Derivative Instruments (Details Textual) (USD $)	3 Months Ended	9 Months Ended		9 Months Ended			3 Months Ended	9 Months Ended	12 Months Ended	3 Months Ended	9 Months Ended	0 Months Ended	3 Months Ended	9 Months Ended	3 Months Ended	9 Months Ended	3 Months Ended	9 Months Ended		3 Months Ended	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2012	Dec. 31, 2011	Sep. 30, 2012 Exercise Price 1 [Member]	Sep. 30, 2012 Exercise Price 2 [Member]	Sep. 30, 2012 August 2007 Warrants [Member]	Sep. 30, 2012 August 2009 Warrants [Member]	Sep. 30, 2012 August 2009 Warrants [Member]	Dec. 31, 2010 August 2009 Warrants [Member] Warrant	Sep. 30, 2012 June 2010 MHR Warrants [Member]	Sep. 30, 2012 June 2010 MHR Warrants [Member]	Jan. 12, 2011 August 2010 Warrants [Member]	Sep. 30, 2012 August 2010 Warrants [Member]	Sep. 30, 2012 August 2010 Warrants [Member]	Sep. 30, 2012 August 2010 MHR Waiver Warrants [Member]	Sep. 30, 2012 August 2010 MHR Waiver Warrants [Member]	Sep. 30, 2012 July 2011 Warrants [Member]	Sep. 30, 2012 July 2011 Warrants [Member]	Jun. 30, 2012 July 2011 Warrants [Member]	Sep. 30, 2012 July 2011 MHR Waiver Warrants [Member]	Sep. 30, 2012 July 2011 MHR Waiver Warrants [Member]	Jun. 30, 2012 July 2011 MHR Waiver Warrants [Member]
Derivative [Line Items]
Fair value assumption stock price	$ 0.25	$ 0.25					$ 0.25	$ 0.25		$ 0.25	$ 0.25	$ 2.25	$ 0.25	$ 0.25	$ 0.25	$ 0.25	$ 0.25	$ 0.25		$ 0.25	$ 0.25
Number of warrants issued						400,000		6,400,000			865,000			5,200,000				6,020,000
Number of warrants sold to MHR						91,073		3,700,000						2,600,000		975,000		3,010,000			795,000
Warrants issued to other unrelated investors								2,700,000						2,600,000				3,010,000
Exercise price of the warrants issued						$ 3.948		$ 0.70			$ 2.90			$ 1.26				$ 1.09
Warrants expiry date						Aug. 21, 2012		Aug. 21, 2014			Aug. 21, 2014			Aug. 26, 2015				Jul. 06, 2016
Assumption exercise price				$ 0.25	$ 2.90									$ 1.26		$ 1.26		$ 1.09			$ 1.09
Expected volatility rate	244.68%							179.73%			179.73%	107.30%	167.70%		167.70%			157.04%			157.04%
Risk-free interest rate	0.09%							0.23%			0.23%	1.99%		0.31%		0.31%		0.31%			0.31%
Fair value of warrants increased							$ 250,000	$ 70,000		$ 50,000			$ 400,000	$ 140,000	$ 80,000	$ 30,000	$ 480,000	$ 200,000		$ 60,000	$ 30,000
Fair value of warrants decreased		100,000									230,000	28,000
Warrants exercised to purchase shares by unrelated investors									2,685,714,000,000
Warrants exercised with exercise price									$ 0.70
Remaining warrants to purchase shares									3,729,323
Number of warrants exercised by unrelated investors												200,000
Proceeds from warrants exercised												200,000
Estimated fair value of the warrants																			4,500,000			600,000
Issuance of common stock	10,000,000	10,000,000								10,000,000	10,000,000
Remaining Term of Expected Volatility		4 years 8 months 12 days						1 year 11 months			1 year 11 months			2 years 1 month 10 days		2 years 11 months		3 years 10 months			4 years 1 month
Derivative Instruments (Textual) [Abstract]
Fair value of embedded conversion feature decreased	$ 20,000	$ 5,900,000
Fair value assumption conversion price	$ 3.78	$ 3.78	$ 0.25