Note 7 - Capital Shares - Restricted Stock Units (Details) - Restricted Stock Units (RSUs) [Member] - $ / shares	12 Months Ended
Sep. 30, 2025	Sep. 30, 2024
Balance, number of RSU (in shares)	63,204	33,045
Balance, weighted average grant date fair value (in dollars per share)	$ 5.1	$ 5.6
Granted, number of RSU (in shares)	1,227,807	30,159
Granted, weighted average grant date fair value (in dollars per share)	$ 2.01	$ 4.56
Exercised, number of RSU (in shares)	(31,591)
Exercised, weighted average grant date fair value (in dollars per share)	$ 2.27
Forfeited, number of RSU (in shares)	(7,230)
Forfeited, weighted average grant date fair value (in dollars per share)	$ 1.99
Cancelled, number of RSU (in shares)	(8,537)
Cancelled, weighted average grant date fair value (in dollars per share)	$ 1.99
Balance, number of RSU (in shares)	1,243,653	63,204
Balance, weighted average grant date fair value (in dollars per share)	$ 2.16	$ 5.1

The number of cancelled during the period on other than stock (or unit) option plans.

No definition available.

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- Definition

The weighted average fair value at grant date for nonvested equity-based awards cancelled during the period on other than stock (or unit) option plans.

+ References

No definition available.

+ Details

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- Definition

Weighted average price at which holders acquired shares when converting their equity instruments into shares.

+ References

No definition available.

+ Details

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- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

+ References

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- Definition

Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

+ References

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- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

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- Definition

The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

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- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(i)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(ii)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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- Definition

Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

+ References

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- Definition

Number of non-option equity instruments exercised by participants.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iv)(02)
-SubTopic 10
-Topic 718
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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