Note 13 - Geographic Information - Schedule of Geographic Information (Details) - USD ($) $ in Thousands	12 Months Ended
Mar. 31, 2025	Mar. 31, 2024
Revenue	$ 10,785	$ 9,070
Long-lived assets	736	461
UNITED STATES
Revenue	10,458	8,425
Long-lived assets	272	331
Non-US [Member]
Revenue	327	645
Long-lived assets	$ 464	$ 130

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