FAIR VALUE - Quantitative Information (Details) - USD ($) $ in Thousands	6 Months Ended		12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
Corporate Bonds and Notes | Recurring [Member] | Significant Unobservable Inputs (Level 3) [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Assets, fair value disclosure	$ 256		$ 248
Corporate Bonds and Notes | Recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Maximum [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Discount rate (in hundredths)	1.73%		1.73%
Corporate Bonds and Notes | Recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Minimum [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Discount rate (in hundredths)	1.73%		1.73%
Corporate Bonds and Notes | Recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Weighted Average [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Discount rate (in hundredths)	1.73%		1.73%
Impaired Loans [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Fair value	$ 853		$ 2,916
Impaired Loans [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Third Party Appraisals [Member] | Maximum [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Discount rate (in hundredths)	100.00%		100.00%
Impaired Loans [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Third Party Appraisals [Member] | Minimum [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Discount rate (in hundredths)	0.00%		0.00%
Other real estate owned [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Other real estate owned expense associated with valuation allowance	$ 120
Other real estate owned [Member] | Non-recurring [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Outstanding balance of OREO	393		$ 1,530
Other real estate owned [Member] | Non-recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Outstanding balance of OREO	0		0
Other real estate owned [Member] | Non-recurring [Member] | Significant Other Observable Inputs (Level 2) [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Outstanding balance of OREO	0		1,491
Other real estate owned [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Fair value	393		39
Outstanding balance of OREO	$ 393		39
Other real estate owned [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Third Party Appraisals [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Discount rate (in hundredths)	31.00%
Fair value	$ 325		$ 39
Other real estate owned [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Third Party Appraisals [Member] | Maximum [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Discount rate (in hundredths)			27.00%
Other real estate owned [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Third Party Appraisals [Member] | Minimum [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Discount rate (in hundredths)			7.00%
Derivative Liabilities | Recurring [Member] | Significant Unobservable Inputs (Level 3) [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Liabilities, fair value disclosure	$ 120		$ 48
Derivative Liabilities | Recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Maximum [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Discount rate (in hundredths)	5.83%		5.83%
Derivative Liabilities | Recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Minimum [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Discount rate (in hundredths)	5.83%		5.83%
Derivative Liabilities | Recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Weighted Average [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Discount rate (in hundredths)	5.83%		5.83%
Commercial Mortgages other [Member] | Impaired Loans [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Fair value	$ 614		$ 2,629
Commercial Mortgages other [Member] | Impaired Loans [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Maximum [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Discount rate (in hundredths)	21.83%		17.19%
Commercial Mortgages other [Member] | Impaired Loans [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Minimum [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Discount rate (in hundredths)		10.00%	10.00%
Commercial Mortgages other [Member] | Impaired Loans [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Weighted Average [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Discount rate (in hundredths)	16.83%		16.06%
Commercial Mortgages other [Member] | Other real estate owned [Member] | Non-recurring [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Outstanding balance of OREO	$ 51		$ 1,491
Commercial Mortgages other [Member] | Other real estate owned [Member] | Non-recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Outstanding balance of OREO	0		0
Commercial Mortgages other [Member] | Other real estate owned [Member] | Non-recurring [Member] | Significant Other Observable Inputs (Level 2) [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Outstanding balance of OREO	0		1,491
Commercial Mortgages other [Member] | Other real estate owned [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Fair value	51
Outstanding balance of OREO	$ 51		0
Commercial Mortgages other [Member] | Other real estate owned [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Maximum [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Discount rate (in hundredths)	23.66%
Commercial Mortgages other [Member] | Other real estate owned [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Minimum [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Discount rate (in hundredths)	23.66%
Commercial Mortgages other [Member] | Other real estate owned [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Weighted Average [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Discount rate (in hundredths)	23.66%
Home Equity Lines and Loans [Member] | Impaired Loans [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Fair value	$ 239		$ 287
Home Equity Lines and Loans [Member] | Impaired Loans [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Maximum [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Discount rate (in hundredths)	20.80%		18.04%
Home Equity Lines and Loans [Member] | Impaired Loans [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Minimum [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Discount rate (in hundredths)	20.80%		18.04%
Home Equity Lines and Loans [Member] | Impaired Loans [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Weighted Average [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Discount rate (in hundredths)	20.80%		18.04%
Home Equity Lines and Loans [Member] | Other real estate owned [Member] | Non-recurring [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Outstanding balance of OREO	$ 17
Home Equity Lines and Loans [Member] | Other real estate owned [Member] | Non-recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Outstanding balance of OREO	0
Home Equity Lines and Loans [Member] | Other real estate owned [Member] | Non-recurring [Member] | Significant Other Observable Inputs (Level 2) [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Outstanding balance of OREO	0
Home Equity Lines and Loans [Member] | Other real estate owned [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Fair value	17
Outstanding balance of OREO	$ 17
Home Equity Lines and Loans [Member] | Other real estate owned [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Maximum [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Discount rate (in hundredths)	20.80%
Home Equity Lines and Loans [Member] | Other real estate owned [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Minimum [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Discount rate (in hundredths)	20.80%
Home Equity Lines and Loans [Member] | Other real estate owned [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Weighted Average [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Discount rate (in hundredths)	20.80%
Residential Mortgage [Member] | Non-recurring [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Outstanding balance of OREO			$ 39
Residential Mortgage [Member] | Non-recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Outstanding balance of OREO			0
Residential Mortgage [Member] | Non-recurring [Member] | Significant Other Observable Inputs (Level 2) [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Outstanding balance of OREO			0
Residential Mortgage [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Outstanding balance of OREO			$ 39
Residential Mortgage [Member] | Other real estate owned [Member] | Non-recurring [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Outstanding balance of OREO	$ 325
Residential Mortgage [Member] | Other real estate owned [Member] | Non-recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Outstanding balance of OREO	0
Residential Mortgage [Member] | Other real estate owned [Member] | Non-recurring [Member] | Significant Other Observable Inputs (Level 2) [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Outstanding balance of OREO	0
Residential Mortgage [Member] | Other real estate owned [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Outstanding balance of OREO	$ 325
Residential Mortgage [Member] | Other real estate owned [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Maximum [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Discount rate (in hundredths)	39.22%		22.30%
Residential Mortgage [Member] | Other real estate owned [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Minimum [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Discount rate (in hundredths)	20.80%		22.30%
Residential Mortgage [Member] | Other real estate owned [Member] | Non-recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Weighted Average [Member]
Information related to Level 3 non-recurring fair value measurement [Abstract]
Discount rate (in hundredths)	28.94%		22.30%