Note 6 - Leases - Lease Cost (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Operating lease cost	$ 2,309	$ 2,291
Cash paid for amounts included in the measurement of lease liabilities	$ 1,721	1,649
Operating leases (Year)	8 years 10 months 24 days
Finance lease interest cost	$ 63	79
Finance leases (Year)	2 years 7 months 6 days
Property Acquired under Operating Lease	$ 44	1,188
Finance lease amortization expense	$ 730	502
Operating leases	7.70%
Finance leases	5.20%
Total lease cost	$ 3,102	$ 2,872