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Note 7 - Long-term Debt (Tables) | 12 Months Ended
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Sep. 30, 2017
Notes Tables |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] |
Fiscal year |  | In thousands |
2018 |  | $ | 65 |
2019 |  |  | 65 |
2020 |  |  | 41 |
2021 |  |  | - |
2022 |  |  | - |

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