Note 5 - Balance Sheet Components - Inventories (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Raw materials	$ 43,017	$ 20,573
Work in process	38,674	40,030
Finished goods	54,693	38,678
Total	$ 136,384	$ 99,281

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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