PRESENTATION OF INTERIM INFORMATION, Income (Loss) per Common Share (Details) - shares |
9 Months Ended | |
|---|---|---|
May 31, 2019 |
May 31, 2018 |
|
| Income (Loss) per Common Share [Abstract] | ||
| Incremental common shares attributable to dilutive effect of share-based payment arrangements (in shares) | 206,934 | 154,209 |
| Anti-dilutive securities excluded from calculation of income per common share (in shares) | 50,000 | 32,500 |