Note 8 - Leases - Schedule of Lease Costs (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Operating lease cost	$ 543	$ 542
Variable lease cost	133	132
Total lease cost	$ 676	$ 674
Weighted average remaining lease term (in years) (Year)	2 years 4 months 9 days
Weighted average discount rate	5.50%