LOANS AND THE ALLOWANCE FOR CREDIT LOSSES - Summary of unpaid principal balance of loans classified as TDRs (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Mar. 31, 2023	Jan. 01, 2023	Dec. 31, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for credit losses: loans	$ 22,044	$ 19,843	$ 20,653	$ 17,183	$ 14,357	$ 13,885	$ 13,732
Cash, Securities, and Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for credit losses: loans	1,311	1,451		1,198	1,194	1,440	1,598
Consumer and Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for credit losses: loans	137	196		191	220	283	266
Commercial and Industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for credit losses: loans	5,844	4,165		2,460	2,312	3,224	2,979
1-4 Family Residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for credit losses: loans	3,579	3,821		6,309	4,845	3,789	3,553
Non-Owner Occupied CRE
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for credit losses: loans	2,495	2,709		3,490	3,235	2,867	2,952
Owner Occupied CRE
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for credit losses: loans	1,182	1,272		1,510	1,477	1,328	1,292
Construction and Development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for credit losses: loans	$ 7,496	$ 6,229		$ 2,025	$ 1,074	$ 954	$ 1,092