Statements of Operations (Unaudited) (USD $)	3 Months Ended
	Mar. 30, 2013	Mar. 31, 2012
Revenues:
Product sales	$ 4,913,347	$ 3,342,653
Research and development under cooperative agreement	117,731	212,123
Total revenues	5,031,078	3,554,776
Cost of product sales	4,018,754	3,405,575
Cost of research and development under cooperative agreement	97,887	183,041
Gross Margin	914,437	(33,840)
Selling, general, and administrative expense	899,915	808,723
Income (loss) from operations	14,522	(842,563)
Interest expense, net	(10,192)	(5,772)
Income (loss) before taxes	4,330	(848,335)
Income tax provision (benefit)	1,720	(314,000)
Net income (loss)	$ 2,610	$ (534,335)
Net income (loss) per basic common share	$ 0.00	$ (0.04)
Weighted average number of basic common shares outstanding	12,871,759	12,865,659
Net income (loss) per diluted common share	$ 0.00	$ (0.04)
Weighted average number of diluted common shares outstanding	13,112,626	12,865,659