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v3.25.1

Note 1 - Summary of Significant Accounting Policies (Details Textual) - USD ($) | 6 Months Ended
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Mar. 31, 2025 | Mar. 31, 2024
Increase (Decrease) in Accounts Payable and Accrued Liabilities | $ 1,855,000 | $ (2,256,000)
Revision of Prior Period, Error Correction, Adjustment [Member] |  |
Increase (Decrease) in Accounts Payable and Accrued Liabilities |  | 497,000
Proceeds from (Repayments of) Debt |  | $ 497,000

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- Definition The increase (decrease) during the reporting period in the amounts payable to vendors for goods and services received and the amount of obligations and expenses incurred but not paid. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (a) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-28 + Details
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Period Type: | duration

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- Definition The net cash inflow or outflow in aggregate debt due to repayments and proceeds from additional borrowings. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |