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