Consolidated Statements of Operations (Unaudited) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Revenue:
Product sales	$ 3,559,579	$ 3,047,091	$ 8,724,884	$ 10,052,458
Development revenue	1,744,735	1,299,328	4,954,285	2,681,202
Licensing revenue	926,955	69,231	2,783,434	207,238
Royalties	339,312	1,092,174	1,636,958	2,932,692
Total revenue	6,570,581	5,507,824	18,099,561	15,873,590
Cost of revenue:
Cost of product sales	2,158,266	1,909,060	5,021,896	6,519,468
Cost of development revenue	349,100	1,095,542	792,295	1,992,959
Total cost of revenue	2,507,366	3,004,602	5,814,191	8,512,427
Gross profit	4,063,215	2,503,222	12,285,370	7,361,163
Operating expenses:
Research and development	4,426,730	4,318,011	12,903,304	11,786,224
Sales and marketing	4,242,775	2,576,247	14,766,906	4,615,736
General and administrative	2,567,314	1,978,144	9,688,261	5,862,342
Total operating expenses	11,236,819	8,872,402	37,358,471	22,264,302
Operating loss	(7,173,604)	(6,369,180)	(25,073,101)	(14,903,139)
Other income (expense)	(12,837)	9,223	(5,670)	31,478
Net loss	$ (7,186,441)	$ (6,359,957)	$ (25,078,771)	$ (14,871,661)
Basic and diluted net loss per common share	$ (0.05)	$ (0.05)	$ (0.19)	$ (0.12)
Basic and diluted weighted average common shares outstanding	130,771,380	127,162,064	130,163,929	126,581,018