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EMPLOYEE STOCK PLANS (Tables) | 3 Months Ended
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Nov. 30, 2022
EMPLOYEE STOCK PLANS. |
Stock Option Activity | The following table summarizes the combined stock option activity for the 2004 Incentive Plan and 2014 Equity Plan for the three months ended November 30, 2022:
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Number of Options |  | Weighted Average Exercise Price |  | Weighted Average Remaining Contractual Term |  | Approximate Aggregate Intrinsic Value (in thousands)
Outstanding at August 31, 2022 | ​ | 712,500 | ​ | $ | 8.75 | ​ | 5.7 | ​ | ​ | 1,489
Granted |  | — | ​ | $ | — |  |  | ​ |  |
Exercised |  | — | ​ | $ | — |  |  | ​ |  |
Forfeited / Expired | ​ | — | ​ | $ | — | ​ | ​ | ​ | ​ | ​
Outstanding at November 30, 2022 |  | 712,500 | ​ | $ | 8.75 |  | 5.5 | ​ | $ | 1,640
​ |  |  | ​ |  |  |  |  | ​ |  |
Options exercisable at November 30, 2022 |  | 581,500 | ​ | $ | 8.17 |  | 4.9 | ​ | $ | 1,542
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Non-Vested Options | The following table summarizes the combined activity and value of non-vested options under the 2004 Equity Plan and 2014 Incentive Plan as for the three months ended November 30, 2022:
​ | ​ | ​ | ​ | ​ | ​
​ |  | Number of Options |  | Weighted Average Grant Date Fair Value
Non-vested options outstanding at August 31, 2022 | ​ | 232,998 | ​ | $ | 4.47
Granted |  | — | ​ | $ | —
Vested |  | (101,998) | ​ | $ | 4.40
Forfeited |  | — | ​ | $ | —
Non-vested options outstanding at November 30, 2022 |  | 131,000 | ​ | $ | 4.54

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