Note 2 - Inventories - Inventories (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Jun. 30, 2021	Jun. 30, 2020
Raw materials	$ 10,236		$ 7,941
Work-in-process	1,344		2,942
Finished goods	1,042		812
Total	$ 12,622	$ 11,695	$ 11,695

Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of merchandise or goods held by the company that are readily available for sale.

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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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