Note 6 - Leases - Amount Related to Operating Lease Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Operating cash flows from operating leases	$ 2,704	$ 2,256
Right of use assets obtained in exchange for new operating lease liabilities	$ 1,264	$ 12,158
Weighted-average remaining lease term of operating leases (in years) (Year)	12 years	12 years 4 months 24 days
Weighted-average discount rate of operating leases	7.80%	7.30%