Note 13 - Leases - Supplemental Balance Sheet Information (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Operating lease right-of-use assets	$ 51,157	$ 63,012
Operating lease liabilities - Current	22,710	24,393
Operating lease liabilities - Non-current	32,642	44,263
Total operating lease liabilities	55,352	68,656
Finance lease liabilities - Non-current	0	$ 0
Total finance lease liabilities	$ 174
Operating leases (Year)	3 years 3 months 3 days	3 years 6 months 29 days
Finance leases (Year)	0 years	0 years
Operating leases	7.00%	6.80%
Finance leases	0.00%	0.00%
Property, Plant and Equipment, Net [Member]
Property and equipment, at cost	$ 4,118	$ 4,128
Accumulated depreciation	(3,870)	(3,641)
Property and equipment, at net	248	487
Current Maturities of Long-term Debt [Member]
Finance lease liabilities - Current	174	434
Total finance lease liabilities	$ 174	$ 434