Note 3 - Inventories - Summary of Inventories (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Raw materials	$ 17,252	$ 2,855
Work in progress	5,015	2,006
Finished goods	6,078	6,741
Total	$ 28,345	$ 11,602

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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