Quarterly report pursuant to Section 13 or 15(d)

STOCKHOLDERS' EQUITY (Detail Textuals 2)

v3.19.2
STOCKHOLDERS' EQUITY (Detail Textuals 2) - USD ($)
$ / shares in Units, $ in Thousands
9 Months Ended 12 Months Ended
May 31, 2019
May 31, 2018
Aug. 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Weighted average remaining contractual term 9 years 2 months 12 days   9 years 1 month 6 days
Number of shares issued 6,936    
Aggregate Intrinsic Value Exercised $ 0    
2016 Stock Incentive Plan (the Plan)      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares issued 18,000    
Share-based payment award vesting period 3 years    
Weighted average remaining contractual term 10 years    
Number of shares issued 6,936 4,096  
Weighted-average grant-date fair value of options granted $ 2.59 $ 2.22  
Aggregate Intrinsic Value Exercised $ 2,773 $ 4,503  
Unrecognized compensation cost related to non-vested share $ 23,741    
Weighted-average period, cost expected to be recognized 1 year 3 months 18 days