LOANS AND ALLOWANCE FOR CREDIT LOSSES - Collateral dependent loans (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022	Jun. 30, 2022
Collateral-dependent loans
Total	$ 871,239	$ 858,469	$ 804,820
Real Estate
Collateral-dependent loans
Total	4,445
Other
Collateral-dependent loans
Total	953
Real Estate
Collateral-dependent loans
Total	774,688	764,880
Real Estate | Real Estate
Collateral-dependent loans
Total	4,445
Agricultural
Collateral-dependent loans
Total	862	860
Agricultural | Other
Collateral-dependent loans
Total	309
Commercial and Industrial
Collateral-dependent loans
Total	61,313	$ 56,077
Commercial and Industrial | Other
Collateral-dependent loans
Total	$ 644