Note 8 - Lease Obligations - Future Minimum Lease Payments (Details) - USD ($) $ in Thousands		Sep. 30, 2022	Dec. 31, 2021
2022, Operating	[1]	$ 4,881
2022, Finance		5,497
2023, Operating		15,685
2023, Finance		137
2024, Operating		9,263
2024, Finance		108
2025, Operating		5,951
2025, Finance		108
2026, Operating		4,356
2026, Finance		108
Thereafter, Operating		14,347
Thereafter, Finance		666
Total minimum lease payments, Operating		54,483
Total minimum lease payments, Finance		6,624
Less: amount representing interest, Operating		(11,010)
Less: amount representing interest, Finance		(499)
Present value of minimum lease payments, Operating		43,473
Present value of minimum lease payments, Finance		6,125
Less: current portion, Operating		(15,133)	$ (15,811)
Less: current portion, Finance		(5,233)	(6,848)
Lease obligations, long-term, Operating		28,340
Lease obligations, long-term, Finance		$ 892	$ 3,969

[1] Excludes the six months ended June 30, 2022.