Note 17 - Segment and Geographic Information - Schedule of Revenue by Geographic Area (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2023	Mar. 31, 2022
Total revenue	$ 20,531	$ 26,406
UNITED STATES
Total revenue	10,741	13,129
Non-US [Member]
Total revenue	$ 9,790	$ 13,277

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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+ Details