SEGMENT AND GEOGRAPHIC AREA INFORMATION - Net revenues by geographic location of customers (Details) - USD ($)	12 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Net revenues by geographic location of customers
Total	$ 13,367,443	$ 18,168,677
Americas
Net revenues by geographic location of customers
Total	12,222,650	17,544,444
Europe
Net revenues by geographic location of customers
Total	258,355	448,847
Asia and other
Net revenues by geographic location of customers
Total	$ 886,438	$ 175,386