Note 3 - Inventory and Other Deferred Costs - Summary of Inventories and Other Deferred Costs (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Raw materials	$ 19,109	$ 18,333
Work-in-process	2,157	2,869
Finished products	34,676	31,131
Other deferred costs	8,985	5,747
Total inventory and other deferred costs	$ 64,927	$ 58,080