Note 14 - Leases - Lease Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Operating lease cost	$ 3,002	$ 3,391
Amortization of right-of-use assets	532	498
Interest on lease obligations	95	9
Variable lease cost	560	719
Total lease cost	4,189	4,617
Operating cash flows from operating leases	3,778	10,477
Operating cash flows from finance leases	95	9
Financing cash flows from finance leases	531	552	$ 154
Lease assets obtained in exchange for new operating lease liabilities	898	5,293
Lease assets obtained in exchange for new financing lease liabilities	$ 16,167	$ 0