SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details)	12 Months Ended
	Dec. 31, 2018 USD ($) item $ / shares shares	Dec. 31, 2017 USD ($) $ / shares shares	Jan. 01, 2019 USD ($)	May 22, 2012 shares
Nature of Operations
Maximum percentage of the entity's business activity with Canadian customers denominated in Canadian dollars	1.00%
Number of reportable operating segments | item	1
Cash and Cash Equivalents
Number of days for which federal funds are purchased and sold	1 day
Interest Income and Fees on Loans
Minimum commitment period required before loan commitment fees or costs are deferred	1 year
Goodwill and Other Intangible Assets
Core deposit estimated useful life	10 years
Comprehensive Income (Loss)
Unrealized (losses) on available for sale securities	$ (245,000)	$ (71,000)
Minimum pension liability	218,000	221,000
Computation of basic and diluted earnings per share
Net income (in dollars)	$ 8,367,000	$ 5,479,000
(Denominator):
Weighted average shares outstanding | shares	8,891,967	6,288,791
Effect of dilutive stock options, and vesting of restricted stock awards | shares	29,691	33,622
Diluted weighted average shares outstanding | shares	8,921,658	6,322,413
Income per common share:
Basic (in dollars per share) | $ / shares	$ 0.94	$ 0.87
Diluted (in dollars per share) | $ / shares	$ 0.94	$ 0.87
Accounting Standards Update 2018-02
Comprehensive Income (Loss)
Reclassification of certain deferred tax effects		$ 48,000
Adjustment | Forecast | Accounting Standards Update 2016-02
Recent Developments
Right-of-use assets			$ 5,481,000
Lease liabilities			$ 5,481,000
2012 Incentive Compensation Plan
Stock Compensation Plans
Total authorized share balance | shares				575,000