Note 16 - Income Taxes - Summary of Reconciliation of Uncertain Tax Positions (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Beginning balance	$ 1,046	$ 918
Addition for current year tax positions	94	98
Addition for prior year tax positions	0	30
Reduction for prior year positions	(77)	0
Reduction for prior year positions resolved during the current year	0	0
Ending balance	$ 1,063	$ 1,046