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ALLOWANCE FOR LOAN LOSSES (Details Textual) - USD ($)
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Individual loan balance is classified as nonaccrual status or troubled debt restructure $ 100,000    
Debt Instrument Non Performing Assets $ 3,000,000    
Percentage for Total Loans 0.34%    
Allowance for Loan and Lease Losses, Adjustments, Net $ 800,000 $ 3,950,000 $ 1,250,000
Financing Receivable, Allowance for Credit Losses, Period Increase (Decrease) 3,200,000    
Allowance for Loan and Lease Losses Write-offs, Net $ 518,000 $ 3,900,000  
Allowance For Loan And Lease Losses Write Off Percentage 0.06% 0.44%  
Commercial Loan [Member]      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Threshold for individually evaluating loans $ 250,000    
Allowance for Loan and Lease Losses, Adjustments, Net 509,000 $ 3,305,000 $ 1,051,000
Pass [Member]      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Minimum individual loan balance requiring quarterly review 1,000,000    
Special Mention [Member]      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Threshold for individually evaluating loans 250,000    
Doubtful [Member]      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Minimum individual loan balance requiring quarterly review $ 100,000    
Minimum [Member] | Commercial Loan [Member]      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Minimum percent of portfolio to be reviewed 50.00%    
Maximum [Member] | Commercial Loan [Member]      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Minimum percent of portfolio to be reviewed 55.00%