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DISCLOSURES ABOUT FAIR VALUE OF FINANCIAL INSTRUMENTS - Fair value, assets measured on recurring basis (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
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Agency mortgage-backed securities |  |
Fair value of recurring basis and the level within the fair value hierarchy in which the fair value measurements |  |
Assets fair value | $ 304,645 | $ 305,907
Agency collateralized mortgage obligations |  |
Fair value of recurring basis and the level within the fair value hierarchy in which the fair value measurements |  |
Assets fair value | 116,013 | 113,624
States and political subdivisions securities |  |
Fair value of recurring basis and the level within the fair value hierarchy in which the fair value measurements |  |
Assets fair value | 53,746 | 55,948
Small Business Administration securities |  |
Fair value of recurring basis and the level within the fair value hierarchy in which the fair value measurements |  |
Assets fair value | 56,944 | 57,894
Interest rate derivative asset |  |
Fair value of recurring basis and the level within the fair value hierarchy in which the fair value measurements |  |
Assets fair value | 5,797 | 8,065
Interest rate derivative liability |  |
Fair value of recurring basis and the level within the fair value hierarchy in which the fair value measurements |  |
Liabilities fair value | (12,412) | (25,000)
Level 2 | Agency mortgage-backed securities |  |
Fair value of recurring basis and the level within the fair value hierarchy in which the fair value measurements |  |
Assets fair value | 304,645 | 305,907
Level 2 | Agency collateralized mortgage obligations |  |
Fair value of recurring basis and the level within the fair value hierarchy in which the fair value measurements |  |
Assets fair value | 116,013 | 113,624
Level 2 | States and political subdivisions securities |  |
Fair value of recurring basis and the level within the fair value hierarchy in which the fair value measurements |  |
Assets fair value | 53,746 | 55,948
Level 2 | Small Business Administration securities |  |
Fair value of recurring basis and the level within the fair value hierarchy in which the fair value measurements |  |
Assets fair value | 56,944 | 57,894
Level 2 | Interest rate derivative asset |  |
Fair value of recurring basis and the level within the fair value hierarchy in which the fair value measurements |  |
Assets fair value | 5,797 | 8,065
Level 2 | Interest rate derivative liability |  |
Fair value of recurring basis and the level within the fair value hierarchy in which the fair value measurements |  |
Liabilities fair value | (12,412) | (25,000)
Level 3 |  |
Fair value of recurring basis and the level within the fair value hierarchy in which the fair value measurements |  |
Available-for-Sale Securities | $ 0 | $ 0

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