Earnings Per Share (Narrative) (Details) |
3 Months Ended | 9 Months Ended |
|---|---|---|
|
May 31, 2017
security
shares
|
May 31, 2017
security
|
|
| Earnings Per Share [Abstract] | ||
| Dilutive securities are included in the calculation of diluted earnings per share | security | 0 | 0 |
| Dilutive shares not included in the computation of diluted EPS | shares | 163,000 |