Aggregate Intrinsic Value, Outstanding Granted.

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- Definition

Weighted Average Remaining Contractual Term, Ending.

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No definition available.

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- Definition

Weighted average remaining contractual term, expired.

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- Definition

Share based Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term Forfeited.

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No definition available.

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- Definition

Weighted average remaining contractual term, granted.

+ References

No definition available.

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- Definition

Share based compensation arrangement by share based payment award options outstanding weighted average remaining contractual terms

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No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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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.

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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.

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- Definition

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

+ References

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- Definition

The combined weighted average of the accumulated differences between the fair values on underlying shares and exercises prices to acquire such shares as of the grant date on options that were either forfeited or lapsed.

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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.

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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

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- Definition

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

+ References

No definition available.

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- Definition

Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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- Definition

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

Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

+ References

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- Definition

Amount by which current fair value of underlying stock exceeds exercise price of fully vested and expected to vest exercisable or convertible options. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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- Definition

Number of fully vested and expected to vest options outstanding that can be converted into shares under option plan. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

+ References

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- Definition

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

+ References

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.

+ References

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 that were terminated.

+ References

No definition available.

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- Definition

Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

+ References

No definition available.

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- Definition

Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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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.

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- Definition

Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

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

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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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Schedule of Stock Option Activity (Details) - USD ($)			9 Months Ended	12 Months Ended
Schedule of Stock Option Activity (Details) - USD ($)	Jun. 24, 2020	Jan. 02, 2020	Sep. 30, 2021	Dec. 31, 2020	Dec. 31, 2019
2017 Equity Incentive Plan [Member] \| Directors [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Options, Granted				43,333
2017 Equity Incentive Plan [Member] \| Employees And Consultants [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Options, Granted			20,239
2017 Equity Incentive Plan [Member] \| Employees And Consultants [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Options, Granted				44,113	13,333
2017 Equity Incentive Plan [Member] \| Non-qualified Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term		5 years
2017 Equity Incentive Plan [Member] \| Non-qualified Stock Options [Member] \| Directors [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Options, Outstanding Beginning			49,333	6,000	6,000
Weighted Average Exercise Price, Outstanding Beginning			$ 10.05	$ 20.25
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term	5 years			7 years 7 months 6 days	8 years 7 months 6 days
Aggregate Intrinsic Value, Outstanding Beginning
Number of Options, Granted				43,333
Weighted Average Exercise Price, Granted
Number of Options, Exercised
Weighted Average Exercise Price, Exercised
Number of Options, Forfeited/Cancelled
Weighted Average Exercise Price, Forfeited
Number of Options, Expired
Weighted Average Exercise Price, Expired
Weighted Average Remaining Contractual Term, Outstanding Ending				7 years 6 months
Weighted Average Remaining Contractual Term, Granted				8 years 6 months
Number of options, forfeited/cancelled
Number of Options, Outstanding Ending				49,333	6,000
Weighted Average Exercise Price, Outstanding Ending				$ 10.05	$ 20.25
Aggregate Intrinsic Value, Exercisable Ending
Weighted Average Exercise Price, Exercisable Ending				$ 10.95	$ 8.55
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term				8 years
Weighted Average Exercise Price, Outstanding Ending				$ 10.05	$ 20.25
Aggregate Intrinsic Value, Outstanding Ending
Number of options, outstanding ending				49,333	6,000
Weighted Average Exercise Price, Exercisable Ending				$ 10.95	$ 8.55
Number of options, exercisable ending				42,667
Aggregate Intrinsic Value, Exercisable Ending
Number of Options, Expired
Aggregate Intrinsic Value, Outstanding Ending
Number of Options, Exercisable Ending				42,667
2017 Equity Incentive Plan [Member] \| Non-qualified Stock Options [Member] \| Employees And Consultants [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Options, Outstanding Beginning			95,007
Weighted Average Exercise Price, Outstanding Beginning			$ 12.45
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term			8 years 3 months 18 days
Aggregate Intrinsic Value, Outstanding Beginning
Number of Options, Granted			20,239
Weighted Average Exercise Price, Granted			$ 12.75
Number of Options, Exercised
Number of Options, Forfeited/Cancelled			(1,914)
Weighted Average Exercise Price, Forfeited			$ 18.30
Number of Options, Expired
Weighted Average Remaining Contractual Term, Granted			10 years
Number of options, forfeited/cancelled			1,914
Number of Options, Outstanding Ending			113,332	95,007
Weighted Average Exercise Price, Outstanding Ending			$ 12.45	$ 12.45
Weighted Average Remaining Contractual Term, Outstanding Ending			7 years 10 months 24 days
Aggregate Intrinsic Value, Exercisable Ending
Weighted Average Exercise Price, Exercisable Ending			$ 12.75
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term			7 years 8 months 12 days
Weighted Average Exercise Price, Outstanding Ending			$ 12.45	$ 12.45
Aggregate Intrinsic Value, Outstanding Ending
Number of options, outstanding ending			113,332	95,007
Weighted Average Exercise Price, Exercisable Ending			$ 12.75
Number of options, exercisable ending			101,665
Aggregate Intrinsic Value, Exercisable Ending
Aggregate Intrinsic Value, Granted
Weighted Average Remaining Contractual Term, Forfeited			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
Aggregate Intrinsic Value, Outstanding Ending
Number of Options, Exercisable Ending			101,665
2017 Equity Incentive Plan [Member] \| Non-qualified Stock Options [Member] \| Employees And Consultants [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Options, Outstanding Beginning			95,007	67,567	70,400
Weighted Average Exercise Price, Outstanding Beginning			$ 12.45	$ 14.40	$ 15.60
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term					8 years 4 months 24 days
Aggregate Intrinsic Value, Outstanding Beginning
Number of Options, Granted				44,113	13,333
Weighted Average Exercise Price, Granted				$ 10.50	$ 12.00
Number of Options, Exercised
Weighted Average Exercise Price, Exercised
Number of Options, Forfeited/Cancelled					(16,055)
Weighted Average Exercise Price, Forfeited					$ 17.40
Number of Options, Expired				(16,673)	(111)
Weighted Average Exercise Price, Expired				$ 15.15	$ 15.75
Weighted Average Remaining Contractual Term, Outstanding Ending				7 years 8 months 12 days
Aggregate Intrinsic Value, Outstanding vested and Expected to vest Ending
Weighted Average Remaining Contractual Term, Granted				10 years
Aggregate Intrinsic Value, Outstanding Granted
Number of options, forfeited/cancelled					16,055
Weighted average remaining contractual term, expired				4 years 3 months 18 days
Number of Options, Outstanding Ending				95,007	67,567
Weighted Average Exercise Price, Outstanding Ending				$ 12.45	$ 14.40
Weighted Average Remaining Contractual Term, Outstanding Ending				8 years 3 months 18 days
Aggregate Intrinsic Value, Exercisable Ending
Number of options, outstanding vested and expected to vest ending				95,007
Weighted Average Exercise Price, Exercisable Ending				$ 12.45
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term				8 years 3 months 18 days
Aggregate Intrinsic Value, Outstanding vested and Expected to vest Ending
Weighted Average Exercise Price, Outstanding Ending				$ 12.45	$ 14.40
Aggregate Intrinsic Value, Outstanding Ending
Number of options, outstanding ending				95,007	67,567
Weighted Average Exercise Price, Exercisable Ending				$ 12.45
Aggregate Intrinsic Value, Outstanding vested and Expected to vest Ending
Aggregate Intrinsic Value, Exercisable Ending
Number of Options, Expired				16,673	111
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			1,538
2017 Equity Plan and 2021 Equity Plan [Member] \| Non-qualified Stock Options [Member] \| Directors [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Options, Outstanding Beginning			49,333
Weighted Average Exercise Price, Outstanding Beginning			$ 10.05
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term			7 years 6 months
Aggregate Intrinsic Value, Outstanding Beginning
Number of Options, Granted			1,538
Weighted Average Exercise Price, Granted			$ 9.75
Number of Options, Exercised
Number of Options, Forfeited/Cancelled
Number of Options, Expired
Weighted Average Remaining Contractual Term, Granted			10 years
Number of options, forfeited/cancelled
Number of Options, Outstanding Ending			50,871	49,333
Weighted Average Exercise Price, Outstanding Ending			$ 10.05	$ 10.05
Weighted Average Remaining Contractual Term, Outstanding Ending			6 years 9 months 18 days
Aggregate Intrinsic Value, Exercisable Ending
Weighted Average Exercise Price, Exercisable Ending			$ 10.05
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term			6 years 9 months 18 days
Weighted Average Exercise Price, Outstanding Ending			$ 10.05	$ 10.05
Aggregate Intrinsic Value, Outstanding Ending
Number of options, outstanding ending			50,871	49,333
Weighted Average Exercise Price, Exercisable Ending			$ 10.05
Number of options, exercisable ending			50,871
Aggregate Intrinsic Value, Exercisable Ending
Aggregate Intrinsic Value, Granted
Number of Options, Expired
Aggregate Intrinsic Value, Outstanding Ending
Number of Options, Exercisable Ending			50,871