Note 14 - Leases - Schedule of Lease Balances, Weighted Average Lease Terms and Discount Rates (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Right of Use Asset - Operating Leases (Note 14)	$ 53,436	$ 72,632
Operating Lease Liabilities	35,655	55,413
Total Operating Lease Liabilities	$ 55,896	$ 74,892
Weighted average remaining lease term (in years) (Year)	4 years 7 months 24 days	5 years 7 days
Weighted average discount rate	6.84%	6.79%
Other Accrued Liabilities [Member]
Operating Lease Liabilities	$ 20,241	$ 19,479