Stockholders' Equity (Schedule of Warrants) (Details) (USD $)	9 Months Ended
	Sep. 30, 2014	Dec. 31, 2013
Class of Warrant or Right [Line Items]
Warrants	29,630,860	37,247,889
Warrant liabilities	$ 2,248,169	$ 1,973,534
Weighted Average [Member]
Class of Warrant or Right [Line Items]
Exercise/ Conversion price(s) (range)	$ 1.25
Warrants - Fundraising [Member]
Class of Warrant or Right [Line Items]
Warrants	29,612,201	37,229,230
Warrants - Fundraising [Member] | Minimum [Member]
Class of Warrant or Right [Line Items]
Exercise/ Conversion price(s) (range)	$ 0.853
Expiring	Jan. 01, 2013
Warrants - Fundraising [Member] | Maximum [Member]
Class of Warrant or Right [Line Items]
Exercise/ Conversion price(s) (range)	$ 2.00
Expiring	Dec. 31, 2018
Warrants - Other [Member]
Class of Warrant or Right [Line Items]
Exercise/ Conversion price(s) (range)	$ 2.21
Expiring	Dec. 31, 2016
Warrants	18,659	18,659