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Note 13 - Net Loss Per Share Attributable to Common Stockholders - Anti-dilutive Stocks (Details) - shares	12 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Share-Based Payment Arrangement, Option [Member]
Antidilutive Securities (in shares)	2,107,895	1,831,515
Warrant [Member]
Antidilutive Securities (in shares)	804,533	1,743,891
Series C Convertible Preferred Stock [Member]
Antidilutive Securities (in shares)	38,889	38,889

X

- Definition

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 260
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482662/260-10-50-1

+ Details

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- Details

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