Note 14 - Income Taxes - Reconciliation of the Federal Statutory Tax Rate to the Recorded Tax Provision (Benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Computed federal income taxes at the statutory rate (benefit)	$ (58,189)	$ (12,674)
State taxes	(3,764)	292
Permanent tax differences	1,662	2,140
Foreign tax rates and tax credits differing from USA	73	0
Federal true-ups and carryovers	1,106	0
Expired NOL's	0	541
Change in valuation allowance	59,958	(807)
Total income tax expense (benefit)	$ 846	$ (10,508)
Effective tax rate	(0.31%)	17.41%