Preferred Stock - Additional Information (Details) (USD $) | 1 Months Ended | 9 Months Ended | |
Jul. 31, 2014 | Sep. 30, 2014 | Dec. 31, 2013 |
Class Of Stock [Line Items] | ' | ' | ' |
Preferred units issued as consideration, price per share | $0.03 | ' | ' |
Conversion of preferred stock to common stock | ' | $1,480,000 | ' |
Common stock, shares authorized | ' | 1,800,000,000 | 375,000,000 |
Class A Warrant | ' | ' | ' |
Class Of Stock [Line Items] | ' | ' | ' |
Warrants granted as part of offering costs | ' | 466,436 | ' |
Class B Warrant | ' | ' | ' |
Class Of Stock [Line Items] | ' | ' | ' |
Warrants granted as part of offering costs | ' | 251,216 | ' |
Series D Preferred Stock Warrant | ' | ' | ' |
Class Of Stock [Line Items] | ' | ' | ' |
Warrants granted as part of offering costs | ' | 7,200,000 | ' |
Series A Warrant | ' | ' | ' |
Class Of Stock [Line Items] | ' | ' | ' |
Preferred units issued as consideration, warrants price per share | ' | $4.92 | ' |
Series B Warrant | ' | ' | ' |
Class Of Stock [Line Items] | ' | ' | ' |
Preferred units issued as consideration, warrants price per share | ' | $0.20 | ' |
Convertible Notes Payable | ' | ' | ' |
Class Of Stock [Line Items] | ' | ' | ' |
Conversion of notes payable to preferred stock | 400,000 | ' | ' |
Conversion of notes payable to preferred stock, accrued interest | 13,129 | ' | ' |
Notes qualified for equity financing | ' | 5,000,000 | ' |
Number of preferred units issued as consideration | 4,000,000 | ' | ' |
Preferred units issued as consideration, series D preferred shares | 4,000,000 | ' | ' |
Value of preferred units issued as consideration | 100,000 | ' | ' |
Convertible Notes Payable | Class A Warrant | ' | ' | ' |
Class Of Stock [Line Items] | ' | ' | ' |
Warrants issued to purchase comment stock | 82,625 | ' | ' |
Preferred units issued as consideration, warrants price per share | $4.92 | ' | ' |
Preferred units issued as consideration, warrants | 20,000 | ' | ' |
Convertible Notes Payable | Class B Warrant | ' | ' | ' |
Class Of Stock [Line Items] | ' | ' | ' |
Warrants issued to purchase comment stock | 82,625 | ' | ' |
Preferred units issued as consideration, warrants price per share | $0.20 | ' | ' |
Preferred units issued as consideration, warrants | 20,000 | ' | ' |
Series C Convertible Preferred Stock | ' | ' | ' |
Class Of Stock [Line Items] | ' | ' | ' |
Preferred stock, shares issued | ' | 14,888,211 | ' |
Proceeds from issuance of convertible preferred stock value | ' | 366,250 | ' |
Preferred shares issued, price per share | ' | $0.02 | ' |
Conversion of preferred stock to common stock, conversion ratio | ' | 200 | ' |
Series C Convertible Preferred Stock | Convertible Preferred Stock | ' | ' | ' |
Class Of Stock [Line Items] | ' | ' | ' |
Preferred stock, shares authorized | ' | 165,877,435 | 210,000,000 |
Series D Convertible Preferred Stock | ' | ' | ' |
Class Of Stock [Line Items] | ' | ' | ' |
Preferred stock, shares issued | ' | 285,566,560 | ' |
Proceeds from issuance of convertible preferred stock value | ' | 6,203,636 | ' |
Conversion of preferred stock to common stock, conversion ratio | 200 | 200 | ' |
Gross proceeds from issuance of convertible preferred stock value | ' | 7,139,164 | ' |
Preferred units issued, conversion price | $0.03 | ' | ' |
Series D Convertible Preferred Stock | Convertible Preferred Stock | ' | ' | ' |
Class Of Stock [Line Items] | ' | ' | ' |
Preferred stock, shares authorized | ' | 325,000,000 | 0 |
Series D Convertible Preferred Stock | Class A Warrant | ' | ' | ' |
Class Of Stock [Line Items] | ' | ' | ' |
Warrants issued to purchase comment stock | ' | 1,427,832 | ' |
Series D Convertible Preferred Stock | Class B Warrant | ' | ' | ' |
Class Of Stock [Line Items] | ' | ' | ' |
Warrants issued to purchase comment stock | ' | 1,427,832 | ' |
Series D Convertible Preferred Stock | Convertible Notes Payable | ' | ' | ' |
Class Of Stock [Line Items] | ' | ' | ' |
Preferred units issued up on conversion of notes payable | 16,525,121 | ' | ' |
Series A Convertible Preferred Stock | ' | ' | ' |
Class Of Stock [Line Items] | ' | ' | ' |
Conversion of preferred stock to common stock | ' | $1,480,000 | ' |
Conversion of stock, shares converted | ' | 9,250,000 | ' |
Conversion of preferred stock to common stock | ' | 46,250 | ' |
Preferred stock, stated value per share | ' | $0.16 | ' |
Series A Convertible Preferred Stock | Convertible Preferred Stock | ' | ' | ' |
Class Of Stock [Line Items] | ' | ' | ' |
Preferred stock, shares authorized | ' | 119,987,898 | 125,000,000 |