v3.26.1
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%