Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity - Summary of Warrants Outstanding (Details)

v3.21.4
Stockholders' Equity - Summary of Warrants Outstanding (Details)
3 Months Ended
Nov. 30, 2021
$ / shares
shares
Number of shares  
Number of shares outstanding, beginning balance (in shares) | shares 9,592,085
Issued (in shares) | shares 7,899,687
Number of shares outstanding, ending balance (in shares) | shares 17,491,772
Number of shares exercisable (in shares) | shares 17,115,596
Weighted average remaining life (years)  
Weighted remaining life (years), beginning 4 years 8 months 12 days
Issued 4 years 8 months 12 days
Weighted remaining life (years), ending 4 years 8 months 12 days
Weighted remaining life (years) exercisable 4 years 8 months 12 days
Weighted average exercise price  
Weighted average exercise prices, beginning (in dollars per share) | $ / shares $ 3.87
Issued (in dollars per share) | $ / shares 1.60
Weighted average exercise prices, ending (in dollars per share) | $ / shares 2.83
Weighted average exercise price exercisable (in dollars per share) | $ / shares $ 2.85