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Note 7 - Long-term Debt - Future Maturities of Long-term Debt (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Sep. 30, 2022
2023 (remaining) $ 423  
2024 206  
2025 206  
2026 78  
2027 78  
Thereafter 77  
Total long-term debt $ 1,068 $ 1,100