Note 14 - Lease Obligations - Lease Costs (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Operating lease cost	$ 1,013	$ 3,002
Short-term lease cost	513	216
Variable costs	175	56
Total lease cost	$ 1,701	$ 3,274