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Note 7 - Derivative Liabilities - Fair Value of Derivative Liability (Details)

v3.22.1

Note 7 - Derivative Liabilities - Fair Value of Derivative Liability (Details) - USD ($)	3 Months Ended	12 Months Ended
	Mar. 31, 2022	Sep. 30, 2021
Issuances	$ 0
Series F Warrant Derivative [Member] \| Fair Value, Inputs, Level 3 [Member] \| Derivative Financial Instruments, Liabilities [Member]
Balance	1,000,000	$ 1,000,000
Issuances		0
Adjustments to estimated fair value	(1,000,000)	0
Balance	0	1,000,000
Series G Warrant Derivative [Member] \| Fair Value, Inputs, Level 3 [Member] \| Derivative Financial Instruments, Liabilities [Member]
Balance	748,275	748,275
Issuances		0
Adjustments to estimated fair value	0	0
Balance	748,275	748,275
Series H Warrant Derivative [Member] \| Fair Value, Inputs, Level 3 [Member] \| Derivative Financial Instruments, Liabilities [Member]
Balance	459,200	568,144
Issuances		0
Adjustments to estimated fair value	0	(108,944)
Balance	$ 459,200	$ 459,200

- Definition

Amount of gain (loss) recognized in income from derivative asset (liability) after deduction of derivative liability (asset), 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

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19279-110258

+ Details

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- Definition

Amount of issuances of financial instrument classified as a derivative asset (liability) after deduction of derivative liability (asset), 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)(2)
-URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19279-110258

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- Definition

Fair value of financial instrument classified as derivative asset (liability) after deduction of derivative liability (asset), 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 (a)
-URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19279-110258

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