STOCK OPTIONS (Details 2)
9 Months Ended 12 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Dec. 31, 2013
Dec. 31, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Volatility 55.60% 58.70% 58.80% 71.90%
Expected term (years) 3 years 3 months 18 days 3 years 10 months 24 days 3 years 8 months 12 days 2 years 9 months 18 days
Risk-free interest rate 0.60% 0.70% 0.60% 0.30%
Dividend yield 0.00% 0.00% 0.00% 0.00%