Note 4 - Inventory - Summary of Inventories (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Raw materials	$ 16,445	$ 2,855
Work in progress	4,597	2,006
Finished goods	8,654	6,741
Total	$ 29,696	$ 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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