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Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Oct. 31, 2020
Summary Of Significant Accounting Policies |
Schedule of Changes in Noncontrolling Interest | The following table sets forth the changes in noncontrolling interest for the two years ended October 31, 2020:
Balance October 31, 2018 |  | $ | (251,377 | )
Net loss attributable to noncontrolling interest |  |  | (171,598 | )
Balance October 31, 2019 |  |  | (422,975 | )
Net loss attributable to noncontrolling interest |  |  | (74,008 | )
Balance October 31, 2020 |  | $ | (496,983 | )
Schedule of Hierarchy of Financial Assets | The following table presents the hierarchy for our financial assets measured at fair value on a recurring basis as of October 31, 2020:
|  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total |
Money market funds: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  | $ | 3,902,292 |  |  | $ | - |  |  | $ | - |  |  | $ | 3,902,292 |
Certificates of deposit: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  |  | 2,250,000 |  |  |  | - |  |  |  | - |  |  |  | 2,250,000 |
Short term investments |  |  | - |  |  |  | 2,640,000 |  |  |  | - |  |  |  | 2,640,000 |
Total financial assets |  | $ | 6,152,292 |  |  | $ | 2,640,000 |  |  | $ | - |  |  | $ | 8,792,292 |
The following table presents the hierarchy for our financial assets measured at fair value on a recurring basis as of October 31, 2019:
|  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total |
Money market funds: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  | $ | 2,706,944 |  |  | $ | - |  |  | $ | - |  |  | $ | 2,706,944 |
Certificates of deposit: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  |  | 500,000 |  |  |  |  |  |  |  | - |  |  |  | 500,000 |
Short term investments |  |  | - |  |  |  | 2,350,000 |  |  |  | - |  |  |  | 2,350,000 |
Total financial assets |  | $ | 3,206,944 |  |  | $ | 2,350,000 |  |  | $ | - |  |  | $ | 5,556,944 |
Schedule of Weighted Average Assumptions Used in Estimating Fair Value of Stock Options | The following weighted average assumptions were used in estimating the fair value of stock options granted during the years ended October 31, 2020 and 2019:
|  | For the Year Ended October 31, |
|  | 2020 |  |  | 2019 |
Weighted average fair value at grant date |  | $ | 2.97 |  |  | $ | 3.87 |
Valuation assumptions: |  |  |  |  |  |  |  |
Expected life (years) |  |  | 5.86 |  |  |  | 5.47 |
Expected volatility |  |  | 114.22 | % |  |  | 116.72 | %
Risk-free interest rate |  |  | 1.45 | % |  |  | 1.61 | %
Expected dividend yield |  |  | 0 | % |  |  | 0 | %

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- Definition Tabular disclosure of assets, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, by class that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + 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 -Subparagraph (f)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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