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FAIR VALUE MEASUREMENT AND DISCLOSURE (Schedule of Valuation Methodology and Unobservable Inputs) (Details) - Company Determined Fair Value (Level 3) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2017
Dec. 31, 2016
Impaired Loans Partially Charged Off    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Fair Value $ 81 $ 166
Impaired Loans Partially Charged Off | Market Approach Valuation Technique | Minimum    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Management adjustment of appraisal 0.00% 0.00%
Estimated selling cost 10.00% 0.00%
Impaired Loans Partially Charged Off | Market Approach Valuation Technique | Maximum    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Management adjustment of appraisal 0.00% 0.00%
Estimated selling cost 10.00% 10.00%
Impaired Loans Partially Charged Off | Market Approach Valuation Technique | Weighted Average    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Management adjustment of appraisal 0.00% 0.00%
Estimated selling cost 10.00% 5.00%
Impaired Loans Specifically Reserved    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Fair Value $ 296 $ 344
Impaired Loans Specifically Reserved | Market Approach Valuation Technique | Minimum    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Management adjustment of appraisal 0.00% 0.00%
Estimated selling cost 10.00% 10.00%
Impaired Loans Specifically Reserved | Market Approach Valuation Technique | Maximum    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Management adjustment of appraisal 0.00% 50.00%
Estimated selling cost 28.00% 28.00%
Impaired Loans Specifically Reserved | Market Approach Valuation Technique | Weighted Average    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Management adjustment of appraisal 0.00% 13.00%
Estimated selling cost 15.00% 12.00%
Servicing Contracts [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Fair Value $ 1,000 $ 1,090
Servicing Contracts [Member] | Market Approach Valuation Technique | Minimum    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Fair Value Inputs, Prepayment Rate 16.00% 15.00%
Servicing Contracts [Member] | Market Approach Valuation Technique | Maximum    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Fair Value Inputs, Prepayment Rate 16.00% 15.00%
Servicing Contracts [Member] | Market Approach Valuation Technique | Weighted Average    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Fair Value Inputs, Prepayment Rate 16.00% 15.00%
Other real estate owned    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Fair Value $ 620 $ 922
Other real estate owned | Market Approach Valuation Technique | Minimum    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Management adjustment of appraisal 0.00% 0.00%
Estimated selling cost   10.00%
Other real estate owned | Market Approach Valuation Technique | Maximum    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Management adjustment of appraisal 73.00% 73.00%
Estimated selling cost 10.00% 10.00%
Other real estate owned | Market Approach Valuation Technique | Weighted Average    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Management adjustment of appraisal 6.00% 7.00%
Estimated selling cost 10.00% 10.00%