Note 13 - Income Taxes - Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Income tax benefit at statutory rates	$ (15,839)	$ (41,300)
Permanent differences	0	0
Debt extinguishment	0	(481)
Warrant liabilities	(482)	4,455
Stock compensation	1,949	4,410
Change in FV contingent consideration	0	0
Other permanent differences	3	3
Foreign rate differential	(95)	14
State income taxes, net of federal tax benefit	(2,052)	(5,644)
Other	(431)	(389)
Prior year true-up adjustments	2,827	(352)
Valuation allowance	13,253	38,908
Total income tax (benefit)	$ (867)	$ (376)