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STOCKHOLDERS' EQUITY - Additional Information (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Dec. 31, 2015
Jul. 10, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Stock-based compensation $ 229,000 $ 187,000 $ 682,000 $ 642,000    
Aggregate intrinsic value $ 0   $ 0      
Restricted Stock Units            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
RSUs granted (in shares) 0   200,000      
RSUs forfeited (in shares) 0   20,000      
Stock options            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Options granted (in shares) 0   295,000      
Options forfeited (in shares) 0   20,000      
2014 Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Common stock authorized for issuance (in shares)           2,196,836
2014 Plan | Restricted Stock Units            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
RSUs issued (in shares)     836,872      
RSUs outstanding (in shares) 431,747   431,747      
2014 Plan | Restricted Stock Units | Minimum            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting period (in years)     3 years      
Vesting percentage     25.00%      
2014 Plan | Restricted Stock Units | Maximum            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting period (in years)     4 years      
Vesting percentage     33.00%      
2013 and 2014 Plans | Stock options            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Options outstanding (in shares) 1,718,832   1,718,832   1,510,832  
Options granted (in shares)     295,000      
Options forfeited (in shares)     20,000