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SHAREHOLDERS' EQUITY (DEFICIT) (Details 4) - Stock options - USD ($)
6 Months Ended 12 Months Ended
Jun. 10, 2015
Jan. 24, 2015
Jul. 07, 2014
Jun. 30, 2015
Dec. 31, 2014
Stock-based compensation          
Threshold limit for reduction in exercise price (in dollars per share)     $ 3.61    
Additional compensation due to fair value modification     $ 49,000    
Compensation cost recorded from modification of equity-based arrangements       $ 4,000 $ 44,000
Options granted (in shares) 5,813 248,798   254,611  
Exercise price, options granted (in dollars per share) $ 7.45 $ 5.84   $ 5.88  
Weighted average grant-date fair value of options granted (in dollars per share)       $ 2.91  
Total unrecognized compensation cost related to non-vested stock option awards       $ 1,172,000  
Weighted average period for recognition of compensation cost related to unvested stock awards       2 years 6 months  
2009 Plan          
Stock-based compensation          
Shares available for future grant (in shares)       876,788