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SHAREHOLDERS EQUITY (Details - Options outstanding and exercisable) - Equity Option [Member] - $ / shares shares in Thousands | 6 Months Ended |
--- | --- | ---
Feb. 28, 2022 | Feb. 28, 2021 | Aug. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Awards outstanding | 1,288 |  | 1,184
Awards outstanding weighted average remaining contractual life | 6 years 5 months 19 days | 6 years 5 months 19 days |
Awards outstanding weighted average exercise price | $ 27.45 |  | $ 25.63
Awards exercisable | 751 |  |
Awards exercisable weighted average remaining contractual life | 4 years 11 months 4 days |  |
Awards exercisable weighted average exercise price | $ 16.81 |  |
$6.85 to $9.77 [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Exercise price low | 6.85 |  |
Exercise price high | $ 9.77 |  |
Awards outstanding | 304 |  |
Awards outstanding weighted average remaining contractual life | 3 years 3 months 14 days |  |
Awards outstanding weighted average exercise price | $ 8.37 |  |
Awards exercisable | 304 |  |
Awards exercisable weighted average remaining contractual life | 3 years 3 months 14 days |  |
Awards exercisable weighted average exercise price | $ 8.37 |  |
$9.78 to $18.76 [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Exercise price low | 9.78 |  |
Exercise price high | $ 18.76 |  |
Awards outstanding | 224 |  |
Awards outstanding weighted average remaining contractual life | 4 years 10 months 6 days |  |
Awards outstanding weighted average exercise price | $ 10.35 |  |
Awards exercisable | 223 |  |
Awards exercisable weighted average remaining contractual life | 4 years 10 months 2 days |  |
Awards exercisable weighted average exercise price | $ 10.33 |  |
$18.77 to $33.40 [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Exercise price low | 18.77 |  |
Exercise price high | $ 33.40 |  |
Awards outstanding | 268 |  |
Awards outstanding weighted average remaining contractual life | 6 years 10 months 28 days |  |
Awards outstanding weighted average exercise price | $ 25.12 |  |
Awards exercisable | 135 |  |
Awards exercisable weighted average remaining contractual life | 6 years 6 months 14 days |  |
Awards exercisable weighted average exercise price | $ 24.16 |  |
$33.41 to $47.63 [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Exercise price low | 33.41 |  |
Exercise price high | $ 47.63 |  |
Awards outstanding | 246 |  |
Awards outstanding weighted average remaining contractual life | 9 years 1 month 17 days |  |
Awards outstanding weighted average exercise price | $ 38.35 |  |
Awards exercisable | 31 |  |
Awards exercisable weighted average remaining contractual life | 7 years 6 months 10 days |  |
Awards exercisable weighted average exercise price | $ 35.56 |  |
$47.64 to $66.14 [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Exercise price low | 47.64 |  |
Exercise price high | $ 66.14 |  |
Awards outstanding | 246 |  |
Awards outstanding weighted average remaining contractual life | 8 years 8 months 23 days |  |
Awards outstanding weighted average exercise price | $ 58.23 |  |
Awards exercisable | 58 |  |
Awards exercisable weighted average remaining contractual life | 8 years 7 months 20 days |  |
Awards exercisable weighted average exercise price | $ 58.88 |  |

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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 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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