COMMITMENTS AND CONTINGENCIES (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Unused lines of credit-Fixed
COMMITMENTS AND CONTINGENCIES
Other commitment	$ 32,896	$ 33,571
Standby letters of credit-Fixed
COMMITMENTS AND CONTINGENCIES
Other commitment	1,759	40
Commitments to make loans to sell-Fixed
COMMITMENTS AND CONTINGENCIES
Other commitment	47,354	17,207
Unused lines of credit-Variable
COMMITMENTS AND CONTINGENCIES
Other commitment	290,653	271,580
Standby letters of credit-Variable
COMMITMENTS AND CONTINGENCIES
Other commitment	$ 24,197	$ 23,508