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7. SHAREHOLDERS EQUITY (Details - Options outstanding and exercisable) - Stock Options [Member] - $ / shares | 9 Months Ended |
--- | --- | ---
May 31, 2020 | Aug. 31, 2019
Awards outstanding | 1,231,491 | 1,163,259
Awards outstanding weighted average remaining contractual life | 6 years 10 months 25 days |
Awards outstanding weighted average exercise price | $ 15.95 | $ 12.63
Awards exercisable | 625,966 |
Awards exercisable weighted average remaining contractual life | 5 years 9 months 11 days |
Awards exercisable weighted average exercise price | $ 10.05 |
$6.75 to $8.00 [Member] |  |
Exercise price low | 6.75 |
Exercise price high | $ 8.00 |
Awards outstanding | 180,970 |
Awards outstanding weighted average remaining contractual life | 4 years 3 months 8 days |
Awards outstanding weighted average exercise price | $ 6.85 |
Awards exercisable | 180,970 |
Awards exercisable weighted average remaining contractual life | 4 years 3 months 8 days |
Awards exercisable weighted average exercise price | $ 6.85 |
$8.01 to $16.00 [Member] |  |
Exercise price low | 8.01 |
Exercise price high | $ 16.00 |
Awards outstanding | 588,401 |
Awards outstanding weighted average remaining contractual life | 6 years 3 months 15 days |
Awards outstanding weighted average exercise price | $ 9.97 |
Awards exercisable | 387,846 |
Awards exercisable weighted average remaining contractual life | 6 years 2 months 16 days |
Awards exercisable weighted average exercise price | $ 9.93 |
$16.01 to $24.00 [Member] |  |
Exercise price low | 16.01 |
Exercise price high | $ 24.00 |
Awards outstanding | 236,870 |
Awards outstanding weighted average remaining contractual life | 8 years 11 days |
Awards outstanding weighted average exercise price | $ 20.69 |
Awards exercisable | 57,150 |
Awards exercisable weighted average remaining contractual life | 7 years 7 months 6 days |
Awards exercisable weighted average exercise price | $ 21.06 |
$24.01 to $38.81 [Member] |  |
Exercise price low | 24.01 |
Exercise price high | $ 38.81 |
Awards outstanding | 225,250 |
Awards outstanding weighted average remaining contractual life | 9 years 5 months 5 days |
Awards outstanding weighted average exercise price | $ 33.92 |
Awards exercisable | 0 |
Awards exercisable weighted average exercise price | $ 0.00 |

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- Definition The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. + 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)(1)(iii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan. + 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)(1)(iii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Number of options outstanding, including both vested and non-vested options. + 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 -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 (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. + 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)(1)(i) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range. + 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 (g) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + 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 -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + 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 (e)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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