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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
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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- Definition

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+ References

No definition available.

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- Definition

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+ References

No definition available.

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- Definition

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+ References

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- Definition

Fair value of securitized, pay-through debt securities collateralized by real estate mortgage loans classified as available-for-sale.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 825
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