Consolidated Statements of Shareholders' (Deficit)/Equity (USD $)	Total USD ($)	Series A Preferred Stock [Member] USD ($)	Common Stock [Member] USD ($)	Series A Convertible Preferred Stock [Member]	Series A Convertible Preferred Stock [Member] Series A Preferred Stock [Member]	Additional Paid-In Capital [Member] USD ($)	Additional Paid-In Capital [Member] Series A Preferred Stock [Member] USD ($)	Deficit Accumulated During Development Stage [Member] USD ($)
Beginning balance, Amount at Dec. 31, 2012	$ 6,365,790		$ 646			$ 102,779,469		$ (96,414,325)
Beginning balance, Shares at Dec. 31, 2012			6,460,586	0
Issuance of common stock for cash, net of issuance costs	65,743	3,627,101	2			65,741	3,627,101
Issuance of common stock for cash, net of issuance costs, Shares			17,187		4,012
Stock-based/option compensation	40,750					40,750
Issuance of common stock on conversion of preferred stock			233			(233)
Issuance of common stock on conversion of preferred stock, Shares			2,332,851	(2,512)
Net Loss	(8,914,293)							(8,914,293)
Ending balance, Amount at Dec. 31, 2013	1,185,091		881			106,512,828		(105,328,618)
Ending balance, Shares at Dec. 31, 2013			8,810,624	1,500
Issuance of common stock for cash, net of issuance costs	2,129,924		351			2,129,573
Issuance of common stock for cash, net of issuance costs, Shares			3,510,620
Stock-based/option compensation	508,628					508,628
Issuance of common stock on conversion of preferred stock			46			(46)
Issuance of common stock on conversion of preferred stock, Shares			453,800	(324)
Net Loss	(5,505,536)							(5,505,536)
Ending balance, Amount at Dec. 31, 2014	$ (1,681,893)		$ 1,278			$ 109,150,983		$ (110,834,154)
Ending balance, Shares at Dec. 31, 2014			12,775,044	1,176