Note 6 - Inventories - Schedule of Inventories (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Sep. 30, 2022
Finished goods	$ 18,176	$ 14,653
Work in process	9,446	6,230
Raw materials	27,300	25,609
Obsolescence reserve (net realizable value adjustment)	(13,008)	(13,971)
Inventory, Current and Noncurrent	41,914	32,521
Less current portion	19,603	19,995
Inventory, Noncurrent	$ 22,311	$ 12,526

Amount of current and noncurrent inventory.

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Inventories not expected to be converted to cash, sold or exchanged within the normal operating cycle.

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Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount of valuation reserve for inventory.

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Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.

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