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Commitments (Details 2) - 2015 Omnibus Incentive Plan [Member] - USD ($)	12 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Outstanding at beginning	8,462,933	6,506,917
Weighted Average Exercise Price Outstanding at beginning	$ 3.58	$ 3.83
Aggregate intrinsic value Outstanding at beginning	$ 4,115,032	$ 2,353,088
Options Granted	1,695,000	2,265,399
Weighted Average Exercise Price Granted	$ 2.96	$ 2.79
Weighted Average Grant Date Fair Value Granted	$ 2.27	$ 2.27
Options Forfeited	(68,332)	(309,383)
Weighted Average Exercise Price Forfeited	$ 3.01	$ 3.25
Options Exercised	(13,335)
Weighted Average Exercise Price Exercised	$ 3.15
Options Outstanding at ending	10,076,266	8,462,933
Weighted Average Exercise Price Outstanding at ending	$ 3.48	$ 3.58
Aggregate intrinsic value Outstanding at ending	$ 14,982,581	$ 4,115,032
Options Exercisable at ending	7,412,100
Weighted Average Exercise Price Exercisable at ending	$ 3.66
Aggregate intrinsic value Exercisable at ending	$ 10,763,906

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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Gross number of share options (or share units) granted during the period.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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Number of options outstanding, including both vested and non-vested options.

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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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