Note 15 - Other Financial Statement Information - Schedule of Components of Inventory (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Raw materials	$ 302	$ 271
Work in process	5	9
Finished goods	31	0
Total gross inventory	338	280
Reserve for excess and obsolete inventory	(71)	(76)
Inventories, net	$ 267	$ 204

Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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-Topic 210
-SubTopic 10
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Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

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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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-Topic 852
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Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount of valuation reserve for inventory.

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Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.

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