Note 17 - Employee Benefit Plans (Details Textual) - USD ($) |
1 Months Ended | 12 Months Ended | ||||
|---|---|---|---|---|---|---|
Jan. 01, 2025 |
Jan. 01, 2019 |
Jan. 01, 2018 |
Mar. 31, 2014 |
Sep. 30, 2024 |
Sep. 30, 2023 |
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| The 401(k) Plan [Member] | ||||||
| Defined Contribution Plan, Employer Matching Contribution, Percent of Match | 100.00% | |||||
| Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay | 6.00% | |||||
| Defined Contribution Plan, Cost | $ 42,000 | $ 600,000 | ||||
| The 401(k) Plan [Member] | Forecast [Member] | ||||||
| Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay | 4.00% | |||||
| Pension Plan [Member] | Foreign Plan [Member] | ||||||
| Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay | 4.00% | 3.00% | ||||
| Defined Contribution Plan, Cost | $ 29,000 | $ 29,000 | ||||
| X | ||||||||||
- Definition Amount of cost for defined contribution plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan. No definition available.
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| X | ||||||||||
- Definition Percentage employer matches of the employee's percentage contribution matched. No definition available.
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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