Note 11 - Fair Value Measurements - Schedule of Assets and Liabilities on A Recurring Basis (Details) - Fair Value, Recurring [Member] - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Fair Value, Inputs, Level 1 [Member]
Money Market Account	$ 481	$ 3,874
Fair Value, Inputs, Level 3 [Member]
Warrant liabilities (Note 9)	1,902	17
Convertible note payable - Streeterville (Note 7)	3,050	9,161
Convertible note payable - Anson (Note 7)	$ 2,985	$ 0