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Commitments and Contingencies (Details 2) - 2015 Omnibus Incentive Plan [Member] - USD ($)	12 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Outstanding at beginning	10,076,266	8,462,933
Weighted Average Exercise Price Outstanding at beginning	$ 3.48	$ 3.58
Aggregate intrinsic value Outstanding at beginning	$ 14,982,581	$ 4,115,032
Options Granted	2,732,000	1,695,000
Weighted Average Exercise Price Granted	$ 12.55	$ 2.96
Weighted Average Grant Date Fair Value Granted	$ 9.32	$ 2.27
Options Forfeited	(55,834)	(68,332)
Weighted Average Exercise Price Forfeited	$ 3.04	$ 3.01
Weighted Average Grant Date Fair Value Forfeited	$ 2.43	$ 2.44
Options Exercised	(1,421,529)	(13,335)
Weighted Average Exercise Price Exercised	$ 2.89	$ 3.15
Weighted Average Grant Date Fair Value Exercised	$ 2.43	$ 2.61
Aggregate intrinsic value Exercised	$ 24,446,305	$ 2,400
Options Outstanding at ending	11,330,903	10,076,266
Weighted Average Exercise Price Outstanding at ending	$ 5.74	$ 3.48
Aggregate intrinsic value Outstanding at ending	$ 140,132,451	$ 14,982,581
Options Exercisable at ending	7,228,488
Weighted Average Exercise Price Exercisable at ending	$ 3.73
Aggregate intrinsic value Exercisable at ending	$ 102,786,851

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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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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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