LOANS AND THE ALLOWANCE FOR CREDIT LOSSES - Summary of nonaccrual loans with collateral (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Total Collateral
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	$ 13,719	$ 50,812
Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	9,715
Secured by Cash and Securities
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	1,704	1,704
Secured by Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	12,015	39,393
Cash, Securities, and Other | Total Collateral
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	1,704	1,704
Cash, Securities, and Other | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0
Cash, Securities, and Other | Secured by Cash and Securities
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	1,704	1,704
Cash, Securities, and Other | Secured by Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0
Consumer and Other | Total Collateral
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment		7,500
Consumer and Other | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment		0
Consumer and Other | Secured by Cash and Securities
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment		0
Consumer and Other | Secured by Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment		7,500
Construction and Development | Total Collateral
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment		2,719
Construction and Development | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment		2,719
Construction and Development | Secured by Cash and Securities
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment		0
Construction and Development | Secured by Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment		0
1-4 Family Residential | Total Collateral
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment		3,016
1-4 Family Residential | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment		3,016
1-4 Family Residential | Secured by Cash and Securities
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment		0
1-4 Family Residential | Secured by Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment		0
Owner Occupied CRE | Total Collateral
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment		3,980
Owner Occupied CRE | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment		3,980
Owner Occupied CRE | Secured by Cash and Securities
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment		0
Owner Occupied CRE | Secured by Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment		0
Commercial and Industrial | Total Collateral
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	12,015	31,893
Commercial and Industrial | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0
Commercial and Industrial | Secured by Cash and Securities
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0
Commercial and Industrial | Secured by Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	$ 12,015	$ 31,893