Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2014	Dec. 31, 2013
Net Revenues:
Net product sales	$ 19,596	$ 18,443	$ 57,300	$ 59,182
Licensing revenue	3,302	2,414	5,788	4,665
Net revenues	22,898	20,857	63,088	63,847
Costs and expenses:
Cost of sales	17,247	15,986	51,441	52,605
Other operating costs and expenses	116	361	560	683
Selling, general and administrative expenses	1,841	3,216	6,572	7,729
Impairment of trademark		219		219
Total costs and expenses	19,204	19,782	58,573	61,236
Operating income	3,694	1,075	4,515	2,611
Other income (loss):
Loss on settlement of litigation		(4,000)		(4,000)
Interest income, net	42	98	151	441
Income (loss) before income taxes	3,736	(2,827)	4,666	(948)
Provision (benefit) for income taxes	882	(1,446)	1,114	(1,324)
Net income (loss)	$ 2,854	$ (1,381)	$ 3,552	$ 376
Net income (loss) per share:
Basic	$ 0.11	$ (0.05)	$ 0.13	$ 0.01
Diluted	$ 0.11	$ (0.05)	$ 0.13	$ 0.01
Weighted average shares outstanding:
Basic	27,130	27,130	27,130	27,130
Diluted	27,130	27,130	27,130	27,130