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Note 5 - Inventory - Summary of Inventory (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022	Mar. 31, 2022
Raw materials and supplies	$ 1,080		$ 1,273
Finished goods	3,205		2,663
Less: Reserve for excess and obsolete inventory	(488)	$ (499)	(499)
Total inventory, net	$ 3,797	$ 3,437	$ 3,437

X

- Definition

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

+ References

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-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
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X

- Definition

Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

+ References

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-Topic 852
-SubTopic 10
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X

- Definition

Gross amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed.

+ References

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X

- Definition

Amount of valuation reserve for inventory.

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