Stockholders' Equity (Details Textual) - USD ($)	1 Months Ended		9 Months Ended
	Nov. 30, 2017	Oct. 31, 2017	Sep. 30, 2017	Sep. 30, 2016
Proceeds from Issuance of Common Stock			$ 0	$ 17,254,341
Final Closing [Member] | Scenario, Forecast [Member]
Proceeds from Issuance of Common Stock	$ 9,200,000
Securities Purchase Agreements [Member] | Subsequent Event [Member]
Stock To Be Issued, Shares		7,951,865
Class of Warrant or Right, Exercise Price of Warrants or Rights		$ 3.75
Sale of Stock, Price Per Share		$ 3.00
Class of Warrant or Right, Number of Securities Called by Warrants or Rights		1,590,373
Maximum Stock To Be Issued		$ 23,855,595
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right		0.20
Class of Warrant or Right, Expiration Date		Apr. 17, 2020
Class of Warrant or Right, Date from which Warrants or Rights Exercisable		Apr. 17, 2018
Securities Purchase Agreements [Member] | Subsequent Event [Member] | Agent Warrants [Member]
Class of Warrant or Right, Exercise Price of Warrants or Rights		$ 3.75
Class of Warrant or Right, Number of Securities Called by Warrants or Rights		48,133
Class of Warrant or Right, Expiration Date		Apr. 17, 2019
Class of Warrant or Right, Date from which Warrants or Rights Exercisable		Apr. 17, 2018
Agent Warrants Percentage		4.00%
Initial and Second Closing [Member] | Subsequent Event [Member]
Proceeds from Issuance of Common Stock		$ 14,600,000
Sale of Stock, Number of Shares Issued in Transaction		4,869,990
Net Proceeds From Issuance Of Common Stock		$ 14,300,000