COMMITMENTS AND CONTINGENCIES (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Unused lines of credit-Fixed
COMMITMENTS AND CONTINGENCIES
Other commitment	$ 21,424	$ 33,571
Standby letters of credit-Fixed
COMMITMENTS AND CONTINGENCIES
Other commitment	25	40
Commitments to make loans to sell-Fixed
COMMITMENTS AND CONTINGENCIES
Other commitment	83,309	17,207
Commitments to make loans-Fixed
COMMITMENTS AND CONTINGENCIES
Other commitment	16,154	2,750
Unused lines of credit-Variable
COMMITMENTS AND CONTINGENCIES
Other commitment	252,755	271,580
Standby letters of credit-Variable
COMMITMENTS AND CONTINGENCIES
Other commitment	23,833	23,508
Commitments to make loans-Variable
COMMITMENTS AND CONTINGENCIES
Other commitment	$ 46,306	$ 19,762