CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Net revenues:
Net revenues	$ 1,294	$ 1,613
Costs and expenses:
Cost of sales	1,018	1,350
Selling, general and administrative expenses	1,477	1,482
Total costs and expenses	2,495	2,832
Operating loss	(1,201)	(1,219)
Other income:
Interest income, net	82	237
Loss before income taxes	(1,119)	(982)
Provision for income tax expense	6	5
Net loss	$ (1,125)	$ (987)
Basic loss per share	$ (0.05)	$ (0.05)
Diluted loss per share	$ (0.05)	$ (0.05)
Weighted average shares outstanding
Basic	21,043	21,043
Diluted	21,043	21,043
Net Product Sales
Net revenues:
Net revenues	$ 1,234	$ 1,558
Licensing Revenue
Net revenues:
Net revenues	$ 60	$ 55