LOANS AND ALLOWANCE FOR CREDIT LOSSES - Collateral dependent loans (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022	Mar. 31, 2022
Collateral-dependent loans
Total	$ 862,183	$ 858,469	$ 779,028
Real Estate
Collateral-dependent loans
Total	4,376
Other
Collateral-dependent loans
Total	970
Real Estate
Collateral-dependent loans
Total	767,060	764,880
Real Estate | Real Estate
Collateral-dependent loans
Total	4,376
Agricultural
Collateral-dependent loans
Total	783	860
Agricultural | Other
Collateral-dependent loans
Total	309
Commercial and Industrial
Collateral-dependent loans
Total	58,280	$ 56,077
Commercial and Industrial | Other
Collateral-dependent loans
Total	$ 661