Condensed Consolidated Statements of Operations (Unaudited) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Product sales, net	$ 3,950	$ 1,464	$ 11,124	$ 4,835
Research and development income	10	496	278	1,368
Licensing, royalty and other income	35	26	97	52
Total revenues	3,995	1,986	11,499	6,255
Cost of sales	2,684	1,222	7,932	4,271
Selling, general and administrative expenses	692	980	2,078	2,254
Product development and research expenses	661	620	2,123	1,735
Total costs and expenses	4,037	2,822	12,133	8,260
Operating loss	(42)	(836)	(634)	(2,005)
Interest expense and other, net	(53)	(586)	(121)	(740)
Net loss	$ (95)	$ (1,422)	$ (755)	$ (2,745)
Basic and diluted loss per share (in Dollars per share)	$ 0.00	$ (0.04)	$ (0.02)	$ (0.07)
Common Stock Equivalents Outstanding
Basic and diluted (in Shares)	43,395,980	39,508,217	43,179,898	39,510,540