LOANS AND THE ALLOWANCE FOR CREDIT LOSSES - Recorded investment in non-accrual loans by class (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Accounts, Notes, Loans and Financing Receivable [Line Items]
Non-accrual loans with no ACL	$ 6,018	$ 7,360
Financing Receivable, Nonaccrual	45,723	50,816
90 or More Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable, 90 Days or More Past Due, Still Accruing	16	285
Cash, Securities, and Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Non-accrual loans with no ACL	1,704	1,704
Financing Receivable, Nonaccrual	1,704	1,704
Cash, Securities, and Other | 90 or More Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable, 90 Days or More Past Due, Still Accruing	16	0
Consumer and Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Non-accrual loans with no ACL	9	4
Financing Receivable, Nonaccrual	3,807	7,504
Consumer and Other | 90 or More Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable, 90 Days or More Past Due, Still Accruing	0	0
Construction and Development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Non-accrual loans with no ACL	0	2,719
Financing Receivable, Nonaccrual	0	2,719
Construction and Development | 90 or More Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable, 90 Days or More Past Due, Still Accruing	0	0
1-4 Family Residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Non-accrual loans with no ACL	569	578
Financing Receivable, Nonaccrual	3,007	3,016
1-4 Family Residential | 90 or More Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable, 90 Days or More Past Due, Still Accruing	0	285
Non-Owner Occupied CRE
Accounts, Notes, Loans and Financing Receivable [Line Items]
Non-accrual loans with no ACL	0
Financing Receivable, Nonaccrual	0
Non-Owner Occupied CRE | 90 or More Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable, 90 Days or More Past Due, Still Accruing	0
Owner Occupied CRE
Accounts, Notes, Loans and Financing Receivable [Line Items]
Non-accrual loans with no ACL	0	0
Financing Receivable, Nonaccrual	3,980	3,980
Owner Occupied CRE | 90 or More Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable, 90 Days or More Past Due, Still Accruing	0	0
Commercial and Industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Non-accrual loans with no ACL	3,736	2,355
Financing Receivable, Nonaccrual	33,225	31,893
Commercial and Industrial | 90 or More Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable, 90 Days or More Past Due, Still Accruing	$ 0	$ 0