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RETIREMENT PLAN (Details Textual) - USD ($)
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Defined Benefit Plan Disclosure [Line Items]      
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay 4.00%    
Defined Contribution Plan, Cost Recognized $ 28,000 $ 27,000 $ 39,000