Note 9 - Leases - Lease Costs (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Operating lease cost	$ 509	$ 403	$ 960	$ 803
Short-term lease cost	$ 4	$ 4	$ 7	$ 7
Weighted average remaining lease term (in years) (Year)	6 years 1 month 6 days		6 years 1 month 6 days
Weighted average discount rate	6.60%		6.60%
Minimum [Member]
Range of remaining lease terms (in years) (Year)			3 months 18 days
Maximum [Member]
Range of remaining lease terms (in years) (Year)			7 years 8 months 12 days