Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Details 6)

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Stockholders' Equity (Details 6)
3 Months Ended
Sep. 30, 2018
$ / shares
shares
Number of Options  
Unvested at June 30, 2018 | shares 1,381,599
Vested | shares (132,999)
Unvested at September 30, 2018 | shares 1,248,600
Weighted average exercise price  
Unvested at June 30, 2018 $ 1.44
Vested 1.85
Unvested at September 30, 2018 1.40
Weighted average grant date fair value  
Unvested at June 30, 2018 0.76
Vested 1.01
Unvested at September 30, 2018 $ 0.74