Stock-Based Compensation (Details Narrative) - USD ($)	3 Months Ended	12 Months Ended
Oct. 31, 2019	Oct. 31, 2018	Jul. 31, 2019	Jul. 31, 2018
Market value	$ 1.53		$ 2.80
Compensation expense	$ 787,458	$ 103,194	$ 3,006,203	$ 0
Stock Options
Compensation expense	787,458		3,012,446
Unrecognized compensation costs	$ 4,256,191		$ 3,263,569
Unrecognized compensation period	2 years 8 months 2 days		2 years 5 months 27 days
Stock Option Plan 2006
Common stock reserved for future issuance	2,835,000		2,835,000
Common stock reserved for future awards	2,823,450		2,823,450
Options vested	3,540,675		3,369,842
Stock Option Plan 2017
Common stock reserved for future issuance	240,000,000		240,000,000
Common stock reserved for future awards	231,149,875		232,022,875
Stock Option Plan 2019
Common stock reserved for future issuance	1,200,000		1,200,000
Common stock reserved for future awards			1,200,000

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Aggregate number of common shares reserved for future issuance.

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of noncash expense for share-based payment arrangement.

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Number of options vested.

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No definition available.

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