CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Net revenues:
Net revenues	$ 2,263	$ 3,001
Costs and expenses:
Cost of sales	2,211	2,771
Other operating costs and expenses	12	7
Selling, general and administrative expenses	1,017	1,282
Total costs and expenses	3,240	4,060
Operating (loss)	(977)	(1,059)
Other income:
Interest income, net	175	104
(Loss) before income taxes	(802)	(955)
Provision (benefit) for income tax expense	48	(65)
Net (loss)	$ (850)	$ (890)
Basic (loss) per share	$ (0.04)	$ (0.03)
Diluted (loss) per share	$ (0.04)	$ (0.03)
Weighted average shares outstanding
Basic	22,625	27,061
Diluted	22,625	27,061
Net Product Sales
Net revenues:
Net revenues	$ 2,145	$ 2,777
Licensing Revenue
Net revenues:
Net revenues	$ 118	$ 224