Consolidated Statements of Operations - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Net revenues:
Revenue	$ 6,310	$ 10,785
Costs and expenses:
Cost of sales	6,216	9,884
Selling, general and administrative expenses	4,964	6,516
Total cost of sales and SG&A	11,180	16,400
Operating loss	(4,870)	(5,615)
Other income:
Interest income, net	570	887
(Loss) before income taxes	(4,300)	(4,728)
Provision for income tax expense	0	3
Net (loss)	$ (4,300)	$ (4,731)
Basic (loss) per share (in dollars per share)	$ (0.2)	$ (0.22)
Diluted (loss) per share (in dollars per share)	$ (0.2)	$ (0.22)
Weighted average shares outstanding
Basic (in shares)	21,042,652	21,042,652
Diluted (in shares)	21,042,652	21,042,652
Product [Member]
Net revenues:
Revenue	$ 5,924	$ 10,449
License [Member]
Net revenues:
Revenue	$ 386	$ 336