Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2026	Jun. 30, 2025
Net revenues:
Revenue	$ 1,054	$ 1,675
Costs and expenses:
Cost of sales	534	1,664
Selling, general and administrative expenses	1,206	1,320
Total cost of sales and SG&A	1,740	2,984
Operating loss	(686)	(1,309)
Other income:
Interest income, net	120	169
(Loss) before income taxes	(566)	(1,140)
Provision for income tax expense	0	0
Net (loss)	$ (566)	$ (1,140)
Basic (loss) per share (in dollars per share)	$ (0.03)	$ (0.05)
Diluted (loss) per share (in dollars per share)	$ (0.03)	$ (0.05)
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	$ 929	$ 1,589
License [Member]
Net revenues:
Revenue	$ 125	$ 86