Note 6 - Leases - Schedule of Supplemental Lease Information (Details) |
Jun. 30, 2026 |
Sep. 30, 2025 |
|---|---|---|
| Weighted average remaining lease term (Year) | 1 year 1 month 6 days | 1 year 9 months 18 days |
| Weighted average discount rate | 6.15% | 6.15% |
| X | ||||||||||
- Definition Weighted average discount rate for operating lease calculated at point in time. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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