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SHAREHOLDERS' EQUITY (Details - Shares Outstanding) - shares shares in Thousands | 12 Months Ended
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Aug. 31, 2023 | Aug. 31, 2022 | Aug. 31, 2021
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Common stock outstanding, beginning of year (in shares) | 20,260 | 20,142 | 19,923
Common stock repurchased during the period (in shares) | (492) | 0 | 0
Common stock issued during the period (in shares) | 170 | 119 | 218
Common stock outstanding, end of year (in shares) | 19,938 | 20,260 | 20,142

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