CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Net revenues:
Net revenues	$ 8,982	$ 15,022
Costs and expenses:
Cost of sales	8,760	13,921
Other operating costs and expenses	27	60
Selling, general and administrative expenses	3,843	4,923
Total costs and expenses	12,630	18,904
Operating (loss)	(3,648)	(3,882)
Other income:
Interest income, net	859	492
(Loss) before income taxes	(2,789)	(3,390)
(Benefit) provision for income tax expense	(352)	3,461
Net (loss)	$ (2,437)	$ (6,851)
Basic (loss) per share	$ (0.11)	$ (0.27)
Diluted (loss) per share	$ (0.11)	$ (0.27)
Weighted average shares outstanding
Basic	21,931	25,282
Diluted	21,931	25,282
Net Product Sales
Net revenues:
Net revenues	$ 8,577	$ 14,363
Licensing Revenue
Net revenues:
Net revenues	$ 405	$ 659