COMMITMENTS AND CONTINGENCIES - Schedule of financial instruments with credit risk (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Unused lines of credit-Fixed
COMMITMENTS AND CONTINGENCIES
Other commitment	$ 207,561	$ 211,285
Standby letters of credit-Fixed
COMMITMENTS AND CONTINGENCIES
Other commitment	8,809	8,571
Commitments to make loans to sell-Fixed
COMMITMENTS AND CONTINGENCIES
Other commitment	40,210	13,553
Commitments to make loans-Fixed
COMMITMENTS AND CONTINGENCIES
Other commitment	13,398	20,895
Unused lines of credit-Variable
COMMITMENTS AND CONTINGENCIES
Other commitment	613,346	601,202
Standby letters of credit-Variable
COMMITMENTS AND CONTINGENCIES
Other commitment	14,189	16,737
Commitments to make loans-Variable
COMMITMENTS AND CONTINGENCIES
Other commitment	$ 12,895	$ 81,663