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Net Loss Per Share of Common Stock (Details Narrative) - shares	6 Months Ended
	Apr. 30, 2021	Apr. 30, 2020
Stock Options [Member]
Antidilutive shares	8,813,626	8,382,234
Warrants [Member]
Antidilutive shares	860,000	500,000

X

- Definition

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257

+ Details

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Data Type:	xbrli:sharesItemType
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Period Type:	duration

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- Details

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X

- Details

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