Note 12 - Revenue and Geographic Information - Total Revenue by Geographic Location (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Revenue	$ 28,219	$ 30,724	$ 54,387	$ 59,746
Revenue	$ 28,219	$ 30,724	$ 54,387	$ 59,746
Percentage of Revenue	100.00%	100.00%	100.00%	100.00%
United States	100.00%	100.00%	100.00%	100.00%
UNITED STATES
Revenue	$ 17,924	$ 20,090	$ 34,287	$ 40,462
Revenue	$ 17,924	$ 20,090	$ 34,287	$ 40,462
Percentage of Revenue	63.00%	65.00%	63.00%	68.00%
United States	63.00%	65.00%	63.00%	68.00%
Europe [Member]
Revenue	$ 4,752	$ 5,713	$ 10,550	$ 10,278
Revenue	$ 4,752	$ 5,713	$ 10,550	$ 10,278
Percentage of Revenue	17.00%	19.00%	19.00%	17.00%
United States	17.00%	19.00%	19.00%	17.00%
Other Location [Member]
Revenue	$ 5,543	$ 4,921	$ 9,550	$ 9,006
Revenue	$ 5,543	$ 4,921	$ 9,550	$ 9,006
Percentage of Revenue	20.00%	16.00%	18.00%	15.00%
United States	20.00%	16.00%	18.00%	15.00%