LOANS HELD FOR INVESTMENT, Financial Effects of Loan Modifications (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2024	Mar. 31, 2023
Financial Effects of Loan Modifications [Abstract]
Weighted-average interest rate reduction	1.75%	0.25%
Weighted-average term extension	49 months	41 months
Principal Forgiveness [Member]
Financial Effects of Loan Modifications [Abstract]
Loans modified	$ 0	$ 0
Commercial Real Estate [Member]
Financial Effects of Loan Modifications [Abstract]
Weighted-average interest rate reduction	0.00%	0.00%
Commercial Real Estate [Member] \| Principal Forgiveness [Member]
Financial Effects of Loan Modifications [Abstract]
Loans modified	$ 0	$ 0
Commercial [Member] \| Specialized [Member]
Financial Effects of Loan Modifications [Abstract]
Weighted-average interest rate reduction	0.00%	0.00%
Commercial [Member] \| Specialized [Member] \| Principal Forgiveness [Member]
Financial Effects of Loan Modifications [Abstract]
Loans modified	$ 0	$ 0
Commercial [Member] \| General [Member]
Financial Effects of Loan Modifications [Abstract]
Weighted-average interest rate reduction	1.75%	0.25%
Weighted-average term extension	49 months	43 months
Commercial [Member] \| General [Member] \| Principal Forgiveness [Member]
Financial Effects of Loan Modifications [Abstract]
Loans modified	$ 0	$ 0
Consumer [Member] \| 1-4 Family Residential [Member]
Financial Effects of Loan Modifications [Abstract]
Weighted-average interest rate reduction	0.00%	0.00%
Weighted-average term extension		10 months
Consumer [Member] \| 1-4 Family Residential [Member] \| Principal Forgiveness [Member]
Financial Effects of Loan Modifications [Abstract]
Loans modified	$ 0	$ 0
Consumer [Member] \| Auto Loans [Member]
Financial Effects of Loan Modifications [Abstract]
Weighted-average interest rate reduction	0.00%	0.00%
Weighted-average term extension		15 months
Consumer [Member] \| Auto Loans [Member] \| Principal Forgiveness [Member]
Financial Effects of Loan Modifications [Abstract]
Loans modified	$ 0	$ 0
Consumer [Member] \| Other Consumer [Member]
Financial Effects of Loan Modifications [Abstract]
Weighted-average interest rate reduction	0.00%	0.00%
Consumer [Member] \| Other Consumer [Member] \| Principal Forgiveness [Member]
Financial Effects of Loan Modifications [Abstract]
Loans modified	$ 0	$ 0
Construction [Member]
Financial Effects of Loan Modifications [Abstract]
Weighted-average interest rate reduction	0.00%	0.00%
Construction [Member] \| Principal Forgiveness [Member]
Financial Effects of Loan Modifications [Abstract]
Loans modified	$ 0	$ 0

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- Definition

Amortized cost of financing receivable modified during period for debtor experiencing financial difficulty.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-42

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 12A
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481933/310-10-55-12A

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 33
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-33

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- Definition

Percentage of decrease in weighted average contractual interest rate of financing receivable modified for debtor experiencing financial difficulty.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 12A
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481933/310-10-55-12A

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- Definition

Period of increase in weighted average maturity of financing receivable modified for debtor experiencing financial difficulty, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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