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STOCK PLANS AND STOCK BASED COMPENSATION - Stock Incentive Plans (Details) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2016
Jan. 19, 2015
Apr. 26, 2007
Stock options      
Unrecognized stock option compensation expense related to unvested awards      
April 2016 - December 2016 $ 22    
2017 $ 35    
2015 Plan      
Stock-based compensation      
Number of shares reserved for issuance under the plan   1,000,000  
2007 Stock Incentive Plan      
Stock-based compensation      
Number of shares reserved for issuance under the plan     650,000