Subsequent Events (Details) (USD $)	9 Months Ended						0 Months Ended	1 Months Ended		0 Months Ended		1 Months Ended				0 Months Ended				1 Months Ended	0 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Jun. 30, 2012	Dec. 31, 2011	Nov. 19, 2010	Oct. 31, 2009	Nov. 13, 2012 Sale [Member]	Aug. 31, 2012 Warrant holder A [Member]	Dec. 31, 2009 Warrant holder A [Member]	Oct. 10, 2012 Warrant holder A [Member] Warranty Exercises [Member]	Sep. 30, 2012 Underwriting Offering [Member]	Jul. 31, 2012 Underwriting Offering [Member]	Apr. 30, 2012 Underwriting Offering [Member]	Mar. 31, 2012 Underwriting Offering [Member]	Oct. 31, 2012 Underwriting Offering [Member] Warranty Exercises [Member]	Nov. 19, 2010 Series E Seven Percent Senior Convertible Preferred Stock [Member]	Oct. 25, 2012 Series E Seven Percent Senior Convertible Preferred Stock [Member] Redemption of Preferred Stock [Member]	Nov. 07, 2012 Restricted Stock Private Placement [Member] Issuance of Equity [Member]	Aug. 23, 2012 Aspire Capital Purchase Agreement [Member]	Nov. 12, 2012 Aspire Capital Purchase Agreement [Member] Issuance of Equity [Member]	Nov. 13, 2012 Suzhou Erye Pharmaceuticals Company Ltd. [Member] Sale [Member]	Nov. 13, 2012 Chief Executive Officer [Member] New Contract [Member]
Subsequent Event [Line Items]
Warrants Exercised															690,311
Class of Warrant or Right, Exercise Price of Warrants or Rights								0.51	2.50	1.45	0.51	0.51		0.51	0.51
Proceeds from Warrant Exercises	$ 5,925,931	$ 0									$ 700,000	$ 1,600,000			$ 352,000
Warrant Inducement Per Share											$ 0.03				$ 0.03
Class of Warrant or Right, Number of Securities Called by Warrants or Rights								2,100,000		225,000
Proceeds from Issuance of Warrants								1,100,000		326,250
Inducement Fee Calculation, Per Share Market Price										$ 0.72
Stock Redeemed or Called During Period, Shares																	2,351,558
Preferred Stock, Dividend Rate, Percentage																7.00%	7.00%
Preferred stock, par value	$ 0.01			$ 0.01	$ 0.01												$ 0.01
Stock Redeemed or Called During Period, Value																	3,400,000
Stock Redeemed or Called During Period, Value from Escrow																	2,500,000
Committment to Purchase Reporting Entity Common Stock, Value																			20,000,000
Common Stock, Shares, Issued	155,141,086			109,329,587																2,300,000
Stock Issued During Period, Shares, New Issues													2,000,000	15,000,000				833,333
Sale of Stock, Price Per Share					$ 0.945													$ 0.60
Stock Issued During Period, Value, New Issues	12,160,227																	500,000		1,500,000
Equity Method Investment, Ownership Percentage			51.00%			51.00%															51.00%
Divestiture, Purchase Price, Cash Portion																					12,280,000
Divestiture, Return of Common Stock, Shares																					1,040,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period							1,170,000														1,170,000
Warrants Cancelled																					640,000
Extension of Employment Agreement (in years)																						2 years
Annual Base Salary																						$ 495,000
Cash Bonus, Target Percent of Annual Base Salary For Progress Toward Stated Objectives																						50.00%
Cash Bonus, Percent of Annual Base Salary For Extraordinary Performance																						100.00%
Duration of COBRA Premiums Following Termination of Employment (in years)																						1 year
Stock Options Vesting Period Following Termination of Employment (in months)																						12 months
Stock Options Exercisable Period Following Termination of Employment (in years)																						10 years
Duration Of COBRA Premiums Following Termination Of Employment With Cause (in years)																						1 year