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Schedule of Stock Option Activity (Details) - USD ($) |  | 9 Months Ended
--- | --- | ---
Jun. 24, 2020 | Sep. 30, 2021
2017 Equity Incentive Plan [Member] | Employees And Consultants [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Number of Options, Granted |  | 3,035,800
2017 Equity Plan and 2021 Equity Plan [Member] | Directors [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Number of Options, Granted |  | 230,770
Non-qualified Stock Options [Member] | 2017 Equity Incentive Plan [Member] | Employees And Consultants [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Number of Options, Outstanding Beginning |  | 14,251,000
Weighted Average Exercise Price, Outstanding Beginning |  | $ 0.083
Weighted Average Remaining Contractual Term, Outstanding Beginning |  | 8 years 3 months 18 days
Aggregate Intrinsic Value, Outstanding Beginning |  |
Number of Options, Granted |  | 3,035,800
Weighted Average Exercise Price, Granted |  | $ 0.085
Weighted Average Remaining Contractual Term, Granted |  | 10 years
Aggregate Intrinsic Value, Granted |  |
Number of Options, Exercised |  |
Number of Options, Forfeited/Cancelled |  | (287,000)
Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price |  | $ 0.122
[custom:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTermForfeited] |  | 6 years 7 months 6 days
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Intrinsic Value |  |
Number of Options, Expired |  |
Number of Options, Outstanding Ending |  | 16,999,800
Weighted Average Exercise Price, Outstanding Ending |  | $ 0.083
Weighted Average Remaining Contractual Term, Outstanding Ending |  | 7 years 10 months 24 days
Aggregate Intrinsic Value, Outstanding Ending |  |
Number of Options, Exercisable Ending |  | 15,249,800
Weighted Average Exercise Price, Exercisable Ending |  | $ 0.085
Weighted Average Remaining Contractual Term, Exercisable Ending |  | 7 years 8 months 12 days
Aggregate Intrinsic Value, Exercisable Ending |  |
Number of Options, Forfeited/Cancelled |  | 287,000
Aggregate Intrinsic Value, Outstanding Ending |  |
Non-qualified Stock Options [Member] | 2017 Equity Incentive Plan [Member] | Directors [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Weighted Average Remaining Contractual Term, Outstanding Beginning | 5 years |
Non-qualified Stock Options [Member] | 2017 Equity Plan and 2021 Equity Plan [Member] | Directors [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Number of Options, Outstanding Beginning |  | 7,400,000
Weighted Average Exercise Price, Outstanding Beginning |  | $ 0.067
Weighted Average Remaining Contractual Term, Outstanding Beginning |  | 7 years 6 months
Aggregate Intrinsic Value, Outstanding Beginning |  |
Number of Options, Granted |  | 230,770
Weighted Average Exercise Price, Granted |  | $ 0.065
Weighted Average Remaining Contractual Term, Granted |  | 10 years
Aggregate Intrinsic Value, Granted |  |
Number of Options, Exercised |  |
Number of Options, Forfeited/Cancelled |  |
Number of Options, Expired |  |
Number of Options, Outstanding Ending |  | 7,630,770
Weighted Average Exercise Price, Outstanding Ending |  | $ 0.067
Weighted Average Remaining Contractual Term, Outstanding Ending |  | 6 years 9 months 18 days
Aggregate Intrinsic Value, Outstanding Ending |  |
Number of Options, Exercisable Ending |  | 7,630,770
Weighted Average Exercise Price, Exercisable Ending |  | $ 0.067
Weighted Average Remaining Contractual Term, Exercisable Ending |  | 6 years 9 months 18 days
Aggregate Intrinsic Value, Exercisable Ending |  |
Number of Options, Forfeited/Cancelled |  |
Aggregate Intrinsic Value, Outstanding Ending |  |

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- Definition The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. + 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 (c)(1)(iii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan. + 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 (c)(1)(iii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition 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. + 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 (c)(1)(iv)(3) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition The grant-date intrinsic value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. + 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 (d)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + 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 -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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