Quarterly report pursuant to Section 13 or 15(d)

STOCKHOLDERS' EQUITY - Additional Information 3 (Details)

v3.20.1
STOCKHOLDERS' EQUITY - Additional Information 3 (Details) - USD ($)
$ / shares in Units, $ in Thousands
6 Months Ended 12 Months Ended
Feb. 29, 2020
Feb. 28, 2019
Aug. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Unrecognized compensation cost related to non-vested share $ 19,565    
Weighted-average period, cost expected to be recognized 2 years    
Weighted average remaining contractual term 8 years 7 months 6 days   9 years
Value of common shares issued on exercise of option   $ 42  
Stock option      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock compensation expense $ 5,845 $ 3,452  
Weighted-average grant-date fair value of options granted $ 1.48 $ 3.07  
2016 Stock Incentive Plan (the Plan)      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares issued 18,000    
Weighted average remaining contractual term 10 years