Note 13 - Other Financial Statement Information - Schedule of Components of Inventory (Details) - USD ($) $ in Thousands	Sep. 30, 2026	Dec. 31, 2025
Raw materials	$ 1,049	$ 374
Work in process	23	8
Finished goods	38	0
Total gross inventory	1,110	382
Reserve for excess and obsolete inventory	(118)	(85)
Inventories, net	$ 992	$ 297