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13. MAJOR CUSTOMERS AND VENDORS - Digital currency mining segment major suppliers (Details) - Customer Concentration Risk [Member] - Accounts receivable | 9 Months Ended
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Jun. 30, 2023 | Jun. 30, 2022
Sunnyside Digital Inc. |  |
Concentration Risk Percentage | 7.77% | 0.00%
Cyptech Solutions |  |
Concentration Risk Percentage | 37.74% | 87.68%
Bitmain Technologies Ltd. |  |
Concentration Risk Percentage | 54.49% | 12.32%

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