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SHAREHOLDERS' EQUITY (Tables) | 9 Months Ended
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May 31, 2021
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 nine months ended May 31, 2021: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ |  | ​ | ​ |  | ​ |  | Approximate
​ |  | ​ |  | ​ | ​ |  | Weighted Average |  | Aggregate
​ | ​ | Number | ​ | Weighted Average | ​ | Remaining | ​ | Intrinsic Value
​ |  | of Options |  | Exercise Price |  | Contractual Term |  | (in thousands)
Outstanding at August 31, 2020 |  | 661,500 | ​ | $ | 7.23 |  | 6.17 | ​ | $ | 1,831
Granted |  | 115,000 | ​ | $ | 9.00 |  |  | ​ |  |
Exercised |  | (18,000) | ​ | $ | 3.41 |  |  | ​ |  |
Net settlement exercised |  | (37,500) | ​ | $ | 3.99 |  |  | ​ |  |
Outstanding at May 31, 2021 |  | 721,000 | ​ | $ | 7.77 |  | 6.30 | ​ | $ | 4,592
​ |  |  | ​ |  |  |  |  | ​ |  |
Options exercisable at May 31, 2021 |  | 502,667 | ​ | $ | 6.92 |  | 5.22 | ​ | $ | 3,627
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 of and for the nine months ended May 31, 2021: ​
​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ |  | Weighted Average
​ |  | Number |  | Grant Date
​ |  | of Options |  | Fair Value
Non-vested options outstanding at August 31, 2020 |  | 179,999 | ​ | $ | 4.31
Granted |  | 115,000 | ​ | $ | 3.78
Vested |  | (76,666) | ​ | $ | 4.27
Forfeited (a) |  | — | ​ | $ | —
Non-vested options outstanding at May 31, 2021 |  | 218,333 | ​ | $ | 4.04
(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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