FAIR VALUE, Asset Quantitative Information (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2017	Dec. 31, 2016
Impaired Loans [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair value	$ 879	$ 3,841
Impaired Loans [Member] | Commercial Real Estate [Member] | Owner Occupied [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair value	$ 793	$ 793
Impaired Loans [Member] | Commercial Real Estate [Member] | Owner Occupied [Member] | Sales Comparison [Member] | Minimum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for limited salability of specialized property	9.30%	9.30%
Impaired Loans [Member] | Commercial Real Estate [Member] | Owner Occupied [Member] | Sales Comparison [Member] | Maximum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for limited salability of specialized property	76.40%	76.40%
Impaired Loans [Member] | Commercial Real Estate [Member] | Owner Occupied [Member] | Sales Comparison [Member] | Weighted Average [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for limited salability of specialized property	19.30%	19.30%
Impaired Loans [Member] | Commercial and Industrial [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair value	$ 12	$ 12
Impaired Loans [Member] | Commercial and Industrial [Member] | Sales Comparison [Member] | Minimum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for differences between the comparable sales	8.00%	8.00%
Impaired Loans [Member] | Commercial and Industrial [Member] | Sales Comparison [Member] | Maximum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for differences between the comparable sales	8.00%	8.00%
Impaired Loans [Member] | Commercial and Industrial [Member] | Sales Comparison [Member] | Weighted Average [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for differences between the comparable sales	8.00%	8.00%
Impaired Loans [Member] | All Other [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair value	$ 74	$ 3,036
Impaired Loans [Member] | All Other [Member] | Sales Comparison [Member] | Minimum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for differences between the comparable sales	8.00%	5.70%
Impaired Loans [Member] | All Other [Member] | Sales Comparison [Member] | Maximum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for differences between the comparable sales	8.00%	9.00%
Impaired Loans [Member] | All Other [Member] | Sales Comparison [Member] | Weighted Average [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for differences between the comparable sales	8.00%	8.00%
Other Real Estate Owned [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair value	$ 6,407	$ 6,624
Other Real Estate Owned [Member] | Residential Real Estate [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair value	$ 571	$ 613
Other Real Estate Owned [Member] | Residential Real Estate [Member] | Sales Comparison [Member] | Minimum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for differences between the comparable sales	0.70%	0.70%
Other Real Estate Owned [Member] | Residential Real Estate [Member] | Sales Comparison [Member] | Maximum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for differences between the comparable sales	86.80%	86.80%
Other Real Estate Owned [Member] | Residential Real Estate [Member] | Sales Comparison [Member] | Weighted Average [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for differences between the comparable sales	29.20%	25.20%
Other Real Estate Owned [Member] | Commercial Real Estate [Member] | Owner Occupied [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair value	$ 175	$ 175
Other Real Estate Owned [Member] | Commercial Real Estate [Member] | Owner Occupied [Member] | Sales Comparison [Member] | Minimum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for differences between the comparable sales	21.80%	21.80%
Other Real Estate Owned [Member] | Commercial Real Estate [Member] | Owner Occupied [Member] | Sales Comparison [Member] | Maximum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for differences between the comparable sales	21.80%	21.80%
Other Real Estate Owned [Member] | Commercial Real Estate [Member] | Owner Occupied [Member] | Sales Comparison [Member] | Weighted Average [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for differences between the comparable sales	21.80%	21.80%
Other Real Estate Owned [Member] | Commercial Real Estate [Member] | Non-Owner Occupied [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair value	$ 2,153	$ 2,153
Other Real Estate Owned [Member] | Commercial Real Estate [Member] | Non-Owner Occupied [Member] | Sales Comparison [Member] | Minimum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for differences between the comparable sales	17.20%	17.20%
Other Real Estate Owned [Member] | Commercial Real Estate [Member] | Non-Owner Occupied [Member] | Sales Comparison [Member] | Maximum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for differences between the comparable sales	27.60%	27.60%
Other Real Estate Owned [Member] | Commercial Real Estate [Member] | Non-Owner Occupied [Member] | Sales Comparison [Member] | Weighted Average [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for differences between the comparable sales	25.70%	25.70%
Other Real Estate Owned [Member] | All Other [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair value	$ 3,508	$ 3,683
Other Real Estate Owned [Member] | All Other [Member] | Sales Comparison [Member] | Minimum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for estimated realizable value	15.10%	15.10%
Other Real Estate Owned [Member] | All Other [Member] | Sales Comparison [Member] | Maximum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for estimated realizable value	40.40%	45.40%
Other Real Estate Owned [Member] | All Other [Member] | Sales Comparison [Member] | Weighted Average [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for estimated realizable value	20.60%	21.80%