STOCK WARRANTS (Details) - Warrant [Member] - $ / shares	9 Months Ended	12 Months Ended
Apr. 30, 2019	Jul. 31, 2018
Number of Shares
Outstanding, Beginning Balance	416,250	12,500
Warrants granted and assumed	195,000	403,750
Warrants expired
Warrants canceled
Warrants exercised
Outstanding, Ending Balance	611,250	416,250
Weighted Average Exercise Price Per Share
Weighted Average Exercise Price, Beginning Balance	$ 21.21	$ 10.00
Warrants granted and assumed	2.05	21.56
Warrants expired
Warrants canceled
Warrants exercised
Weighted Average Exercise Price, Ending Balance	$ 15.10	$ 21.21

Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements.

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- Definition

For presentations that combine terminations, 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 or that expired.

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Weighted average price of options that were either forfeited or expired.

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

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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No definition available.

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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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- Definition

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

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No definition available.

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- Definition

Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired.

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No definition available.

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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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No definition available.

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Number of share options (or share units) exercised during the current period.

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-Topic 718
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