55,480 |
Prior | 189,021 |  | 233,509 |
Revolving Loans Amortized Cost Basis | 16,493 |  | 12,315 |
Total | 2,046,533 |  | 1,951,942 |
Commercial real estate loans | Pass watch |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 24,300 |  | 0 |
2022 | 34,424 |  | 9,219 |
2021 | 255 |  | 0 |
2020 | 1,037 |  | 0 |
2019 | 333 |  | 0 |
Prior | 146 |  | 0 |
Revolving Loans Amortized Cost Basis | 0 |  | 0 |
Total | 60,495 |  | 9,219 |
Commercial real estate loans | Special mention |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 17,403 |  | 0 |
2022 | 0 |  | 0 |
2021 | 0 |  | 1,832 |
2020 | 0 |  | 330 |
2019 | 9,746 |  | 115 |
Prior | 25,072 |  | 1,849 |
Revolving Loans Amortized Cost Basis | 0 |  | 0 |
Total | 52,221 |  | 4,126 |
Commercial real estate loans | Substandard |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 0 |  | 0 |
2022 | 862 |  | 0 |
2021 | 95 |  | 281 |
2020 | 269 |  | 14,603 |
2019 | 1,565 |  | 260 |
Prior | 6,346 |  | 6,992 |
Revolving Loans Amortized Cost Basis | 0 |  | 0 |
Total | 9,137 |  | 22,136 |
Commercial real estate loans | Doubtful |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 0 |  | 0 |
2022 | 0 |  | 0 |
2021 | 0 |  | 0 |
2020 | 0 |  | 76 |
2019 | 65 |  | 0 |
Prior | 0 |  | 208 |
Revolving Loans Amortized Cost Basis | 0 |  | 0 |
Total | 65 |  | 284 |
Commercial loans |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 78,533 |  | 114,174 |
2022 | 65,118 |  | 73,847 |
2021 | 42,437 |  | 18,009 |
2020 | 10,724 |  | 8,445 |
2019 | 4,485 |  | 5,330 |
Prior | 3,622 |  | 3,322 |
Revolving Loans Amortized Cost Basis | 161,974 |  | 188,937 |
Total | 366,893 |  | 412,064 |
Current period gross charge-offs |  |  |  |
2023 | 745 |  |  |
2022 | 440 |  |  |
2021 | 44 |  |  |
2020 | 26 |  |  |
2019 | 23 |  |  |
Prior | 5 |  |  |
Revolving Loans Amortized Cost Basis | 0 |  |  |
Total | 1,283 |  | 792 | 1,004
Commercial loans | Pass |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 78,090 |  | 113,678 |
2022 | 62,192 |  | 68,509 |
2021 | 42,114 |  | 17,852 |
2020 | 10,708 |  | 8,249 |
2019 | 4,356 |  | 4,820 |
Prior | 3,310 |  | 3,313 |
Revolving Loans Amortized Cost Basis | 161,153 |  | 178,951 |
Total | 361,923 |  | 395,372 |
Commercial loans | Pass watch |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 0 |  | 208 |
2022 | 128 |  | 13 |
2021 | 117 |  | 56 |
2020 | 0 |  | 0 |
2019 | 0 |  | 0 |
Prior | 18 |  | 0 |
Revolving Loans Amortized Cost Basis | 0 |  | 0 |
Total | 263 |  | 277 |
Commercial loans | Special mention |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 191 |  | 0 |
2022 | 174 |  | 5,109 |
2021 | 0 |  | 31 |
2020 | 16 |  | 0 |
2019 | 0 |  | 288 |
Prior | 162 |  | 0 |
Revolving Loans Amortized Cost Basis | 0 |  | 9,986 |
Total | 543 |  | 15,414 |
Commercial loans | Substandard |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 14 |  | 220 |
2022 | 2,357 |  | 116 |
2021 | 73 |  | 70 |
2020 | 0 |  | 110 |
2019 | 65 |  | 12 |
Prior | 12 |  | 9 |
Revolving Loans Amortized Cost Basis | 821 |  | 0 |
Total | 3,342 |  | 537 |
Commercial loans | Doubtful |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 238 |  | 68 |
2022 | 267 |  | 100 |
2021 | 133 |  | 0 |
2020 | 0 |  | 86 |
2019 | 64 |  | 210 |
Prior | 120 |  | 0 |
Revolving Loans Amortized Cost Basis | 0 |  | 0 |
Total | 822 |  | 464 |
Municipal loans |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 39,028 |  | 65,258 |
2022 | 61,429 |  | 74,617 |
2021 | 68,979 |  | 57,147 |
2020 | 49,746 |  | 48,144 |
2019 | 39,949 |  | 24,979 |
Prior | 182,037 |  | 179,922 |
Revolving Loans Amortized Cost Basis | 0 |  | 0 |
Total | 441,168 |  | 450,067 |
Current period gross charge-offs |  |  |  |
2023 | 0 |  |  |
2022 | 0 |  |  |
2021 | 0 |  |  |
2020 | 0 |  |  |
2019 | 0 |  |  |
Prior | 0 |  |  |
Revolving Loans Amortized Cost Basis | 0 |  |  |
Total | 0 |  | 0 | 0
Municipal loans | Pass |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 39,028 |  | 65,258 |
2022 | 61,429 |  | 74,617 |
2021 | 68,979 |  | 57,147 |
2020 | 49,746 |  | 47,636 |
2019 | 39,949 |  | 24,576 |
Prior | 182,037 |  | 173,919 |
Revolving Loans Amortized Cost Basis | 0 |  | 0 |
Total | 441,168 |  | 443,153 |
Municipal loans | Pass watch |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 0 |  | 0 |
2022 | 0 |  | 0 |
2021 | 0 |  | 0 |
2020 | 0 |  | 508 |
2019 | 0 |  | 403 |
Prior | 0 |  | 6,003 |
Revolving Loans Amortized Cost Basis | 0 |  | 0 |
Total | 0 |  | 6,914 |
Municipal loans | Special mention |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 0 |  | 0 |
2022 | 0 |  | 0 |
2021 | 0 |  | 0 |
2020 | 0 |  | 0 |
2019 | 0 |  | 0 |
Prior | 0 |  | 0 |
Revolving Loans Amortized Cost Basis | 0 |  | 0 |
Total | 0 |  | 0 |
Municipal loans | Substandard |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 0 |  | 0 |
2022 | 0 |  | 0 |
2021 | 0 |  | 0 |
2020 | 0 |  | 0 |
2019 | 0 |  | 0 |
Prior | 0 |  | 0 |
Revolving Loans Amortized Cost Basis | 0 |  | 0 |
Total | 0 |  | 0 |
Municipal loans | Doubtful |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 0 |  | 0 |
2022 | 0 |  | 0 |
2021 | 0 |  | 0 |
2020 | 0 |  | 0 |
2019 | 0 |  | 0 |
Prior | 0 |  | 0 |
Revolving Loans Amortized Cost Basis | 0 |  | 0 |
Total | 0 |  | 0 |
Loans to individuals |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 22,792 |  | 29,586 |
2022 | 15,520 |  | 21,481 |
2021 | 11,588 |  | 12,651 |
2020 | 6,266 |  | 5,285 |
2019 | 2,193 |  | 1,705 |
Prior | 941 |  | 1,010 |
Revolving Loans Amortized Cost Basis | 2,216 |  | 2,935 |
Total | 61,516 |  | 74,653 |
Current period gross charge-offs |  |  |  |
2023 | 1,682 |  |  |
2022 | 54 |  |  |
2021 | 61 |  |  |
2020 | 20 |  |  |
2019 | 6 |  |  |
Prior | 99 |  |  |
Revolving Loans Amortized Cost Basis | 0 |  |  |
Total | 1,922 |  | 1,723 | $ 1,611
Loans to individuals | Pass |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 22,788 |  | 29,579 |
2022 | 15,503 |  | 21,480 |
2021 | 11,588 |  | 12,651 |
2020 | 6,256 |  | 5,261 |
2019 | 2,180 |  | 1,665 |
Prior | 941 |  | 1,005 |
Revolving Loans Amortized Cost Basis | 2,216 |  | 2,935 |
Total | 61,472 |  | 74,576 |
Loans to individuals | Pass watch |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 0 |  | 0 |
2022 | 0 |  | 0 |
2021 | 0 |  | 0 |
2020 | 0 |  | 0 |
2019 | 0 |  | 0 |
Prior | 0 |  | 0 |
Revolving Loans Amortized Cost Basis | 0 |  | 0 |
Total | 0 |  | 0 |
Loans to individuals | Special mention |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 0 |  | 0 |
2022 | 0 |  | 0 |
2021 | 0 |  | 0 |
2020 | 0 |  | 0 |
2019 | 0 |  | 0 |
Prior | 0 |  | 0 |
Revolving Loans Amortized Cost Basis | 0 |  | 0 |
Total | 0 |  | 0 |
Loans to individuals | Substandard |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 0 |  | 0 |
2022 | 0 |  | 1 |
2021 | 0 |  | 0 |
2020 | 0 |  | 6 |
2019 | 13 |  | 0 |
Prior | 0 |  | 2 |
Revolving Loans Amortized Cost Basis | 0 |  | 0 |
Total | 13 |  | 9 |
Loans to individuals | Doubtful |  |  |  |
Term Loans Amortized Cost Basis by Origination Year |  |  |  |
2023 | 4 |  | 7 |
2022 | 17 |  | 0 |
2021 | 0 |  | 0 |
2020 | 10 |  | 18 |
2019 | 0 |  | 40 |
Prior | 0 |  | 3 |
Revolving Loans Amortized Cost Basis | 0 |  | 0 |
Total | $ 31 |  | $ 68 |
[1] | Included in charge-offs for the year ended December 31, 2023 is a $788,000 write down to fair value an $8.1 million commercial real estate loan relationship transferred to held for sale.

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