Nature of Business (Details Textual) (USD $)	1 Months Ended	9 Months Ended
	Jan. 31, 2014	Sep. 30, 2014 Grant Segments	Sep. 30, 2013	Dec. 31, 2013	Dec. 31, 2012
Nature of Business (Textual)
Number of active business segments		2
Number of grants		3
Cash and cash equivalents		$ 4,209,949	$ 6,582,556	$ 5,856,242	$ 3,356,380
Net decrease in cash and cash equivalents		(1,646,293)	3,226,176
Percentage decrease in cash and cash equivalents		28.00%
Working capital, carrying value		2,634,191		5,855,046
Non-cash warrant liability		7,429,460		8,218,247
Decrease in working capital		3,220,855
Percentage of decrease in working capital		55.00%
Active grant funding available		53,300,000
Proceeds from net operating losses	750,356
Equity facility, face amount		10,000,000
Equity facility, available amount		$ 9,500,000
Equity facility, maturity date		Oct. 31, 2016