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Note 5 - Trade Accounts and Financing Receivables - Schedule of Notes Receivable (Details) - USD ($) $ in Thousands | Jun. 30, 2025 | Sep. 30, 2024
--- | --- | ---
Financing receivables | $ 25,143 | $ 12,996
Discount to fair value and unearned income | (933) | (900)
Total financing receivables, net | 24,210 | 12,096
Less current portion | (18,640) | (7,231)
Non-current financing receivables | 5,570 | 4,865
Promissory Notes [Member] |  |
Financing receivables | 13,087 | 12,996
Sales Type Lease [Member] |  |
Financing receivables | $ 12,056 | $ 0

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