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Note 5 - Inventory - Summary of Inventory (Details) - USD ($)
$ in Thousands
Dec. 31, 2024
Dec. 31, 2023
Raw materials and supplies $ 127 $ 943
Finished goods 792 2,168
Less: Reserve for excess and obsolete inventory (106) (264)
Inventory from held-for-sale assets, net of reserve (48) (63)
Inventory from discontinued operations, net of reserve 0 (2,313)
Total inventory, net $ 765 $ 501