Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity and Stock-Based Compensation (Details 2)

v3.19.2
Stockholders' Equity and Stock-Based Compensation (Details 2)
6 Months Ended
Jun. 30, 2019
$ / shares
Stockholders Equity And Stockbased Compensation Details 2Abstract  
Expected volatility 90.00%
Risk free interest rate 2.84%
Dividend yield rate 0.00%
Weighted average remaining expected life 9 years 9 months 18 days
Closing price per share - common stock $ 0.88