Note 17 - Income Taxes - Schedule of Components of Provision for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Current tax provision (benefit):
Federal	$ 0	$ 0
Foreign	(13)	(542)
Total current tax provision (benefit)	(13)	(542)
Deferred tax provision (benefit):
Federal	0	0
Foreign	(709)	(165)
Total deferred tax provision (benefit)	(709)	(165)
Total provision (benefit) for income taxes	$ (722)	$ (707)