Accrued Expenses (Details) - USD ($)	Mar. 31, 2020	Sep. 30, 2019
Accrued Expenses
Compensation	$ 347,094	$ 919,394
Severance and related costs	121,357	505,570
Research and development	2,256,275	1,692,040
Interest payable	235,878	934,145
Professional fees	423,757	419,216
Lease termination obligation	3,938,994
Other accrued expenses	139,736	152,623
Accrued expenses, total	$ 7,463,091	$ 4,622,988

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Represent current accrued lease termination obligation.

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Represents accrued research and development expenses.

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Represents accrued severance and related costs.

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No definition available.

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Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for professional fees, such as for legal and accounting services received. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of [accrued] interest payable on all forms of debt, including trade payables, that has been incurred and is unpaid. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer.

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