BASIS OF PRESENTATION AND SUMMARY OF ACCOUNTING POLICIES - Opening and closing balances of the Company's contract balances (Details) - USD ($)	12 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Oct. 01, 2022	Oct. 01, 2021
BASIS OF PRESENTATION AND SUMMARY OF ACCOUNTING POLICIES
Revenue recognized in contract liabilities	$ 345,480	$ 31,061
Contract liabilities
BASIS OF PRESENTATION AND SUMMARY OF ACCOUNTING POLICIES
Deferred revenue	270,435	563,557	$ 563,557	$ 281,000
Change in contract liabilities	$ 293,122	$ (282,557)