Quarterly report pursuant to Section 13 or 15(d)

Cover
- Document And Entity Information
Financial Statements
Notes to Financial Statements
Accounting Policies
- Significant Accounting Policies (Policies)
Notes Tables
Notes Details

Note 6 - Stock-based Compensation (Details Textual)

v3.22.4

Note 6 - Stock-based Compensation (Details Textual) - USD ($)		12 Months Ended
	Jun. 18, 2013	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2022	Oct. 01, 2021
Common Stock, Shares Authorized		4,000,000		4,000,000
Research and Development Expense [Member]
Share-Based Payment Arrangement, Expense		$ 14,000	$ 53,000
General and Administrative Expense [Member]
Share-Based Payment Arrangement, Expense		88,000	89,000
Employees Directors And Consultants [Member]
Share-Based Payment Arrangement, Expense		102,000	142,000
Non Employee Restricted Shares [Member]
Share-Based Payment Arrangement, Expense		2,000	$ 10,000
The 2013 Plan [Member]
Common Stock, Shares Authorized			170,571		185,571
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Additional Shares Authorized	15,000
Increase In Aggregate Number Of Shares					15,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares)				50,667
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total		$ 295,000
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition		3 years 7 days
The 2013 Plan [Member] \| Restricted Stock [Member] \| Board Of Directors And Management [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Granted (in shares)		20,875
The 2013 Plan [Member] \| Restricted Stock [Member] \| Consultants [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Other (in shares)		3,625

- Definition

The amount of increase, in aggregate, of the number of shares.

+ References

No definition available.

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- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)(i)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- Definition

The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

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- Definition

Net number of non-option equity instruments granted to participants.

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- Definition

Other increase (decrease) in number of shares reserved for issuance under non-option equity instrument agreements that is not separately disclosed.

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- Definition

Number of additional shares authorized for issuance under share-based payment arrangement.

+ References

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- Definition

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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