Consolidated Statements of Cash Flows (Parenthetical) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Supplemental disclosures of non-cash transactions:
Patent costs accrued from Auxilium	$ 179,901
Patent amortization expenses	64,190	50,685	36,041
Net patent amortization expense due to a reduction of reimbursable patents fees under our agreement with Auxilium			$ 18,339