LOANS AND ALLOWANCE FOR CREDIT LOSSES - NON-PERFORMING LOANS (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Non-performing loans and non-performing assets disclosures
Loans on nonaccrual status	$ 19,381	$ 19,150
Loans past due 90 days or more and still on accrual	164	1,468
Total nonperforming loans	19,545	20,618
Other real estate owned	1,212	1,370
Total nonperforming assets	$ 20,757	$ 21,988
Credit Quality Ratios - Total Company:
Nonperforming loans to total loans (as percent)	0.37%	0.39%
Nonperforming assets to total loans (including OREO) (as percent)	0.39%	0.42%
Nonperforming assets to total assets (as percent)	0.31%	0.33%
Core Banking Activities
Non-performing loans and non-performing assets disclosures
Loans on nonaccrual status	$ 19,381	$ 19,150
Credit Quality Ratios - Total Company:
Nonperforming loans to total loans (as percent)	0.38%	0.39%
Nonperforming assets to total loans (including OREO) (as percent)	0.40%	0.41%
Nonperforming assets to total assets (as percent)	0.33%	0.35%