Note 10 - Leases - Leases Information (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2022	Dec. 31, 2021
Amortization of finance lease assets		$ 1,172	$ 984
Interest on finance lease liabilities		467	395
Total finance lease costs		1,639	1,379
Operating lease cost		2,839	2,965
Short-term lease cost		707	654
Variable lease cost	[1]	898	870
Sublease income		(191)	(187)
Total operating lease costs		4,253	4,302
Total lease cost		5,892	5,681
Operating cash outflow from operating leases		3,496	3,581
operating lease liabilities		$ 187	$ 907
Weighted-average remaining lease term-finance leases at end of period (in years) (Year)		3 years 3 months 18 days	1 year 10 months 24 days
Weighted-average remaining lease term-operating leases at end of period (in years) (Year)		8 years 1 month 6 days	8 years 10 months 24 days
Weighted-average discount rate-finance leases at end of period		6.00%	6.30%
Weighted-average discount rate-operating leases at end of period		8.70%	8.60%

[1] Variable lease costs consist primarily of taxes, insurance, utilities, and common area or other maintenance costs for the Company’s leased facilities and equipment.