Note 3 - Fair Value of Financial Instruments - Contingent Consideration (Details) - USD ($) $ in Thousands |
9 Months Ended | 12 Months Ended |
|---|---|---|
Jun. 30, 2026 |
Sep. 30, 2025 |
|
| Less current portion | $ (1,788) | $ 0 |
| Non-current balance | 962 | 2,540 |
| Geovox [Member] | ||
| Balance | 2,540 | 0 |
| Acquisition of Geovox | 2,540 | |
| Balance | 2,750 | $ 2,540 |
| Fair value adjustments | 210 | |
| Less current portion | (1,788) | |
| Non-current balance | $ 962 |
| X | ||||||||||
- Definition The amount of contingent consideration, classified as a liability, acquired during the period in the business combination. No definition available.
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| X | ||||||||||
- Definition Fair value adjustments of amount of consideration transferred in business combination. Includes, but is not limited to, cash, liability incurred by acquirer, and equity interest issued by acquirer. No definition available.
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| X | ||||||||||
- Definition Amount of liability recognized arising from contingent consideration in a business combination. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Amount of liability recognized arising from contingent consideration in a business combination, expected to be settled within one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of liability recognized arising from contingent consideration in a business combination, expected to be settled beyond one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Details
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