LOANS AND THE ALLOWANCE FOR CREDIT LOSSES - Summary of loans (Details) - USD ($) $ in Thousands	Dec. 31, 2023		Jan. 01, 2023	Dec. 31, 2022		Dec. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	$ 2,530,915			$ 2,469,413
Allowance for credit losses	(23,931)	[1]	$ (20,653)	(17,183)	[1]	$ (13,732)
Loans, net	2,506,984			2,452,230
Loans accounted for under the fair value option	13,726			23,321
Amortized Cost
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for credit losses	(23,931)			(17,183)
Loans, net	2,493,258			2,428,909
Loans accounted for under the fair value option	13,726			23,321
Total | Amortized Cost
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	2,517,189			2,446,092
Cash, Securities, and Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	139,947			165,559
Allowance for credit losses	(961)			(1,198)		(1,598)
Cash, Securities, and Other | Amortized Cost
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	139,947			165,559
Consumer and Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	40,754			49,391
Allowance for credit losses	(124)			(191)		(266)
Loans accounted for under the fair value option	14,100			23,400
Consumer and Other | Amortized Cost
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	27,028			26,070
Construction and Development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	345,516			285,627
Allowance for credit losses	(7,945)			(2,025)		(1,092)
Construction and Development | Amortized Cost
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	345,516			285,627
1-4 Family Residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	927,965			899,722
1-4 Family Residential | Amortized Cost
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	927,965			899,722
Non-Owner Occupied CRE
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	543,692			493,134
Allowance for credit losses	(2,325)			(3,490)		(2,952)
Non-Owner Occupied CRE | Amortized Cost
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	543,692			493,134
Owner Occupied CRE
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	195,861			214,189
Allowance for credit losses	(1,034)			(1,510)		(1,292)
Owner Occupied CRE | Amortized Cost
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	195,861			214,189
Commercial and Industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	337,180			361,791
Allowance for credit losses	(7,172)			(2,460)		$ (2,979)
Commercial and Industrial | Amortized Cost
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	$ 337,180			$ 361,791

[1] Allowance for credit loss amounts for periods prior to the ASC 326 adoption date of January 1, 2023 are reported in accordance with previously applicable GAAP