Stock Purchase Warrants (Details Textual) (USD $)	3 Months Ended		9 Months Ended		1 Months Ended				3 Months Ended		9 Months Ended
	Sep. 30, 2014 General and Administrative Expenses and Research and Development Expense [Member]	Sep. 30, 2013 General and Administrative Expenses and Research and Development Expense [Member]	Sep. 30, 2014 General and Administrative Expenses and Research and Development Expense [Member]	Sep. 30, 2013 General and Administrative Expenses and Research and Development Expense [Member]	Oct. 25, 2012 Warrant [Member]	Mar. 15, 2012 Warrant [Member]	Dec. 20, 2011 Warrant [Member]	Sep. 30, 2014 Warrant [Member]	Sep. 30, 2014 Warrant [Member] General and Administrative Expenses and Research and Development Expense [Member]	Sep. 30, 2013 Warrant [Member] General and Administrative Expenses and Research and Development Expense [Member]	Sep. 30, 2014 Warrant [Member] General and Administrative Expenses and Research and Development Expense [Member]	Sep. 30, 2013 Warrant [Member] General and Administrative Expenses and Research and Development Expense [Member]
Issuance Of Warrants To Purchase Of Common Stock					635,855
Class of Warrant or Right, Exercise Price of Warrants or Rights					$ 1.60
Share Based Compensation Arrangement By Share Based Payment Award Warrants Exercisable Number						250,000	100,000
Share Based Compensation Arrangement By Share Based Payment Award Warrants Vested and Expected To Vest Outstanding Number						50,000
Warrants Exercisable Price Per Share						$ 2.20	$ 1.14
Investment Warrants Expiration Date1					Oct. 25, 2017	Mar. 14, 2014
Share Based Compensation Arrangement By Share Based Payment Award Warrants Exercisable In Period					5 years	2 years	5 years
Allocated Share-based Compensation Expense	$ 610,000	$ 338,000	$ 1,800,000	$ 1,200,000					$ 0	$ 0	$ 0	$ 22,000
Class of Warrant or Right, Outstanding								316,522