14. REVENUE AND VENDOR CONCENTRATIONS - Digital currency mining segment major suppliers (Details) - Customer Concentration Risk [Member] - Accounts receivable |
9 Months Ended | |
|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Supplier A [Member] | ||
| Product Information [Line Items] | ||
| Concentration Risk Threshold Percentage | 72.00% | 97.00% |
| Supplier B [Member] | ||
| Product Information [Line Items] | ||
| Concentration Risk Threshold Percentage | 20.00% | |