Note 13 - Revenue and Geographic Information - Total Revenue by Geographic Location (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Revenue	$ 119,907	$ 120,792	$ 113,827
Percent of revenue	100.00%	100.00%	100.00%
UNITED STATES
Revenue	$ 82,446	$ 86,911	$ 83,746
Percent of revenue	69.00%	72.00%	74.00%
Europe [Member]
Revenue	$ 19,403	$ 17,313	$ 17,227
Percent of revenue	16.00%	14.00%	15.00%
Other Location [Member]
Revenue	$ 18,058	$ 16,568	$ 12,854
Percent of revenue	15.00%	14.00%	11.00%

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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+ Details