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SEGMENT AND GEOGRAPHIC AREA INFORMATION - Net revenues by geographic location of customers (Details) - USD ($)
12 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Net revenues by geographic location of customers    
Total $ 3,431,420 $ 13,367,443
Americas    
Net revenues by geographic location of customers    
Total 2,269,826 12,222,650
Europe    
Net revenues by geographic location of customers    
Total 172,368 258,355
Asia and other    
Net revenues by geographic location of customers    
Total $ 989,226 $ 886,438