Quarterly report pursuant to Section 13 or 15(d)

STOCKHOLDERS' EQUITY - Stock option activity (Details 1)

v3.19.2
STOCKHOLDERS' EQUITY - Stock option activity (Details 1) - USD ($)
$ / shares in Units, $ in Thousands
9 Months Ended 12 Months Ended
May 31, 2019
Aug. 31, 2018
Stock Options    
Balance Outstanding 9,368  
Granted 6,936  
Exercised (534)  
Balance Outstanding 12,662 9,368
Exercisable 2,945  
Weighted Average Exercise Price    
Balance Outstanding $ 3.85  
Granted 5.63  
Exercised 3.69  
Forfeited 4.08  
Balance Outstanding 4.78 $ 3.85
Exercisable $ 3.22  
Weighted Average Remaining Contractual Term Outstanding 9 years 2 months 12 days 9 years 1 month 6 days
Weighted Average Remaining Contractual Term Exercisable 8 years 6 months  
Aggregate Intrinsic Value    
Aggregate Intrinsic Value, Balance Outstanding $ 14,463  
Aggregate Intrinsic Value Granted 0  
Aggregate Intrinsic Value Exercised 0  
Aggregate Intrinsic Value Forfeited 0  
Aggregate Intrinsic Value, Balance Outstanding 4,131 $ 14,463
Aggregate Intrinsic Value Exercisable $ 3,427