Summary of Significant Accounting Policies (Details 6)
6 Months Ended 12 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Dec. 31, 2012
Dec. 31, 2011
Total common stock equivalents 330,759 89,194 1,936 602,267
Employee Stock Option [Member]
       
Total common stock equivalents 670 1,903 1,847 1,903
Warrant [Member]
       
Total common stock equivalents 330,089 84,820 89 72,584
Convertible Preferred Stock Series C [Member]
       
Total common stock equivalents     0 23
Convertible Debt [Member]
       
Total common stock equivalents 0 2,471 0 527,757