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CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (unaudited) (USD $)
 3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Revenues:        
Net sales $ 13,514,743 $ 4,884,256 $ 25,071,235 $ 8,590,064
Cost of sales 2,198,482 1,114,926 4,103,502 2,073,781
Gross margin 11,316,261 3,769,330 20,967,733 6,516,283
Operating expenses:        
Research and development expenses 924,468 503,086 2,171,222 910,158
Selling, general and administrative expenses 10,868,372 3,049,783 19,237,384 5,687,052
Amortization of intangible assets 267,638 333,977 530,234 667,954
Operating income (loss) (744,217) (117,516) (971,107) (748,881)
Other income (expense), net        
Amortization of debt discount 0 (472,749) (1,328,439) (783,226)
Interest expense, net (13,172) (153,804) (27,976) (305,614)
Income (loss) before income tax provision (757,389) (744,069) (2,327,522) (1,837,721)
Income tax provision 0 0 (50,275) 0
Net Income (loss) $ (757,389) $ (744,069) $ (2,377,797) $ (1,837,721)
Net income (loss) per common share - basic and diluted (in dollars per share) $ (0.01) $ (0.01) $ (0.03) $ (0.02)
Weighted average shares outstanding - basic and diluted (in shares) 95,988,100 79,952,542 94,599,406 77,416,073