STOCKHOLDERS' EQUITY AND REGULATORY MATTERS (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2017	Dec. 31, 2016
STOCKHOLDERS' EQUITY AND REGULATORY MATTERS [Abstract]
Number of previous years retained profit taken for dividend calculation	2 years
Funds available for dividends without prior approval	$ 4.1
Common Equity Tier 1 Capital (to Risk-Weighted Assets)	13.80%	13.40%
Common Equity Tier 1 Capital (to Risk-Weighted Assets), Regulatory Minimum Requirements	4.50%
Common Equity Tier 1 Capital (to Risk-Weighted Assets), To Be Considered Well Capitalized	6.50%
Tier I Capital (to Risk-Weighted Assets)	14.40%	13.90%
Tier I Capital (to Risk-Weighted Assets), Regulatory Minimum Requirements	6.00%
Tier I Capital (to Risk-Weighted Assets), To Be Considered Well Capitalized	8.00%
Total Capital (to Risk-Weighted Assets)	15.50%	15.00%
Total Capital (to Risk-Weighted Assets), Regulatory Minimum Requirements	8.00%
Total Capital (to Risk-Weighted Assets), To Be Considered Well Capitalized	10.00%
Tier I Capital (to Average Assets)	10.70%	10.10%
Tier I Capital (to Average Assets), Regulatory Minimum Requirements	4.00%
Tier I Capital (to Average Assets), To Be Considered Well Capitalized	5.00%
Capital conservation buffer	7.50%	6.95%