Derivative Liabilities (Details 2) - USD ($)	6 Months Ended	12 Months Ended
Jun. 30, 2014	Jun. 30, 2015	Dec. 31, 2013
Derivative [Line Items]
Balance Beginning	$ 20,103,425	$ 25,586,933	$ 5,090,988
Initial valuation of derivative liabilities upon issuance of new warrants during the period	4,333,163		2,134,762
Increase (decrease) in fair value of derivative liabilities	7,954,970	$ 3,710,277	12,877,675
Fair value of derivatives upon reclass to additional paid-in-capital	(6,804,625)	(15,295,841)
Balance Ending	$ 25,586,933	14,001,369	$ 20,103,425
Placement Agent [Member]
Derivative [Line Items]
Balance Beginning		$ 5,651,181
Initial valuation of derivative liabilities upon issuance of new warrants during the period	$ 996,138
Increase (decrease) in fair value of derivative liabilities	$ 4,655,043	$ (420,512)
Fair value of derivatives upon reclass to additional paid-in-capital
Balance Ending	$ 5,651,181	$ 5,230,669
Convertible preferred derivative liability issued in connection with Series A preferred stock offering [Member]
Derivative [Line Items]
Balance Beginning	$ 11,762,115		$ 2,492,166
Initial valuation of derivative liabilities upon issuance of new warrants during the period			1,647,910
Increase (decrease) in fair value of derivative liabilities	$ (7,214,804)		7,622,039
Fair value of derivatives upon reclass to additional paid-in-capital	$ (4,547,311)
Balance Ending			11,762,115
Convertible preferred derivative liability issued to Wonpung for services [Member]
Derivative [Line Items]
Balance Beginning	$ 2,030,589		880,214
Initial valuation of derivative liabilities upon issuance of new warrants during the period
Increase (decrease) in fair value of derivative liabilities	$ (1,370,262)		1,150,375
Fair value of derivatives upon reclass to additional paid-in-capital	$ (660,327)
Balance Ending			2,030,589
Convertible preferred derivative liability issued to lenders in connection with exchange of debt for Series A preferred stock [Member]
Derivative [Line Items]
Balance Beginning	$ 2,219,854		958,861
Initial valuation of derivative liabilities upon issuance of new warrants during the period
Increase (decrease) in fair value of derivative liabilities	$ (1,262,858)		1,260,993
Fair value of derivatives upon reclass to additional paid-in-capital	$ (956,996)
Balance Ending			2,219,854
Warrants issued in connection with Series A preferred stock offering [Member]
Derivative [Line Items]
Balance Beginning	$ 2,424,167		47,500
Initial valuation of derivative liabilities upon issuance of new warrants during the period			113,153
Increase (decrease) in fair value of derivative liabilities	$ (1,945,669)		1,836,014
Fair value of derivatives upon reclass to additional paid-in-capital	$ (478,498)
Balance Ending			2,424,167
Warrants issued as offering costs to placement agent [Member]
Derivative [Line Items]
Balance Beginning	$ 1,217,083		242,500
Initial valuation of derivative liabilities upon issuance of new warrants during the period			248,655
Increase (decrease) in fair value of derivative liabilities	$ (1,109,421)		725,928
Fair value of derivatives upon reclass to additional paid-in-capital	$ (107,662)
Balance Ending			1,217,083
Warrants issued to lenders in connection with subordinated promissory notes offering [Member]
Derivative [Line Items]
Balance Beginning	$ 313,258		29,158
Initial valuation of derivative liabilities upon issuance of new warrants during the period			83,363
Increase (decrease) in fair value of derivative liabilities	$ (259,427)		200,737
Fair value of derivatives upon reclass to additional paid-in-capital	$ (53,831)
Balance Ending			313,258
Warrants issued to placement agent in connection with subordinated promissory notes offering [Member]
Derivative [Line Items]
Balance Beginning	$ 136,359		13,089
Initial valuation of derivative liabilities upon issuance of new warrants during the period			41,681
Increase (decrease) in fair value of derivative liabilities	$ (136,359)		81,589
Fair value of derivatives upon reclass to additional paid-in-capital
Balance Ending			$ 136,359
A warrants [Member]
Derivative [Line Items]
Balance Beginning		$ 10,040,822
Initial valuation of derivative liabilities upon issuance of new warrants during the period	$ 842,370
Increase (decrease) in fair value of derivative liabilities	$ 9,198,452	$ 5,255,019
Fair value of derivatives upon reclass to additional paid-in-capital		$ (15,295,841)
Balance Ending	$ 10,040,822
B warrants [Member]
Derivative [Line Items]
Balance Beginning		$ 9,894,930
Initial valuation of derivative liabilities upon issuance of new warrants during the period	$ 2,494,655
Increase (decrease) in fair value of derivative liabilities	$ 7,400,275	$ (1,124,230)
Fair value of derivatives upon reclass to additional paid-in-capital
Balance Ending	$ 9,894,930	$ 8,770,700