FAIR VALUE OF FINANCIAL INSTRUMENTS - Change in fair value of warrants (Details) - USD ($)	3 Months Ended	6 Months Ended
Mar. 31, 2023	Mar. 31, 2023
Common Warrants
FAIR VALUE OF FINANCIAL INSTRUMENTS
Fair value at beginning of period	$ 2,187,000	$ 1,477,000
Change in fair value	(758,000)	(48,000)
Fair Value at ending of period	1,429,000	1,429,000
Series A Warrants
FAIR VALUE OF FINANCIAL INSTRUMENTS
Fair value at beginning of period	4,269,000	2,883,000
Change in fair value	(1,501,000)	(115,000)
Fair Value at ending of period	2,768,000	2,768,000
Series B Warrants
FAIR VALUE OF FINANCIAL INSTRUMENTS
Fair value at beginning of period	1,321,200	779,400
Change in fair value	(991,900)	(450,100)
Fair Value at ending of period	$ 329,300	$ 329,300

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.

No definition available.

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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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258

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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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258

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