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Note 5 - Inventories - Inventories (Details) - USD ($)
$ in Thousands
Sep. 30, 2022
Dec. 31, 2021
Raw materials [1] $ 5,100 $ 3,894
Finished goods 1,863 1,958
Total inventories $ 6,963 $ 5,852
[1] $1.5 million and $1.0 million of raw materials are included within other non-current assets on the condensed consolidated balance sheets at June 30, 2022 and December 31, 2021, respectively.