SUBORDINATED DEBENTURES (Detailed information) (Detail) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2018	Jan. 01, 2018	Dec. 31, 2017
Subordinated debentures [Line Items]:
Subordinated Debt	$ 37,460	$ 37,564	$ 0
Subordinated Debt [Member]
Subordinated debentures [Line Items]:
Purchase accounting premium	2,058	2,158
Subordinated Debt	$ 25,000	25,000
Maturity period	10 years
Subordinated Borrowing, Due Date	Oct. 15, 2025
Subordinated debt fixed interest rate	6.00%
Description of Variable Rate Basis	Libor plus 467 basis points
Subordinated debt variable interest rate	4.67%
Trust preferred capital notes [Member]
Subordinated debentures [Line Items]:
Purchase accounting premium	$ 92	96
Subordinated Debt	$ 10,310	$ 10,310
Subordinated Borrowing, Due Date	Jun. 30, 2033
Subordinated debt fixed interest rate	5.55%
Description of Variable Rate Basis	Libor plus 3.15%
Subordinated debt variable interest rate	3.15%