DERIVATIVES (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2018 USD ($) loan	Dec. 31, 2017 USD ($) loan	Dec. 31, 2016 USD ($) loan
Derivative [Line Items]
Unrealized gain (loss) recognized in other non-interest income	$ (65)	$ (7)	$ (20)
Derivatives not designated as hedging instruments:
Derivative [Line Items]
Number of Instruments | loan	28	20	15
Notional Amount	$ 172,932	$ 93,777	$ 52,157
Fair Value Other Assets/ (Other Liabilities)	(140)	$ (75)	$ (68)
Derivatives not designated as hedging instruments: | Swap
Derivative [Line Items]
Notional Amount	$ 152,800
Derivatives not designated as hedging instruments: | Interest Rate Swap
Derivative [Line Items]
Number of Instruments | loan	11	7	5
Notional Amount	$ 76,395	$ 36,675	$ 18,378
Weighted Average Maturity (in years)	7 years 1 month 6 days	8 years 3 months 4 days	7 years 10 months 10 days
Fair Value Other Assets/ (Other Liabilities)	$ (3,255)	$ (974)	$ (693)
Unrealized gain (loss) recognized in other non-interest income	$ (2,281)	$ (281)	$ (708)
Derivatives not designated as hedging instruments: | Interest Rate Swap | Weighted Average Interest Rate Received
Derivative [Line Items]
Average interest rate	4.69%	4.40%	4.05%
Derivatives not designated as hedging instruments: | Interest Rate Swap | Weighted Average Contract Pay Rate
Derivative [Line Items]
Average interest rate	4.61%	4.17%	3.36%
Derivatives not designated as hedging instruments: | Reverse Interest Rate Swap
Derivative [Line Items]
Number of Instruments | loan	11	7	5
Notional Amount	$ 76,395	$ 36,675	$ 18,378
Weighted Average Maturity (in years)	7 years 1 month 6 days	8 years 3 months 4 days	7 years 10 months 10 days
Fair Value Other Assets/ (Other Liabilities)	$ 3,142	$ 974	$ 693
Unrealized gain (loss) recognized in other non-interest income	$ 2,168	$ 281	$ 709
Derivatives not designated as hedging instruments: | Reverse Interest Rate Swap | Weighted Average Interest Rate Received
Derivative [Line Items]
Average interest rate	4.61%	4.17%	3.36%
Derivatives not designated as hedging instruments: | Reverse Interest Rate Swap | Weighted Average Contract Pay Rate
Derivative [Line Items]
Average interest rate	4.69%	4.40%	4.05%
Derivatives not designated as hedging instruments: | Risk participation agreements
Derivative [Line Items]
Number of Instruments | loan	6	6	5
Notional Amount	$ 20,142	$ 20,427	$ 15,401
Weighted Average Maturity (in years)	14 years 11 months 23 days	17 years 8 months 23 days	23 years 6 months
Fair Value Other Assets/ (Other Liabilities)	$ (27)	$ (75)	$ (68)
Off-balance sheet risk	300	1,300
Unrealized gain (loss) recognized in other non-interest income	$ 48	$ (7)	$ (21)