LOANS - Schedule of Amortized Cost Basis (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2024	Dec. 31, 2023
Financing Receivable, Modified [Line Items]
Recorded investment after modification	$ 0	$ 206
Percentage of Total Loans	0.00%	0.00%
Loans modified, subsequently defaulted	$ 0	$ 0
Unfunded commitments, borrowers with financial difficulty	0	0
Term Extension
Financing Receivable, Modified [Line Items]
Recorded investment after modification	0	89
Term Extension and Rate Adjustment
Financing Receivable, Modified [Line Items]
Recorded investment after modification	0	117
Real Estate Mortgages: \| Construction and development
Financing Receivable, Modified [Line Items]
Recorded investment after modification	$ 0	$ 206
Percentage of Total Loans	0.00%	0.00%
Real Estate Mortgages: \| Construction and development \| Term Extension
Financing Receivable, Modified [Line Items]
Recorded investment after modification	$ 0	$ 89
Real Estate Mortgages: \| Construction and development \| Term Extension and Rate Adjustment
Financing Receivable, Modified [Line Items]
Recorded investment after modification	0	117
Real Estate Mortgages: \| Residential
Financing Receivable, Modified [Line Items]
Recorded investment after modification	$ 0	$ 0
Percentage of Total Loans	0.00%	0.00%
Real Estate Mortgages: \| Residential \| Term Extension
Financing Receivable, Modified [Line Items]
Recorded investment after modification	$ 0	$ 0
Real Estate Mortgages: \| Residential \| Term Extension and Rate Adjustment
Financing Receivable, Modified [Line Items]
Recorded investment after modification	0	0
Real Estate Mortgages: \| Commercial
Financing Receivable, Modified [Line Items]
Recorded investment after modification	$ 0	$ 0
Percentage of Total Loans	0.00%	0.00%
Real Estate Mortgages: \| Commercial \| Term Extension
Financing Receivable, Modified [Line Items]
Recorded investment after modification	$ 0	$ 0
Real Estate Mortgages: \| Commercial \| Term Extension and Rate Adjustment
Financing Receivable, Modified [Line Items]
Recorded investment after modification	0	0
Commercial and industrial
Financing Receivable, Modified [Line Items]
Recorded investment after modification	$ 0	$ 0
Percentage of Total Loans	0.00%	0.00%
Commercial and industrial \| Term Extension
Financing Receivable, Modified [Line Items]
Recorded investment after modification	$ 0	$ 0
Commercial and industrial \| Term Extension and Rate Adjustment
Financing Receivable, Modified [Line Items]
Recorded investment after modification	0	0
Consumer and other
Financing Receivable, Modified [Line Items]
Recorded investment after modification	$ 0	$ 0
Percentage of Total Loans	0.00%	0.00%
Consumer and other \| Term Extension
Financing Receivable, Modified [Line Items]
Recorded investment after modification	$ 0	$ 0
Consumer and other \| Term Extension and Rate Adjustment
Financing Receivable, Modified [Line Items]
Recorded investment after modification	$ 0	$ 0

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+ References

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-Topic 310
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-URI https://asc.fasb.org//1943274/2147481962/310-10-50-34

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+ References

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- Definition

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+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
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