Note 8 - Leases - Schedule of Lease Costs (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Operating lease cost	$ 158	$ 136
Variable lease cost	34	33
Total lease cost	$ 192	$ 169
Weighted average remaining lease term (in years) (Year)	3 years 4 months 28 days
Weighted average discount rate	5.50%