FAIR VALUE OF FINANCIAL INSTRUMENTS - Change in fair value of warrants (Details) - USD ($)	3 Months Ended	9 Months Ended
Jun. 30, 2023	Jun. 30, 2023
FAIR VALUE OF FINANCIAL INSTRUMENTS
Fair value at beginning of period	$ 4,526,300	$ 5,139,400
Change in fair value	278,400	(334,700)
Fair Value at ending of period	4,804,700	4,804,700
Common Warrants
FAIR VALUE OF FINANCIAL INSTRUMENTS
Fair value at beginning of period	1,429,000	1,477,000
Change in fair value	200,000	152,000
Fair Value at ending of period	1,629,000	1,629,000
Series A Warrants
FAIR VALUE OF FINANCIAL INSTRUMENTS
Fair value at beginning of period	2,768,000	2,883,000
Change in fair value	385,000	270,000
Fair Value at ending of period	3,153,000	3,153,000
Series B Warrants
FAIR VALUE OF FINANCIAL INSTRUMENTS
Fair value at beginning of period	329,300	779,400
Change in fair value	(306,600)	(756,700)
Fair Value at ending of period	$ 22,700	$ 22,700

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Amount of gain (loss) recognized in income from liability measured at fair value on recurring basis using unobservable input (level 3).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482106/820-10-50-2

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- Definition

Fair value of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)
-SubTopic 10
-Topic 820
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482106/820-10-50-2

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