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Note 9 - Inventory - Summary of Net Inventory (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Mar. 31, 2021
Raw materials	$ 11,396	$ 8,255
Work-in-process	7,533	3,297
Finished goods	1,815	777
Deferred program costs	830	977
Net inventory	$ 21,574	$ 13,306

X

- Definition

Amount after valuation and LIFO reserves, and progress payments, of inventory associated with long-term contracts, expected to be sold, or consumed within one year or operating cycle, if longer.

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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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Carrying amount, net of reserves and adjustments, as of the balance sheet date of merchandise or goods which are partially completed. This inventory is generally comprised of raw materials, labor and factory overhead costs, which require further materials, labor and overhead to be converted into finished goods, and which generally require the use of estimates to determine percentage complete and pricing.

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