Condensed Consolidated Statement of Equity (USD $)	Total	Preferred Stock [Member]	Common Stock [Member]	Contingently Issuable Shares [Member]	Additional Paid-in Capital [Member]	Treasury Stock [Member]	Accumulated Deficit [Member]
Balance at Dec. 31, 2014	$ 80,101,884	$ 0	$ 44,974	$ 6	$ 175,476,521	$ (234,337)	$ (95,185,280)
Balance (in shares) at Dec. 31, 2014		0	44,974,248			41,309
Issuance of common stock in connection with exercise of warrants	408,286		174		408,112
Issuance of common stock in connection with exercise of warrants (in shares)			174,036
Issuance of common stock in connection with cashless exercise of warrants	0		3		(3)
Issuance of common stock in connection with cashless exercise of warrants (in shares)			2,915
Issuance of restricted stock	0		12		(12)
Issuance of restricted stock (in shares)			12,000
Forfeiture of restricted stock	0		(1)		1
Forfeiture of restricted stock (in shares)			(1,166)
Issuance of common stock to affiliate for cash (See Note 8)	750,005		115		749,890
Issuance of common stock to affiliate for cash (See Note 8) (in shares)			114,855
Issuance of common stock in At the Market offering (net of offering costs of $611,663)	34,191,044		2,195		34,188,849
Issuance of common stock in At the Market offering (net of offering costs of $611,663) (in shares)			2,195,016
Compensation in respect of restricted stock granted to employees, directors and consultants	5,357,028				5,357,028
Net loss	(14,577,735)						(14,577,735)
Balance at Mar. 31, 2015	$ 106,230,512	$ 0	$ 47,472	$ 6	$ 216,180,386	$ (234,337)	$ (109,763,015)
Balance (in shares) at Mar. 31, 2015		0	47,471,904			41,309