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FAIR VALUE - Schedule of Fair Value of Assets and Liabilities Measured on Nonrecurring Basis (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for investment, net	$ 3,022,935	$ 3,088,625
Other real estate owned, net	4,083	4,083
Fair Value, Nonrecurring | Estimated Fair Value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other real estate owned, net	4,083	4,083
Fair Value, Nonrecurring | Estimated Fair Value | Collateral Dependent Loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for investment, net	9,708	34,691
Fair Value, Nonrecurring | Construction and Land Development | Estimated Fair Value | Collateral Dependent Loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for investment, net	9,708	9,708
Fair Value, Nonrecurring | Real Estate - Other | 1-4 family residential | Estimated Fair Value | Collateral Dependent Loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for investment, net		4,191
Fair Value, Nonrecurring | Real Estate - Other | Commercial real estate and other | Estimated Fair Value | Collateral Dependent Loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for investment, net		14,316
Fair Value, Nonrecurring | Commercial & Industrial | Estimated Fair Value | Collateral Dependent Loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for investment, net		6,476
Fair Value, Nonrecurring | Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other real estate owned, net	0	0
Fair Value, Nonrecurring | Level 1 | Collateral Dependent Loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for investment, net	0	0
Fair Value, Nonrecurring | Level 1 | Construction and Land Development | Collateral Dependent Loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for investment, net	0	0
Fair Value, Nonrecurring | Level 1 | Real Estate - Other | 1-4 family residential | Collateral Dependent Loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for investment, net		0
Fair Value, Nonrecurring | Level 1 | Real Estate - Other | Commercial real estate and other | Collateral Dependent Loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for investment, net		0
Fair Value, Nonrecurring | Level 1 | Commercial & Industrial | Collateral Dependent Loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for investment, net		0
Fair Value, Nonrecurring | Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other real estate owned, net	0	0
Fair Value, Nonrecurring | Level 2 | Collateral Dependent Loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for investment, net	0	0
Fair Value, Nonrecurring | Level 2 | Construction and Land Development | Collateral Dependent Loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for investment, net	0	0
Fair Value, Nonrecurring | Level 2 | Real Estate - Other | 1-4 family residential | Collateral Dependent Loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for investment, net		0
Fair Value, Nonrecurring | Level 2 | Real Estate - Other | Commercial real estate and other | Collateral Dependent Loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for investment, net		0
Fair Value, Nonrecurring | Level 2 | Commercial & Industrial | Collateral Dependent Loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for investment, net		0
Fair Value, Nonrecurring | Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other real estate owned, net	4,083	4,083
Fair Value, Nonrecurring | Level 3 | Collateral Dependent Loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for investment, net	9,708	34,691
Fair Value, Nonrecurring | Level 3 | Construction and Land Development | Collateral Dependent Loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for investment, net	$ 9,708	9,708
Fair Value, Nonrecurring | Level 3 | Real Estate - Other | 1-4 family residential | Collateral Dependent Loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for investment, net		4,191
Fair Value, Nonrecurring | Level 3 | Real Estate - Other | Commercial real estate and other | Collateral Dependent Loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for investment, net		14,316
Fair Value, Nonrecurring | Level 3 | Commercial & Industrial | Collateral Dependent Loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for investment, net		$ 6,476

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Amortized cost excluding accrued interest, after allowance for credit loss, of financing receivable. Excludes net investment in lease.

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