Subsequent Events (Details) (USD $)	12 Months Ended		2 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Feb. 28, 2013 Aspire Capital Purchase Agreement [Member] Issuance of Equity [Member]
Subsequent Event [Line Items]
Common Stock, Shares, Issued	163,753,653	109,329,587	2,900,000
Proceeds from issuance of common stock	$ 16,428,827	$ 21,152,682	$ 1,800,000