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SHAREHOLDERS' EQUITY (Tables) | 6 Months Ended
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Feb. 28, 2022
SHAREHOLDERS' EQUITY [Abstract] |
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 February 28, 2022:
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Number of Options |  | Weighted Average Exercise Price |  | Weighted Average Remaining Contractual Term |  | Approximate Aggregate Intrinsic Value (in thousands)
Outstanding at August 31, 2021 |  | 714,500 | ​ | $ | 7.80 |  | 6.1 | ​ | $ | 5,107
Granted |  | 105,000 | ​ | $ | 13.37 |  |  | ​ |  |
Exercised |  | (58,167) | ​ | $ | 7.67 |  |  | ​ |  |
Forfeited / Expired | ​ | (3,333) | ​ | $ | 10.45 | ​ | ​ | ​ | ​ | ​
Outstanding at February 28, 2022 |  | 758,000 | ​ | $ | 8.58 |  | 5.1 | ​ | $ | 2,639
​ |  |  | ​ |  |  |  |  | ​ |  |
Options exercisable at February 28, 2022 |  | 525,002 | ​ | $ | 7.41 |  | 4.9 | ​ | $ | 2,330
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
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 February 28, 2022:
​ | ​ | ​ | ​ | ​ | ​
​ |  | Number of Options |  | Weighted Average Grant Date Fair Value
Non-vested options outstanding at August 31, 2021 |  | 218,333 | ​ | $ | 4.04
Granted |  | 105,000 | ​ | $ | 5.16
Vested |  | (87,002) | ​ | $ | 4.21
Forfeited |  | (3,333) | ​ | $ | 4.21
Non-vested options outstanding at February 28, 2022 |  | 232,998 | ​ | $ | 4.47
(a) | All non-vested options are expected to vest.

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- Definition Tabular disclosure of the changes in outstanding nonvested shares. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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