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ALLOWANCE FOR CREDIT LOSSES - LOANS - Commercial and commercial real estate loan portfolios (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2023 | Dec. 31, 2024 | Dec. 31, 2023
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Total loans | $ 1,038,271,000 | $ 1,067,949,000 | $ 1,038,271,000
Current period gross charge-offs, Total |  | 2,205,000 | 3,641,000
Other commercial and industrial |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Total loans | 159,424,000 | 147,251,000 | 159,424,000
Current period gross charge-offs, Total |  | 427,000 | 480,000
Other commercial real estate (non-owner occupied) |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Total loans | 240,286,000 | 233,882,000 | 240,286,000
Current period gross charge-offs, Total |  | 1,571,000 | 804,000
Commercial Portfolio Segment |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
2024/2023 | 128,219,000 | 110,142,000 | 128,219,000
2023/2022 | 120,075,000 | 137,086,000 | 120,075,000
2022/2021 | 126,424,000 | 101,631,000 | 126,424,000
2021/2020 | 70,567,000 | 113,330,000 | 70,567,000
2020/2019 | 66,896,000 | 65,020,000 | 66,896,000
PRIOR | 182,673,000 | 192,032,000 | 182,673,000
REVOLVING LOANS AMORTIZED COST BASIS | 65,703,000 | 60,995,000 | 65,703,000
REVOLVING LOANS CONVERTED TO TERM | 269,000 | 1,992,000 | 269,000
Total loans | 760,826,000 | 782,228,000 | 760,826,000
Current period gross charge-offs, 2023/2022 |  |  | 75,000
Current period gross charge-offs, 2022/2021 |  | 427,000 |
Current period gross charge-offs, 2020/2019 |  |  | 804,000
Current period gross charge-offs, Prior |  | 1,571,000 | 2,433,000
Current period gross charge-offs, Total |  | 1,998,000 | 3,312,000
Commercial Portfolio Segment | Commercial real estate (owner occupied) |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
2024/2023 | 17,801,000 | 10,294,000 | 17,801,000
2023/2022 | 6,750,000 | 17,016,000 | 6,750,000
2022/2021 | 15,531,000 | 6,648,000 | 15,531,000
2021/2020 | 8,415,000 | 14,355,000 | 8,415,000
2020/2019 | 12,574,000 | 10,476,000 | 12,574,000
PRIOR | 26,802,000 | 26,984,000 | 26,802,000
REVOLVING LOANS AMORTIZED COST BASIS | 1,274,000 | 324,000 | 1,274,000
REVOLVING LOANS CONVERTED TO TERM |  | 856,000 |
Total loans | 89,147,000 | 86,953,000 | 89,147,000
Current period gross charge-offs, Total |  | 0 |
Commercial Portfolio Segment | Other commercial and industrial |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
2024/2023 | 22,662,000 | 16,714,000 | 22,662,000
2023/2022 | 35,435,000 | 19,837,000 | 35,435,000
2022/2021 | 12,894,000 | 21,386,000 | 12,894,000
2021/2020 | 5,831,000 | 9,150,000 | 5,831,000
2020/2019 | 4,912,000 | 4,568,000 | 4,912,000
PRIOR | 21,165,000 | 19,969,000 | 21,165,000
REVOLVING LOANS AMORTIZED COST BASIS | 56,455,000 | 55,627,000 | 56,455,000
REVOLVING LOANS CONVERTED TO TERM | 70,000 |  | 70,000
Total loans | 159,424,000 | 147,251,000 | 159,424,000
Current period gross charge-offs, 2023/2022 |  |  | 75,000
Current period gross charge-offs, 2022/2021 |  | 427,000 |
Current period gross charge-offs, Prior |  |  | 405,000
Current period gross charge-offs, Total | 405,000 | 427,000 | 480,000
Commercial Portfolio Segment | Commercial real estate (non-owner occupied) - retail |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
2024/2023 | 35,545,000 | 29,349,000 | 35,545,000
2023/2022 | 23,682,000 | 38,912,000 | 23,682,000
2022/2021 | 33,110,000 | 21,240,000 | 33,110,000
2021/2020 | 23,146,000 | 31,934,000 | 23,146,000
2020/2019 | 9,226,000 | 21,322,000 | 9,226,000
PRIOR | 36,269,000 | 38,047,000 | 36,269,000
REVOLVING LOANS AMORTIZED COST BASIS | 983,000 | 32,000 | 983,000
REVOLVING LOANS CONVERTED TO TERM |  | 942,000 |
Total loans | 161,961,000 | 181,778,000 | 161,961,000
Current period gross charge-offs, Prior |  |  | 2,028,000
Current period gross charge-offs, Total |  | 0 | 2,028,000
Commercial Portfolio Segment | Commercial real estate (non-owner occupied) - multi-family |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
2024/2023 | 22,620,000 | 25,984,000 | 22,620,000
2023/2022 | 16,767,000 | 28,807,000 | 16,767,000
2022/2021 | 16,622,000 | 16,423,000 | 16,622,000
2021/2020 | 13,007,000 | 16,816,000 | 13,007,000
2020/2019 | 10,916,000 | 12,428,000 | 10,916,000
PRIOR | 28,755,000 | 31,431,000 | 28,755,000
REVOLVING LOANS AMORTIZED COST BASIS | 1,321,000 | 475,000 | 1,321,000
Total loans | 110,008,000 | 132,364,000 | 110,008,000
Current period gross charge-offs, Total |  | 0 |
Commercial Portfolio Segment | Other commercial real estate (non-owner occupied) |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
2024/2023 | 29,591,000 | 27,801,000 | 29,591,000
2023/2022 | 37,441,000 | 32,514,000 | 37,441,000
2022/2021 | 48,267,000 | 35,934,000 | 48,267,000
2021/2020 | 20,168,000 | 41,075,000 | 20,168,000
2020/2019 | 29,268,000 | 16,226,000 | 29,268,000
PRIOR | 69,682,000 | 75,601,000 | 69,682,000
REVOLVING LOANS AMORTIZED COST BASIS | 5,670,000 | 4,537,000 | 5,670,000
REVOLVING LOANS CONVERTED TO TERM | 199,000 | 194,000 | 199,000
Total loans | 240,286,000 | 233,882,000 | 240,286,000
Current period gross charge-offs, 2020/2019 |  |  | 804,000
Current period gross charge-offs, Prior |  | 1,571,000 |
Current period gross charge-offs, Total |  | 1,571,000 | 804,000
Pass | Commercial Portfolio Segment |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
2024/2023 | 128,219,000 | 110,142,000 | 128,219,000
2023/2022 | 118,099,000 | 136,606,000 | 118,099,000
2022/2021 | 125,833,000 | 100,348,000 | 125,833,000
2021/2020 | 69,601,000 | 107,698,000 | 69,601,000
2020/2019 | 57,123,000 | 64,105,000 | 57,123,000
PRIOR | 164,651,000 | 175,405,000 | 164,651,000
REVOLVING LOANS AMORTIZED COST BASIS | 64,716,000 | 59,823,000 | 64,716,000
REVOLVING LOANS CONVERTED TO TERM | 70,000 | 1,992,000 | 70,000
Total loans | 728,312,000 | 756,119,000 | 728,312,000
Pass | Commercial Portfolio Segment | Commercial real estate (owner occupied) |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
2024/2023 | 17,801,000 | 10,294,000 | 17,801,000
2023/2022 | 6,750,000 | 17,016,000 | 6,750,000
2022/2021 | 15,067,000 | 6,648,000 | 15,067,000
2021/2020 | 8,415,000 | 10,675,000 | 8,415,000
2020/2019 | 10,322,000 | 10,476,000 | 10,322,000
PRIOR | 26,538,000 | 26,393,000 | 26,538,000
REVOLVING LOANS AMORTIZED COST BASIS | 351,000 | 324,000 | 351,000
REVOLVING LOANS CONVERTED TO TERM |  | 856,000 |
Total loans | 85,244,000 | 82,682,000 | 85,244,000
Pass | Commercial Portfolio Segment | Other commercial and industrial |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
2024/2023 | 22,662,000 | 16,714,000 | 22,662,000
2023/2022 | 34,816,000 | 19,357,000 | 34,816,000
2022/2021 | 12,767,000 | 20,977,000 | 12,767,000
2021/2020 | 5,831,000 | 7,397,000 | 5,831,000
2020/2019 | 4,912,000 | 4,568,000 | 4,912,000
PRIOR | 19,587,000 | 19,280,000 | 19,587,000
REVOLVING LOANS AMORTIZED COST BASIS | 56,391,000 | 54,455,000 | 56,391,000
REVOLVING LOANS CONVERTED TO TERM | 70,000 |  | 70,000
Total loans | 157,036,000 | 142,748,000 | 157,036,000
Pass | Commercial Portfolio Segment | Commercial real estate (non-owner occupied) - retail |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
2024/2023 | 35,545,000 | 29,349,000 | 35,545,000
2023/2022 | 23,368,000 | 38,912,000 | 23,368,000
2022/2021 | 33,110,000 | 20,935,000 | 33,110,000
2021/2020 | 23,146,000 | 31,934,000 | 23,146,000
2020/2019 | 9,226,000 | 21,322,000 | 9,226,000
PRIOR | 35,102,000 | 38,047,000 | 35,102,000
REVOLVING LOANS AMORTIZED COST BASIS | 983,000 | 32,000 | 983,000
REVOLVING LOANS CONVERTED TO TERM |  | 942,000 |
Total loans | 160,480,000 | 181,473,000 | 160,480,000
Pass | Commercial Portfolio Segment | Commercial real estate (non-owner occupied) - multi-family |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
2024/2023 | 22,620,000 | 25,984,000 | 22,620,000
2023/2022 | 16,767,000 | 28,807,000 | 16,767,000
2022/2021 | 16,622,000 | 16,423,000 | 16,622,000
2021/2020 | 12,041,000 | 16,816,000 | 12,041,000
2020/2019 | 9,638,000 | 11,513,000 | 9,638,000
PRIOR | 28,632,000 | 30,066,000 | 28,632,000
REVOLVING LOANS AMORTIZED COST BASIS | 1,321,000 | 475,000 | 1,321,000
Total loans | 107,641,000 | 130,084,000 | 107,641,000
Pass | Commercial Portfolio Segment | Other commercial real estate (non-owner occupied) |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
2024/2023 | 29,591,000 | 27,801,000 | 29,591,000
2023/2022 | 36,398,000 | 32,514,000 | 36,398,000
2022/2021 | 48,267,000 | 35,365,000 | 48,267,000
2021/2020 | 20,168,000 | 40,876,000 | 20,168,000
2020/2019 | 23,025,000 | 16,226,000 | 23,025,000
PRIOR | 54,792,000 | 61,619,000 | 54,792,000
REVOLVING LOANS AMORTIZED COST BASIS | 5,670,000 | 4,537,000 | 5,670,000
REVOLVING LOANS CONVERTED TO TERM |  | 194,000 |
Total loans | 217,911,000 | 219,132,000 | 217,911,000
Special Mention | Commercial Portfolio Segment |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
2023/2022 | 314,000 |  | 314,000
2022/2021 | 591,000 | 305,000 | 591,000
2020/2019 | 2,252,000 |  | 2,252,000
PRIOR | 4,944,000 | 3,488,000 | 4,944,000
REVOLVING LOANS AMORTIZED COST BASIS | 923,000 |  | 923,000
Total loans | 9,024,000 | 3,793,000 | 9,024,000
Special Mention | Commercial Portfolio Segment | Commercial real estate (owner occupied) |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
2022/2021 | 464,000 |  | 464,000
2020/2019 | 2,252,000 |  | 2,252,000
REVOLVING LOANS AMORTIZED COST BASIS | 923,000 |  | 923,000
Total loans | 3,639,000 |  | 3,639,000
Special Mention | Commercial Portfolio Segment | Other commercial and industrial |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
2022/2021 | 127,000 |  | 127,000
Total loans | 127,000 |  | 127,000
Special Mention | Commercial Portfolio Segment | Commercial real estate (non-owner occupied) - retail |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
2023/2022 | 314,000 |  | 314,000
2022/2021 |  | 305,000 |
PRIOR | 1,167,000 |  | 1,167,000
Total loans | 1,481,000 | 305,000 | 1,481,000
Special Mention | Commercial Portfolio Segment | Other commercial real estate (non-owner occupied) |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
PRIOR | 3,777,000 | 3,488,000 | 3,777,000
Total loans | 3,777,000 | 3,488,000 | 3,777,000
Substandard | Commercial Portfolio Segment |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
2023/2022 | 1,662,000 | 480,000 | 1,662,000
2022/2021 |  | 978,000 |
2021/2020 | 966,000 | 5,632,000 | 966,000
2020/2019 | 7,521,000 | 915,000 | 7,521,000
PRIOR | 13,078,000 | 13,139,000 | 13,078,000
REVOLVING LOANS AMORTIZED COST BASIS | 64,000 | 1,172,000 | 64,000
REVOLVING LOANS CONVERTED TO TERM | 199,000 |  | 199,000
Total loans | 23,490,000 | 22,316,000 | 23,490,000
Substandard | Commercial Portfolio Segment | Commercial real estate (owner occupied) |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
2021/2020 |  | 3,680,000 |
PRIOR | 264,000 | 591,000 | 264,000
Total loans | 264,000 | 4,271,000 | 264,000
Substandard | Commercial Portfolio Segment | Other commercial and industrial |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
2023/2022 | 619,000 | 480,000 | 619,000
2022/2021 |  | 409,000 |
2021/2020 |  | 1,753,000 |
PRIOR | 1,578,000 | 689,000 | 1,578,000
REVOLVING LOANS AMORTIZED COST BASIS | 64,000 | 1,172,000 | 64,000
Total loans | 2,261,000 | 4,503,000 | 2,261,000
Substandard | Commercial Portfolio Segment | Commercial real estate (non-owner occupied) - multi-family |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
2021/2020 | 966,000 |  | 966,000
2020/2019 | 1,278,000 | 915,000 | 1,278,000
PRIOR | 123,000 | 1,365,000 | 123,000
Total loans | 2,367,000 | 2,280,000 | 2,367,000
Substandard | Commercial Portfolio Segment | Other commercial real estate (non-owner occupied) |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
2023/2022 | 1,043,000 |  | 1,043,000
2022/2021 |  | 569,000 |
2021/2020 |  | 199,000 |
2020/2019 | 6,243,000 |  | 6,243,000
PRIOR | 11,113,000 | 10,494,000 | 11,113,000
REVOLVING LOANS CONVERTED TO TERM | 199,000 |  | 199,000
Total loans | $ 18,598,000 | $ 11,262,000 | $ 18,598,000

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