Note 14 - Leases - Balance Sheet Information (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Operating lease assets	$ 3,844	$ 5,578
Current operating lease liabilities	1,561	3,298
Long-term operating lease liabilities	2,255	2,245
Total operating lease liabilities	3,816	5,543
Finance lease assets	17,532	1,898
Current finance lease liabilities	17,537	550
Long-term finance lease liabilities	0	1,351
Total finance lease liabilities	$ 17,537	$ 1,901