Note 14 - Fair Value Measurements - Schedule of Assets and Liabilities on A Recurring Basis (Details) - Fair Value, Recurring [Member] - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Fair Value, Inputs, Level 1 [Member]
Money Market Account	$ 403	$ 487
Fair Value, Inputs, Level 3 [Member]
Warrant liabilities (Note 12)	15,860	5,639
Fair Value, Inputs, Level 3 [Member] | Convertible Notes Except Anson Note [Member]
Convertible note payable and accrued interest, current (Note 10)	9,909	1,246
Fair Value, Inputs, Level 3 [Member] | Anson Convertible Notes [Member]
Convertible note payable and accrued interest, current (Note 10)	$ 0	$ 5,011