Accrued Expenses (Details) - USD ($)	Sep. 30, 2017	Sep. 30, 2016
Accrued Liabilities, Current [Abstract]
Compensation	$ 3,688,592	$ 3,884,386
Research and development	1,637,657	1,343,910
Interest payable	1,047,122	234,754
Deferred offering costs	0	26,028
Professional fees	521,973	486,705
Director fees	376,695	73,125
Other accrued expenses	65,430	73,034
Accrued expenses	$ 7,337,469	$ 6,121,942