Note 13 - Segment Information - Schedule of Segment Reporting Information, by Segment (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2026	Mar. 31, 2025
Net revenue		$ 18	$ 63
Cost of Sales		8	13
Other vendor and payroll expenses		2,723	2,703
Depreciation and amortization		54	98
Stock-based compensation expense		442	591
Other segment items(1)	[1],[2]	226	78
Loss from continuing operations, net of income taxes		$ (3,435)	$ (3,419)

[1] Other segment items primarily include income taxes, interest expense, other income, and the change in fair value of warrant liabilities.

[2] Other segment items primarily include incomes taxes, interest expense, other (income) expense, and the change in fair value of warrant liabilities.