FAIR VALUE, Asset Quantitative Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Impaired Loans [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair value	$ 7,882	$ 3,840
Impaired Loans [Member] | Multifamily Real Estate [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair value	$ 1,910
Impaired Loans [Member] | Multifamily Real Estate [Member] | Sales Comparison [Member] | Minimum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for estimated realizable value	46.00%
Impaired Loans [Member] | Multifamily Real Estate [Member] | Sales Comparison [Member] | Maximum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for estimated realizable value	46.70%
Impaired Loans [Member] | Multifamily Real Estate [Member] | Sales Comparison [Member] | Weighted Average [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for estimated realizable value	46.40%
Impaired Loans [Member] | Commercial Real Estate [Member] | Owner Occupied [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair value	$ 568	$ 791
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 estimated realizable value	23.10%
Adjustment for limited salability of specialized property		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 estimated realizable value	23.10%
Adjustment for limited salability of specialized property		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 estimated realizable value	23.10%
Adjustment for limited salability of specialized property		19.30%
Impaired Loans [Member] | Commercial Real Estate [Member] | Non-Owner Occupied [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair value	$ 1,984
Impaired Loans [Member] | Commercial Real Estate [Member] | Non-Owner Occupied [Member] | Income Approach [Member] | Minimum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for differences in net operating income expectations	67.40%
Impaired Loans [Member] | Commercial Real Estate [Member] | Non-Owner Occupied [Member] | Income Approach [Member] | Maximum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for differences in net operating income expectations	67.40%
Impaired Loans [Member] | Commercial Real Estate [Member] | Non-Owner Occupied [Member] | Income Approach [Member] | Weighted Average [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for differences in net operating income expectations	67.40%
Impaired Loans [Member] | Commercial and Industrial [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair value	$ 111	$ 12
Impaired Loans [Member] | Commercial and Industrial [Member] | Sales Comparison [Member] | Minimum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for estimated realizable value	8.00%
Adjustment for differences between the comparable sales		8.00%
Impaired Loans [Member] | Commercial and Industrial [Member] | Sales Comparison [Member] | Maximum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for estimated realizable value	71.10%
Adjustment for differences between the comparable sales		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 estimated realizable value	64.20%
Adjustment for differences between the comparable sales		8.00%
Impaired Loans [Member] | Construction and Land [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair value	$ 3,309	$ 3,037
Impaired Loans [Member] | Construction and Land [Member] | Sales Comparison [Member] | Minimum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for differences between the comparable sales		5.70%
Adjustment for percentage of completion of construction	27.70%
Impaired Loans [Member] | Construction and Land [Member] | Sales Comparison [Member] | Maximum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for differences between the comparable sales		9.00%
Adjustment for percentage of completion of construction	27.70%
Impaired Loans [Member] | Construction and Land [Member] | Sales Comparison [Member] | Weighted Average [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for differences between the comparable sales		8.00%
Adjustment for percentage of completion of construction	27.70%
Other Real Estate Owned [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair value	$ 2,641	$ 6,624
Other Real Estate Owned [Member] | Residential Real Estate [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair value	$ 352	$ 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 estimated realizable value	8.80%
Adjustment for differences between the comparable sales		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 estimated realizable value	50.20%
Adjustment for differences between the comparable sales		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 estimated realizable value	20.00%
Adjustment for differences between the comparable sales		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 estimated realizable value	21.80%
Adjustment for differences between the comparable sales		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 estimated realizable value	21.80%
Adjustment for differences between the comparable sales		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 estimated realizable value	21.80%
Adjustment for differences between the comparable sales		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	$ 200	$ 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 estimated realizable value	58.90%
Adjustment for differences between the comparable sales		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 estimated realizable value	58.90%
Adjustment for differences between the comparable sales		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 estimated realizable value	58.90%
Adjustment for differences between the comparable sales		25.70%
Other Real Estate Owned [Member] | Construction and Land [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair value	$ 1,914	$ 3,683
Other Real Estate Owned [Member] | Construction and Land [Member] | Sales Comparison [Member] | Minimum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for estimated realizable value	25.20%	15.10%
Other Real Estate Owned [Member] | Construction and Land [Member] | Sales Comparison [Member] | Maximum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for estimated realizable value	69.00%	45.40%
Other Real Estate Owned [Member] | Construction and Land [Member] | Sales Comparison [Member] | Weighted Average [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Adjustment for estimated realizable value	27.80%	21.80%