Stockholders' Equity (Details 1) - USD ($)	6 Months Ended	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Jun. 30, 2019	Jun. 30, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted Average Exercise Price Per Share, Granted	$ 29.32	$ 4.60	$ 3.84	$ 2.64
Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Shares, Outstanding and expected to vest, Beginning balance	1,473,314	767,220	767,220	139,997
Number of Shares, Granted	2,205,000		712,500	662,500
Number of Shares, Forfeited			(6,406)	(35,277)
Number of Shares, Exercised	(62,712)
Number of Shares, Outstanding and expected to vest, Ending balance	3,615,602		1,473,314	767,220
Number of Shares, Options exercisable	632,301
Weighted Average Exercise Price Per Share, Outstanding and expected to vest - Beginning balance	$ 5.18	$ 5.80	$ 5.80	$ 25.64
Weighted Average Exercise Price Per Share, Granted	29.32		4.73	3.28
Weighted Average Exercise Price Per Share, Forfeited				37.00
Weighted Average Exercise Price Per Share, Exercised
Weighted Average Exercise Price Per Share, Outstanding and expected to vest - Ending balance	$ 19.96		5.18	$ 5.80
Weighted Average Exercise Price Per Share, Options exercisable			$ 7.83
Weighted Average Remaining Contractual Term (Years), Beginning Outstanding	8 years 7 months 6 days		8 years 9 months 18 days	6 years 8 months 12 days
Weighted Average Remaining Contractual Term (Years), Granted	9 years 9 months 18 days		9 years 6 months	9 years 3 months 19 days
Weighted Average Remaining Contractual Term (Years), Ending Outstanding	9 years 2 months 12 days		8 years 7 months 6 days	8 years 9 months 18 days
Weighted Average Remaining Contractual Term (Years), Options exercisable	7 years 8 months 12 days		7 years 7 months 6 days
Aggregate Intrinsic Value, Outstanding and expected to vest - Beginning balance	$ 4,668,153	$ 511,000	$ 511,000
Aggregate Intrinsic Value, Outstanding and expected to vest, Granted				511,000
Aggregate Intrinsic Value, Outstanding and expected to vest, Forfeited
Aggregate Intrinsic Value, Outstanding and expected to vest, Exercised
Aggregate Intrinsic Value, Outstanding and expected to vest - Ending balance	74,837,043		$ 4,668,153	$ 511,000
Aggregate Intrinsic Value, Options exercisable	$ 19,924,698

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Weighted Average Remaining Contractual Term Year Granted.

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Aggregate Intrinsic Value, Outstanding and expected to the vest granted.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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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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Amount by which current fair value of underlying stock exceeds exercise price of fully vested and expected to vest options outstanding. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Number of fully vested and expected to vest options outstanding that can be converted into shares under option plan. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Weighted-average exercise price, at which grantee can acquire shares reserved for issuance, for fully vested and expected to vest options outstanding. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of 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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Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average remaining contractual term for fully vested and expected to vest options outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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