Note 3 - Inventories and Other Deferred Costs - Summary of Inventories and Other Deferred Costs (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Raw materials	$ 19,006	$ 18,333
Work-in-process	3,138	2,869
Finished products	34,515	31,131
Other deferred costs	7,014	5,747
Total inventory and other deferred costs	$ 63,673	$ 58,080