Condensed Consolidated Statements of Operations (Unaudited) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Revenues:
Product sales, net	$ 3,467	$ 1,510
Research and development income	159	308
Licensing, royalty and other revenue	57	14
Total revenues	3,683	1,832
Costs and Expenses:
Cost of sales	2,575	1,366
Selling, general and administrative expenses	679	659
Product development and research expenses	658	471
Total costs and expenses	3,912	2,496
Operating loss	(229)	(664)
Interest income (expense) and other, net	(28)	(71)
Net Loss	$ (257)	$ (735)
Basic and diluted loss per share (in Dollars per share)	$ (0.01)	$ (0.02)
Weighted average shares of common stock outstanding:
Basic and diluted (in Shares)	42,933,146	39,500,559