Note 7 - Schedule of Restricted Stock Units Activity (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Options Outstanding, Aggregate Intrinsic Value	$ 1	$ 0
Non-vested, Weighted Average Contractual Life (Years)	2 years 29 days
The 2021 Plan [Member] | Restricted Stock Units (RSUs) [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Number of Restricted Stock Units, Non-vested	362,924	0
Number of Restricted Stock Units, Granted	445,742
Number of Restricted Stock Units, Vested	61,120
Number of Restricted Stock Units, Forfeited	21,698
Granted, Weighted Average Grant Date Fair Value	$ 1.35
Vested, Weighted Average Grant Date Fair Value	2.33
Forfeited, Weighted Average Grant Date Fair Value	1.88
Non-vested, Weighted Average Grant Date Fair Value	$ 1.15
Options Outstanding, Aggregate Intrinsic Value		$ 0
Non-vested, Weighted Average Contractual Life (Years)	2 years 2 months 1 day