Debt Obligations - Schedule of Principal Unamortized Debt Discount and Equity Components (Details) (Parenthetical)	Sep. 09, 2013	Sep. 04, 2012	Jul. 24, 2012	Apr. 30, 2012	Apr. 25, 2012	Mar. 02, 2012	Feb. 23, 2012	Jan. 31, 2011	Sep. 30, 2013 Principal Amount 8% Convertible Debenture Short Term [Member]	Dec. 31, 2012 Principal Amount 8% Convertible Debenture Short Term [Member]	Sep. 30, 2013 Principal Amount 14% Convertible Debenture [Member]	Dec. 31, 2012 Principal Amount 14% Convertible Debenture [Member]
Convertible debentures, interest rate	8.00%	8.00%	8.00%	14.00%	8.00%	8.00%	8.00%	8.00%	8.00%	8.00%	14.00%	14.00%