Note 2 - Segment and Geographic Information - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Revenue	$ 36,454	$ 29,690	$ 86,459	$ 73,548
Product [Member]
Revenue	27,776	19,022	62,842	50,780
Service [Member]
Revenue	8,678	10,668	23,617	22,768
UNITED STATES
Revenue	13,612	11,791	22,984	21,802
UNITED STATES \| Product [Member]
Revenue	11,930	8,550	18,797	16,317
UNITED STATES \| Service [Member]
Revenue	1,682	3,241	4,187	5,485
CANADA
Revenue	17,969	12,058	55,687	43,727
CANADA \| Product [Member]
Revenue	13,021	8,263	39,864	30,938
CANADA \| Service [Member]
Revenue	4,948	3,795	15,823	12,789
Other Countries [Member]
Revenue	4,873	5,841	7,788	8,019
Other Countries [Member] \| Product [Member]
Revenue	2,825	2,209	4,181	3,525
Other Countries [Member] \| Service [Member]
Revenue	$ 2,048	$ 3,632	$ 3,607	$ 4,494

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