Options to purchase common shares.

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Recognized stock-based compensation expense.

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Unamortized compensation cost.

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Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The total recognized tax benefit related to compensation cost for equity-based payment arrangements recognized in income during the period.

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Description of award terms as to how many shares or portion of an award are no longer contingent on satisfaction of either a service condition, market condition or a performance condition, thereby giving the employee the legal right to convert the award to shares, to sell the shares, and be entitled to the cash proceeds of such sale. For example, vesting may be expressed as being 25 percent of the shares under option on each anniversary of the grant date.

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Price of a single share of a number of saleable stocks of a company.

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Number of allocated shares held by the Employee Stock Option Plan at balance sheet date. Allocated shares are shares that have been assigned to individual participant accounts based on a known formula.

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Number of new stock issued during the period.

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Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.

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Stock-Based Compensation (Details Textual) - USD ($)	1 Months Ended		9 Months Ended
Stock-Based Compensation (Details Textual) - USD ($)	Jan. 31, 2018	Dec. 31, 2017	Apr. 30, 2018	Apr. 30, 2017	Nov. 30, 2015
Stock-Based Compensation (Textual)
Stock-based compensation expense to employees			$ 585,000	$ 426,000
Unamortized compensation cost			$ 338,000	$ 140,000
Various Employees [Member]
Stock-Based Compensation (Textual)
Common shares issued		644,731
Recognized stock-based compensation expense		$ 226,000
Options to purchase common shares			275,000
Exercise price			$ 0.35
Term			5 years
Vesting period			The options vest equally over a period of two years.
Fair market value			$ 74,800
Consulting Services [Member]
Stock-Based Compensation (Textual)
Common shares issued		100,000
Fair market value		$ 40,000
Equity Purchase Agreement [Member]
Stock-Based Compensation (Textual)
Common shares issued	250,000
Fair market value	$ 135,000
Various Employees [Member]
Stock-Based Compensation (Textual)
Common shares issued			644,731	1,003,966
Recognized stock-based compensation expense			$ 226,000	$ 241,000
Options to purchase common shares			1,025,000
Exercise price			$ 0.35
Term			5 years
Vesting period			The options vest equally over a period of one year.
Fair market value			$ 218,800
Various Employees Two [Member]
Stock-Based Compensation (Textual)
Options to purchase common shares			545,000
Exercise price			$ 0.35
Term			5 years
Vesting period			The options vest equally over a period of three years.
Fair market value			$ 164,900
Management for Services [Member]
Stock-Based Compensation (Textual)
Common shares issued			515,493
Recognized stock-based compensation expense			$ 155,000
2015 Equity Compensation Plan [Member]
Stock-Based Compensation (Textual)
Shares of stock options					7,500,000