Note 14 - Segment Information - Schedule of Assets by Segment (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Mar. 31, 2025
Total Assets	$ 81,068	$ 77,672
Operating Segments [Member]
Total Assets	62,944	53,994
Segment Reporting, Reconciling Item, Corporate Nonsegment [Member]
Total Assets	$ 18,124	$ 23,678