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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Credit Quality Risk Rating (Details) - USD ($) $ in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2024 | Dec. 31, 2023
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | $ 101,006 | $ 190,301
Year two | 186,031 | 313,863
Year three | 283,239 | 420,211
Year four | 374,399 | 172,168
Year five | 155,595 | 93,413
Prior | 246,621 | 201,004
Revolving | 77,937 | 69,766
Revolving to Term | 0 | 66
Total loans receivable | 1,424,828 | 1,460,792
Current period gross charge-offs, Year one | 0 | 0
Current period gross charge-offs, Year two | 0 | 2
Current period gross charge-offs, Year three | 3 | 21
Current period gross charge-offs, Year four | 40 | 43
Current period gross charge-offs, Year five | 0 | 3
Current period gross charge-offs, Prior | 21 | 91
Current period gross charge-offs, Revolving | 7 | 0
Current period gross charge-offs, Revolving to Term | 0 | 0
Current period gross charge-offs, Total | 71 | 160
Commercial/Agricultural Real Estate | Commercial real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 43,884 | 73,898
Year two | 81,190 | 134,279
Year three | 131,716 | 249,497
Year four | 215,768 | 95,429
Year five | 91,632 | 71,287
Prior | 158,147 | 113,853
Revolving | 6,110 | 10,204
Revolving to Term | 0 | 0
Total loans receivable | 728,447 | 748,447
Current period gross charge-offs, Year one | 0 | 0
Current period gross charge-offs, Year two | 0 | 0
Current period gross charge-offs, Year three | 0 | 10
Current period gross charge-offs, Year four | 39 | 0
Current period gross charge-offs, Year five | 0 | 0
Current period gross charge-offs, Prior | 0 | 4
Current period gross charge-offs, Revolving | 0 | 0
Current period gross charge-offs, Revolving to Term | 0 | 0
Current period gross charge-offs, Total | 39 | 14
Commercial/Agricultural Real Estate | Agricultural real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 2,840 | 16,335
Year two | 11,416 | 19,557
Year three | 17,741 | 16,991
Year four | 15,736 | 7,719
Year five | 7,457 | 5,646
Prior | 19,380 | 15,900
Revolving | 1,043 | 1,009
Revolving to Term | 0 | 0
Total loans receivable | 75,613 | 83,157
Current period gross charge-offs, Year one | 0 | 0
Current period gross charge-offs, Year two | 0 | 0
Current period gross charge-offs, Year three | 0 | 0
Current period gross charge-offs, Year four | 0 | 32
Current period gross charge-offs, Year five | 0 | 0
Current period gross charge-offs, Prior | 0 | 0
Current period gross charge-offs, Revolving | 0 | 0
Current period gross charge-offs, Revolving to Term | 0 | 0
Current period gross charge-offs, Total | 0 | 32
Commercial/Agricultural Real Estate | Multi-family real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 7,186 | 5,016
Year two | 7,831 | 50,617
Year three | 54,634 | 95,686
Year four | 103,118 | 45,685
Year five | 43,476 | 8,591
Prior | 22,798 | 22,364
Revolving | 22 | 45
Revolving to Term | 0 | 0
Total loans receivable | 239,065 | 228,004
Current period gross charge-offs, Year one | 0 | 0
Current period gross charge-offs, Year two | 0 | 0
Current period gross charge-offs, Year three | 0 | 0
Current period gross charge-offs, Year four | 0 | 0
Current period gross charge-offs, Year five | 0 | 0
Current period gross charge-offs, Prior | 0 | 0
Current period gross charge-offs, Revolving | 0 | 0
Current period gross charge-offs, Revolving to Term | 0 | 0
Current period gross charge-offs, Total | 0 | 0
Commercial/Agricultural Real Estate | Construction and land development |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 19,026 | 42,639
Year two | 34,974 | 37,783
Year three | 9,964 | 18,912
Year four | 6,177 | 8,014
Year five | 1,355 | 119
Prior | 987 | 1,288
Revolving | 14,898 | 1,463
Revolving to Term | 0 | 0
Total loans receivable | 87,381 | 110,218
Current period gross charge-offs, Year one | 0 | 0
Current period gross charge-offs, Year two | 0 | 0
Current period gross charge-offs, Year three | 0 | 0
Current period gross charge-offs, Year four | 0 | 0
Current period gross charge-offs, Year five | 0 | 0
Current period gross charge-offs, Prior | 0 | 0
Current period gross charge-offs, Revolving | 0 | 0
Current period gross charge-offs, Revolving to Term | 0 | 0
Current period gross charge-offs, Total | 0 | 0
C&I/Agricultural operating: | Commercial and industrial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 12,380 | 16,758
Year two | 15,144 | 31,915
Year three | 32,657 | 28,059
Year four | 24,483 | 11,406
Year five | 8,489 | 4,751
Prior | 4,646 | 2,025
Revolving | 21,715 | 26,259
Revolving to Term | 0 | 17
Total loans receivable | 119,514 | 121,190
Current period gross charge-offs, Year one | 0 | 0
Current period gross charge-offs, Year two | 0 | 0
Current period gross charge-offs, Year three | 0 | 0
Current period gross charge-offs, Year four | 0 | 0
Current period gross charge-offs, Year five | 0 | 0
Current period gross charge-offs, Prior | 0 | 0
Current period gross charge-offs, Revolving | 0 | 0
Current period gross charge-offs, Revolving to Term | 0 | 0
Current period gross charge-offs, Total | 0 | 0
C&I/Agricultural operating: | Agricultural operating |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 2,706 | 4,734
Year two | 3,219 | 4,384
Year three | 3,683 | 1,560
Year four | 1,136 | 746
Year five | 537 | 295
Prior | 2,128 | 2,145
Revolving | 14,158 | 11,831
Revolving to Term | 0 | 0
Total loans receivable | 27,567 | 25,695
Current period gross charge-offs, Year one | 0 | 0
Current period gross charge-offs, Year two | 0 | 0
Current period gross charge-offs, Year three | 0 | 0
Current period gross charge-offs, Year four | 0 | 0
Current period gross charge-offs, Year five | 0 | 0
Current period gross charge-offs, Prior | 0 | 0
Current period gross charge-offs, Revolving | 0 | 0
Current period gross charge-offs, Revolving to Term | 0 | 0
Current period gross charge-offs, Total | 0 | 0
Residential mortgage: | Residential mortgage |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 11,617 | 28,808
Year two | 30,760 | 33,801
Year three | 31,905 | 8,743
Year four | 7,530 | 2,610
Year five | 2,274 | 2,306
Prior | 33,866 | 36,619
Revolving | 16,515 | 15,544
Revolving to Term | 0 | 48
Total loans receivable | 134,467 | 128,479
Current period gross charge-offs, Year one | 0 | 0
Current period gross charge-offs, Year two | 0 | 0
Current period gross charge-offs, Year three | 0 | 10
Current period gross charge-offs, Year four | 0 | 0
Current period gross charge-offs, Year five | 0 | 0
Current period gross charge-offs, Prior | 4 | 68
Current period gross charge-offs, Revolving | 0 | 0
Current period gross charge-offs, Revolving to Term | 0 | 0
Current period gross charge-offs, Total | 4 | 78
Residential mortgage: | Purchased HELOC loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 0
Year three | 0 | 0
Year four | 0 | 0
Year five | 0 | 0
Prior | 0 | 0
Revolving | 2,932 | 2,880
Revolving to Term | 0 | 0
Total loans receivable | 2,932 | 2,880
Current period gross charge-offs, Year one | 0 | 0
Current period gross charge-offs, Year two | 0 | 0
Current period gross charge-offs, Year three | 0 | 0
Current period gross charge-offs, Year four | 0 | 0
Current period gross charge-offs, Year five | 0 | 0
Current period gross charge-offs, Prior | 0 | 0
Current period gross charge-offs, Revolving | 0 | 0
Current period gross charge-offs, Revolving to Term | 0 | 0
Current period gross charge-offs, Total | 0 | 0
Consumer installment: | Originated indirect paper |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 0
Year three | 0 | 0
Year four | 0 | 0
Year five | 0 | 0
Prior | 4,405 | 6,535
Revolving | 0 | 0
Revolving to Term | 0 | 0
Total loans receivable | 4,405 | 6,535
Current period gross charge-offs, Year one | 0 | 0
Current period gross charge-offs, Year two | 0 | 0
Current period gross charge-offs, Year three | 0 | 0
Current period gross charge-offs, Year four | 0 | 0
Current period gross charge-offs, Year five | 0 | 0
Current period gross charge-offs, Prior | 17 | 13
Current period gross charge-offs, Revolving | 0 | 0
Current period gross charge-offs, Revolving to Term | 0 | 0
Current period gross charge-offs, Total | 17 | 13
Consumer installment: | Other consumer |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 1,367 | 2,113
Year two | 1,497 | 1,527
Year three | 939 | 763
Year four | 451 | 559
Year five | 375 | 418
Prior | 264 | 275
Revolving | 544 | 531
Revolving to Term | 0 | 1
Total loans receivable | 5,437 | 6,187
Current period gross charge-offs, Year one | 0 | 0
Current period gross charge-offs, Year two | 0 | 2
Current period gross charge-offs, Year three | 3 | 1
Current period gross charge-offs, Year four | 1 | 11
Current period gross charge-offs, Year five | 0 | 3
Current period gross charge-offs, Prior | 0 | 6
Current period gross charge-offs, Revolving | 7 | 0
Current period gross charge-offs, Revolving to Term | 0 | 0
Current period gross charge-offs, Total | 11 | 23
Risk rating 1 to 5 | Commercial/Agricultural Real Estate | Commercial real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 43,710 | 73,564
Year two | 80,008 | 133,583
Year three | 131,156 | 236,774
Year four | 213,090 | 90,881
Year five | 91,417 | 71,104
Prior | 153,335 | 107,999
Revolving | 6,110 | 10,204
Revolving to Term | 0 | 0
Total loans receivable | 718,826 | 724,109
Risk rating 1 to 5 | Commercial/Agricultural Real Estate | Agricultural real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 2,840 | 16,335
Year two | 11,214 | 19,026
Year three | 17,260 | 11,582
Year four | 10,480 | 7,719
Year five | 7,457 | 5,463
Prior | 18,923 | 15,418
Revolving | 1,043 | 1,009
Revolving to Term | 0 | 0
Total loans receivable | 69,217 | 76,552
Risk rating 1 to 5 | Commercial/Agricultural Real Estate | Multi-family real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 7,186 | 5,016
Year two | 7,831 | 50,617
Year three | 45,895 | 95,686
Year four | 103,118 | 45,685
Year five | 43,476 | 8,591
Prior | 22,798 | 22,364
Revolving | 22 | 45
Revolving to Term | 0 | 0
Total loans receivable | 230,326 | 228,004
Risk rating 1 to 5 | Commercial/Agricultural Real Estate | Construction and land development |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 19,026 | 42,639
Year two | 34,974 | 37,783
Year three | 9,964 | 18,912
Year four | 6,177 | 8,014
Year five | 1,355 | 119
Prior | 881 | 1,124
Revolving | 14,898 | 1,314
Revolving to Term | 0 | 0
Total loans receivable | 87,275 | 109,905
Risk rating 1 to 5 | C&I/Agricultural operating: | Commercial and industrial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 12,380 | 16,758
Year two | 14,760 | 31,915
Year three | 32,378 | 28,059
Year four | 24,049 | 11,406
Year five | 8,436 | 4,746
Prior | 4,646 | 2,023
Revolving | 19,955 | 24,059
Revolving to Term | 0 | 0
Total loans receivable | 116,604 | 118,966
Risk rating 1 to 5 | C&I/Agricultural operating: | Agricultural operating |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 2,706 | 4,734
Year two | 3,219 | 3,908
Year three | 3,210 | 856
Year four | 708 | 746
Year five | 537 | 295
Prior | 2,128 | 2,144
Revolving | 14,158 | 11,831
Revolving to Term | 0 | 0
Total loans receivable | 26,666 | 24,514
Risk rating 1 to 5 | Residential mortgage: | Residential mortgage |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 11,617 | 28,808
Year two | 30,760 | 33,660
Year three | 31,412 | 8,743
Year four | 7,530 | 2,610
Year five | 2,274 | 2,292
Prior | 31,177 | 33,744
Revolving | 16,415 | 15,544
Revolving to Term | 0 | 0
Total loans receivable | 131,185 | 125,401
Risk rating 1 to 5 | Residential mortgage: | Purchased HELOC loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 0
Year three | 0 | 0
Year four | 0 | 0
Year five | 0 | 0
Prior | 0 | 0
Revolving | 2,815 | 2,880
Revolving to Term | 0 | 0
Total loans receivable | 2,815 | 2,880
Risk rating 1 to 5 | Consumer installment: | Originated indirect paper |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 0
Year three | 0 | 0
Year four | 0 | 0
Year five | 0 | 0
Prior | 4,361 | 6,491
Revolving | 0 | 0
Revolving to Term | 0 | 0
Total loans receivable | 4,361 | 6,491
Risk rating 1 to 5 | Consumer installment: | Other consumer |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 1,367 | 2,104
Year two | 1,492 | 1,525
Year three | 939 | 763
Year four | 451 | 559
Year five | 375 | 402
Prior | 263 | 274
Revolving | 543 | 530
Revolving to Term | 0 | 1
Total loans receivable | 5,430 | 6,158
Risk rating 6 | Commercial/Agricultural Real Estate | Commercial real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 174 | 309
Year two | 1,182 | 0
Year three | 0 | 9,510
Year four | 41 | 0
Year five | 0 | 0
Prior | 184 | 0
Revolving | 0 | 0
Revolving to Term | 0 | 0
Total loans receivable | 1,581 | 9,819
Risk rating 6 | Commercial/Agricultural Real Estate | Agricultural real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 202 | 171
Year three | 0 | 5,409
Year four | 0 | 0
Year five | 0 | 152
Prior | 0 | 482
Revolving | 0 | 0
Revolving to Term | 0 | 0
Total loans receivable | 202 | 6,214
Risk rating 6 | Commercial/Agricultural Real Estate | Multi-family real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 0
Year three | 8,739 | 0
Year four | 0 | 0
Year five | 0 | 0
Prior | 0 | 0
Revolving | 0 | 0
Revolving to Term | 0 | 0
Total loans receivable | 8,739 | 0
Risk rating 6 | Commercial/Agricultural Real Estate | Construction and land development |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 0
Year three | 0 | 0
Year four | 0 | 0
Year five | 0 | 0
Prior | 0 | 110
Revolving | 0 | 0
Revolving to Term | 0 | 0
Total loans receivable | 0 | 110
Risk rating 6 | C&I/Agricultural operating: | Commercial and industrial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 0
Year three | 244 | 0
Year four | 13 | 0
Year five | 0 | 5
Prior | 0 | 0
Revolving | 260 | 2,200
Revolving to Term | 0 | 0
Total loans receivable | 517 | 2,205
Risk rating 6 | C&I/Agricultural operating: | Agricultural operating |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 0
Year three | 0 | 0
Year four | 0 | 0
Year five | 0 | 0
Prior | 0 | 0
Revolving | 0 | 0
Revolving to Term | 0 | 0
Total loans receivable | 0 | 0
Risk rating 7 | Commercial/Agricultural Real Estate | Commercial real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 25
Year two | 0 | 696
Year three | 560 | 3,213
Year four | 2,637 | 4,548
Year five | 215 | 183
Prior | 4,628 | 5,854
Revolving | 0 | 0
Revolving to Term | 0 | 0
Total loans receivable | 8,040 | 14,519
Risk rating 7 | Commercial/Agricultural Real Estate | Agricultural real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 360
Year three | 481 | 0
Year four | 5,256 | 0
Year five | 0 | 31
Prior | 457 | 0
Revolving | 0 | 0
Revolving to Term | 0 | 0
Total loans receivable | 6,194 | 391
Risk rating 7 | Commercial/Agricultural Real Estate | Multi-family real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 0
Year three | 0 | 0
Year four | 0 | 0
Year five | 0 | 0
Prior | 0 | 0
Revolving | 0 | 0
Revolving to Term | 0 | 0
Total loans receivable | 0 | 0
Risk rating 7 | Commercial/Agricultural Real Estate | Construction and land development |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 0
Year three | 0 | 0
Year four | 0 | 0
Year five | 0 | 0
Prior | 106 | 54
Revolving | 0 | 149
Revolving to Term | 0 | 0
Total loans receivable | 106 | 203
Risk rating 7 | C&I/Agricultural operating: | Commercial and industrial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 384 | 0
Year three | 35 | 0
Year four | 421 | 0
Year five | 53 | 0
Prior | 0 | 2
Revolving | 1,500 | 0
Revolving to Term | 0 | 17
Total loans receivable | 2,393 | 19
Risk rating 7 | C&I/Agricultural operating: | Agricultural operating |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 476
Year three | 473 | 704
Year four | 428 | 0
Year five | 0 | 0
Prior | 0 | 1
Revolving | 0 | 0
Revolving to Term | 0 | 0
Total loans receivable | 901 | 1,181
Risk rating 7 | Residential mortgage: | Residential mortgage |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 141
Year three | 493 | 0
Year four | 0 | 0
Year five | 0 | 14
Prior | 2,689 | 2,875
Revolving | 100 | 0
Revolving to Term | 0 | 48
Total loans receivable | 3,282 | 3,078
Risk rating 7 | Residential mortgage: | Purchased HELOC loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 0
Year three | 0 | 0
Year four | 0 | 0
Year five | 0 | 0
Prior | 0 | 0
Revolving | 117 | 0
Revolving to Term | 0 | 0
Total loans receivable | 117 | 0
Risk rating 7 | Consumer installment: | Originated indirect paper |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 0
Year three | 0 | 0
Year four | 0 | 0
Year five | 0 | 0
Prior | 44 | 44
Revolving | 0 | 0
Revolving to Term | 0 | 0
Total loans receivable | 44 | 44
Risk rating 7 | Consumer installment: | Other consumer |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 9
Year two | 5 | 2
Year three | 0 | 0
Year four | 0 | 0
Year five | 0 | 16
Prior | 1 | 1
Revolving | 1 | 1
Revolving to Term | 0 | 0
Total loans receivable | $ 7 | $ 29

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