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Note 5 - Trade Accounts and Financing Receivables - Schedule of Notes Receivable (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Sep. 30, 2024
Financing receivables	$ 28,084	$ 12,996
Discount to fair value and unearned income	(1,106)	(900)
Total financing receivables, net	26,978	12,096
Less current portion	(22,251)	(7,231)
Non-current financing receivables	4,727	4,865
Promissory Notes [Member]
Financing receivables	13,147	12,996
Sales Type Lease [Member]
Financing receivables	$ 14,937	$ 0

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