COMMITMENTS AND CONTINGENCIES (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Unused lines of credit-Fixed
COMMITMENTS AND CONTINGENCIES
Other commitment	$ 65,274	$ 78,506
Standby letters of credit-Fixed
COMMITMENTS AND CONTINGENCIES
Other commitment	3,555	1,933
Commitments to make loans to sell-Fixed
COMMITMENTS AND CONTINGENCIES
Other commitment	115,213	370,512
Commitments to make loans-Fixed
COMMITMENTS AND CONTINGENCIES
Other commitment	44,384	24,225
Unused lines of credit-Variable
COMMITMENTS AND CONTINGENCIES
Other commitment	424,856	360,883
Standby letters of credit-Variable
COMMITMENTS AND CONTINGENCIES
Other commitment	16,125	17,524
Commitments to make loans-Variable
COMMITMENTS AND CONTINGENCIES
Other commitment	$ 31,840	$ 25,316