Note 4 - Property and Equipment (Details Textual) - USD ($)	12 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Depreciation	$ 83,000	$ 78,000
Computer Equipment [Member]
Property, Plant, and Equipment, before Accumulated Depreciation, Disposition	10,000	10,000
Gain (Loss) on Disposition of Property Plant Equipment	$ 0	$ 0