Note 11 - Lease - Lease Obligations (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Amortization of right-of-use assets	$ 689	$ 2,314	$ 3,620
Interest on lease liabilities	510	377	637
Operating lease cost	18,296	20,538	19,583
Short-term lease cost	7,514	13,625	4,419
Variable lease cost	1,024	232	89
Total lease cost	28,033	37,086	28,348
Operating cash flows from finance leases	510	377	637
Operating cash flows from operating leases	13,965	17,114	17,188
Financing cash flows from finance leases	5,619	5,516	5,626
Right-of-use assets obtained in exchange for new finance lease liabilities	5,938	458	0
Right-of-use assets obtained in exchange for new operating lease liabilities	$ 3,992	$ 48,515	$ 15,795
Weighted-average remaining lease term—finance leases (Year)	3 years 9 months 18 days	5 years 8 months 12 days	1 year
Weighted-average remaining lease term—operating leases (Year)	4 years 7 months 6 days	4 years 7 months 6 days	4 years 10 months 24 days
Weighted-average discount rate—finance leases	13.20%	5.10%	4.70%
Weighted-average discount rate—operating leases	10.10%	9.10%	6.40%