Quarterly report pursuant to Section 13 or 15(d)

STOCK-BASED COMPENSATION (Details 3)

v3.19.3
STOCK-BASED COMPENSATION (Details 3) - Performance Based Share Options [Member] - 2015 Stock Option Plan [Member] - USD ($)
9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Dividend yield 0.00%
Expected Volatility 58.90%
Weighted-average volatility
Expected dividends
Expected term (in years) 10 years  
Risk-free rate 2.07%