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Loans and Allowance for Credit Losses - Schedule of Portfolio Quality Indicators (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023 | Dec. 31, 2023
Total gross loans |  |  |  |  |
Total | $ 484,514 |  | $ 484,514 |  | $ 483,236
Current period gross charge-offs |  |  |  |  |
Total | 126 | $ 33 | 183 | $ 62 |
Commercial and Industrial |  |  |  |  |
Total gross loans |  |  |  |  |
2024/2023 | 14,876 |  | 14,876 |  | 51,093
2023/2022 | 57,779 |  | 57,779 |  | 50,470
2022/2021 | 47,841 |  | 47,841 |  | 61,878
2021/2020 | 58,235 |  | 58,235 |  | 50,763
2020/2019 | 45,620 |  | 45,620 |  | 32,579
Prior | 92,115 |  | 92,115 |  | 65,077
Revolving Loans Amortized Cost Basis | 65,831 |  | 65,831 |  | 71,293
Total | 382,297 |  | 382,297 |  | 383,153
Current period gross charge-offs |  |  |  |  |
Current period gross charge-offs, 2024/2023 |  |  |  |  | 138
Current period gross charge-offs, 2023/2022 |  |  | 75 |  |
Total |  |  | 75 |  | 138
Commercial and Industrial | Performing |  |  |  |  |
Total gross loans |  |  |  |  |
2024/2023 |  |  |  |  | 14,520
2023/2022 |  |  |  |  | 19,693
2022/2021 |  |  |  |  | 17,017
2021/2020 |  |  |  |  | 19,932
2020/2019 |  |  |  |  | 6,072
Prior |  |  |  |  | 21,999
Revolving Loans Amortized Cost Basis |  |  |  |  | 371
Total |  |  |  |  | 99,604
Commercial and Industrial | Nonperforming |  |  |  |  |
Total gross loans |  |  |  |  |
2021/2020 |  |  |  |  | 38
Prior |  |  |  |  | 441
Total |  |  |  |  | 479
Commercial and Industrial |  |  |  |  |
Total gross loans |  |  |  |  |
2024/2023 | 9,680 |  | 9,680 |  | 21,847
2023/2022 | 20,195 |  | 20,195 |  | 14,749
2022/2021 | 13,222 |  | 13,222 |  | 13,067
2021/2020 | 10,508 |  | 10,508 |  | 14,042
2020/2019 | 11,956 |  | 11,956 |  | 6,017
Prior | 9,728 |  | 9,728 |  | 5,420
Revolving Loans Amortized Cost Basis | 19,373 |  | 19,373 |  | 16,152
Total | 94,662 |  | 94,662 |  | 91,294
Current period gross charge-offs |  |  |  |  |
Current period gross charge-offs, 2023/2022 |  |  | 75 |  |
Total | 75 |  | 75 |  |
Commercial Real Estate |  |  |  |  |
Total gross loans |  |  |  |  |
2024/2023 | 5,196 |  | 5,196 |  | 29,246
2023/2022 | 37,584 |  | 37,584 |  | 35,721
2022/2021 | 34,619 |  | 34,619 |  | 48,811
2021/2020 | 47,727 |  | 47,727 |  | 36,721
2020/2019 | 33,664 |  | 33,664 |  | 26,562
Prior | 82,387 |  | 82,387 |  | 59,657
Revolving Loans Amortized Cost Basis | 46,458 |  | 46,458 |  | 55,141
Total | 287,635 |  | 287,635 |  | 291,859
Residential Real Estate and Consumer, Total |  |  |  |  |
Total gross loans |  |  |  |  |
2024/2023 | 8,565 |  | 8,565 |  | 14,520
2023/2022 | 13,393 |  | 13,393 |  | 19,693
2022/2021 | 18,784 |  | 18,784 |  | 17,017
2021/2020 | 16,240 |  | 16,240 |  | 19,970
2020/2019 | 18,913 |  | 18,913 |  | 6,072
Prior | 25,954 |  | 25,954 |  | 22,440
Revolving Loans Amortized Cost Basis | 368 |  | 368 |  | 371
Total | 102,217 |  | 102,217 |  | 100,083
Current period gross charge-offs |  |  |  |  |
Current period gross charge-offs, 2024/2023 |  |  | 64 |  |
Current period gross charge-offs, 2023/2022 |  |  | 37 |  |
Prior |  |  | 7 |  |
Total |  |  | 108 |  |
Residential Real Estate and Consumer, Total | Performing |  |  |  |  |
Total gross loans |  |  |  |  |
2024/2023 | 8,565 |  | 8,565 |  |
2023/2022 | 13,379 |  | 13,379 |  |
2022/2021 | 18,784 |  | 18,784 |  |
2021/2020 | 16,240 |  | 16,240 |  |
2020/2019 | 18,913 |  | 18,913 |  |
Prior | 25,698 |  | 25,698 |  |
Revolving Loans Amortized Cost Basis | 368 |  | 368 |  |
Total | 101,947 |  | 101,947 |  |
Residential Real Estate and Consumer, Total | Nonperforming |  |  |  |  |
Total gross loans |  |  |  |  |
2023/2022 | 14 |  | 14 |  |
Prior | 256 |  | 256 |  |
Total | 270 |  | 270 |  |
Residential |  |  |  |  |
Total gross loans |  |  |  |  |
2024/2023 | 3,713 |  | 3,713 |  | 12,036
2023/2022 | 11,553 |  | 11,553 |  | 18,297
2022/2021 | 17,719 |  | 17,719 |  | 16,343
2021/2020 | 15,760 |  | 15,760 |  | 19,514
2020/2019 | 18,536 |  | 18,536 |  | 5,687
Prior | 24,873 |  | 24,873 |  | 21,487
Total | 92,154 |  | 92,154 |  | 93,364
Current period gross charge-offs |  |  |  |  |
Prior |  |  | 7 |  |
Total | 7 |  | 7 |  |
Residential | Performing |  |  |  |  |
Total gross loans |  |  |  |  |
2024/2023 | 3,713 |  | 3,713 |  | 12,036
2023/2022 | 11,553 |  | 11,553 |  | 18,297
2022/2021 | 17,719 |  | 17,719 |  | 16,343
2021/2020 | 15,760 |  | 15,760 |  | 19,476
2020/2019 | 18,536 |  | 18,536 |  | 5,687
Prior | 24,617 |  | 24,617 |  | 21,046
Total | 91,898 |  | 91,898 |  | 92,885
Residential | Nonperforming |  |  |  |  |
Total gross loans |  |  |  |  |
2021/2020 |  |  |  |  | 38
Prior | 256 |  | 256 |  | 441
Total | 256 |  | 256 |  | 479
Consumer |  |  |  |  |
Total gross loans |  |  |  |  |
2024/2023 | 4,852 |  | 4,852 |  | 2,484
2023/2022 | 1,840 |  | 1,840 |  | 1,396
2022/2021 | 1,065 |  | 1,065 |  | 674
2021/2020 | 480 |  | 480 |  | 456
2020/2019 | 377 |  | 377 |  | 385
Prior | 1,081 |  | 1,081 |  | 953
Revolving Loans Amortized Cost Basis | 368 |  | 368 |  | 371
Total | 10,063 |  | 10,063 |  | 6,719
Current period gross charge-offs |  |  |  |  |
Current period gross charge-offs, 2024/2023 |  |  | 64 |  | 138
Current period gross charge-offs, 2023/2022 |  |  | 37 |  |
Total | 44 | $ 33 | 101 | $ 62 | 138
Consumer | Performing |  |  |  |  |
Total gross loans |  |  |  |  |
2024/2023 | 4,852 |  | 4,852 |  | 2,484
2023/2022 | 1,826 |  | 1,826 |  | 1,396
2022/2021 | 1,065 |  | 1,065 |  | 674
2021/2020 | 480 |  | 480 |  | 456
2020/2019 | 377 |  | 377 |  | 385
Prior | 1,081 |  | 1,081 |  | 953
Revolving Loans Amortized Cost Basis | 368 |  | 368 |  | 371
Total | 10,049 |  | 10,049 |  | 6,719
Consumer | Nonperforming |  |  |  |  |
Total gross loans |  |  |  |  |
2023/2022 | 14 |  | 14 |  |
Total | 14 |  | 14 |  |
Pass Grade |  |  |  |  |
Total gross loans |  |  |  |  |
2024/2023 |  |  |  |  | 51,093
2023/2022 |  |  |  |  | 50,444
2022/2021 |  |  |  |  | 61,636
2021/2020 |  |  |  |  | 48,713
2020/2019 |  |  |  |  | 32,579
Prior |  |  |  |  | 62,733
Revolving Loans Amortized Cost Basis |  |  |  |  | 70,160
Total |  |  |  |  | 377,358
Pass Grade | Commercial and Industrial |  |  |  |  |
Total gross loans |  |  |  |  |
2024/2023 | 14,876 |  | 14,876 |  | 21,847
2023/2022 | 57,713 |  | 57,713 |  | 14,723
2022/2021 | 47,480 |  | 47,480 |  | 13,067
2021/2020 | 57,993 |  | 57,993 |  | 14,042
2020/2019 | 45,620 |  | 45,620 |  | 6,017
Prior | 80,608 |  | 80,608 |  | 5,292
Revolving Loans Amortized Cost Basis | 64,721 |  | 64,721 |  | 15,019
Total | 369,011 |  | 369,011 |  | 90,007
Pass Grade | Commercial and Industrial |  |  |  |  |
Total gross loans |  |  |  |  |
2024/2023 | 9,680 |  | 9,680 |  |
2023/2022 | 20,129 |  | 20,129 |  |
2022/2021 | 13,196 |  | 13,196 |  |
2021/2020 | 10,508 |  | 10,508 |  |
2020/2019 | 11,956 |  | 11,956 |  |
Prior | 9,587 |  | 9,587 |  |
Revolving Loans Amortized Cost Basis | 18,263 |  | 18,263 |  |
Total | 93,319 |  | 93,319 |  |
Pass Grade | Commercial Real Estate |  |  |  |  |
Total gross loans |  |  |  |  |
2024/2023 | 5,196 |  | 5,196 |  | 29,246
2023/2022 | 37,584 |  | 37,584 |  | 35,721
2022/2021 | 34,284 |  | 34,284 |  | 48,569
2021/2020 | 47,485 |  | 47,485 |  | 34,671
2020/2019 | 33,664 |  | 33,664 |  | 26,562
Prior | 71,021 |  | 71,021 |  | 57,441
Revolving Loans Amortized Cost Basis | 46,458 |  | 46,458 |  | 55,141
Total | 275,692 |  | 275,692 |  | 287,351
Special Mention |  |  |  |  |
Total gross loans |  |  |  |  |
2023/2022 |  |  |  |  | 26
2022/2021 |  |  |  |  | 242
2021/2020 |  |  |  |  | 2,050
Prior |  |  |  |  | 2,249
Revolving Loans Amortized Cost Basis |  |  |  |  | 1,133
Total |  |  |  |  | 5,700
Special Mention | Commercial and Industrial |  |  |  |  |
Total gross loans |  |  |  |  |
2023/2022 |  |  |  |  | 26
2022/2021 | 361 |  | 361 |  |
2021/2020 | 242 |  | 242 |  |
Prior | 11,481 |  | 11,481 |  | 128
Revolving Loans Amortized Cost Basis | 1,110 |  | 1,110 |  | 1,133
Total | 13,194 |  | 13,194 |  | 1,287
Special Mention | Commercial and Industrial |  |  |  |  |
Total gross loans |  |  |  |  |
2022/2021 | 26 |  | 26 |  |
Prior | 141 |  | 141 |  |
Revolving Loans Amortized Cost Basis | 1,110 |  | 1,110 |  |
Total | 1,277 |  | 1,277 |  |
Special Mention | Commercial Real Estate |  |  |  |  |
Total gross loans |  |  |  |  |
2022/2021 | 335 |  | 335 |  | 242
2021/2020 | 242 |  | 242 |  | 2,050
Prior | 11,340 |  | 11,340 |  | 2,121
Total | 11,917 |  | 11,917 |  | 4,413
Substandard |  |  |  |  |
Total gross loans |  |  |  |  |
Prior |  |  |  |  | 95
Total |  |  |  |  | 95
Substandard | Commercial and Industrial |  |  |  |  |
Total gross loans |  |  |  |  |
2023/2022 | 66 |  | 66 |  |
Prior | 26 |  | 26 |  |
Total | 92 |  | 92 |  |
Substandard | Commercial and Industrial |  |  |  |  |
Total gross loans |  |  |  |  |
2023/2022 | 66 |  | 66 |  |
Total | 66 |  | 66 |  |
Substandard | Commercial Real Estate |  |  |  |  |
Total gross loans |  |  |  |  |
Prior | 26 |  | 26 |  | 95
Total | $ 26 |  | $ 26 |  | $ 95

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