Fair Market Value of Incentive Stock Options

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- Definition

Percentage of individual ownership of common stock

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Nonvested, Weighted Average Remaining Contractual Term

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No definition available.

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- Definition

Stock Option Vesting Period From Grant Date

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- Definition

Face amount or stated value per share of common stock.

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-Topic 210
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- Definition

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

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- Definition

Amount of cash inflow from exercise of option under share-based payment arrangement.

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- Definition

Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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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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- Definition

Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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- Definition

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

+ References

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- Definition

Number of options outstanding, including both vested and non-vested options.

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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

Number of fully vested and expected to vest exercisable options that may 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.

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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

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

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Amount of noncash expense for option under share-based payment arrangement.

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Stockholders' Equity - Stock Options (Details) - USD ($)	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020	Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock, par value (per share)	$ 0.0001		$ 0.0001		$ 0.0001
Stock option plan expense	$ 73,739	$ 55,202	$ 182,137	$ 166,955
Percentage of individual ownership of common stock (percentage)			10.00%
Share-based compensation arrangement by share-based payment award, options, outstanding, intrinsic value	$ 971,773		$ 971,773
Proceeds from Stock Options Exercised			54,105
Share-based compensation arrangement by share-based payment award, options, exercises in period, intrinsic value			$ 454,123
Equity Incentive 2011 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common shares outstanding	1,801,109		1,801,109		1,712,806	1,357,837
Common shares expected to vest	1,079,065		1,079,065
Common shares, exercised			161,270	369	369
Share-based compensation arrangement by share-based payment award, options, exercisable, intrinsic value	$ 412,605		$ 412,605
Weighted average remaining years to vest (in years)			2 years 4 months 24 days		2 years 6 months	3 years
Weighted average exercise price	$ 2.77		$ 2.77		$ 2.56	$ 3.24
May 2011 and August 2011 Equity Incentive Plans [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Fair market value of incentive stock options			100.00%
Share-based Payment Arrangement, Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock, par value (per share)	$ 1.92		$ 1.92
Employee service share-based compensation, nonvested awards, compensation cost not yet recognized	$ 710,661		$ 710,661
Individual Stock Ownership in Excess of 10 Percent [Member] \| May 2011 and August 2011 Equity Incentive Plans [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Fair market value of incentive stock options			110.00%
Total vesting period [Member] \| Share-based Payment Arrangement, Option [Member] \| May 2011 and August 2011 Equity Incentive Plans [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, award vesting period (in years)			10 years
Twelve Months After Grant Date [Member] \| May 2011 and August 2011 Equity Incentive Plans [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of individual ownership of common stock (percentage)			25.00%
Stock option vesting period from grant date (in years)			1 year
Monthly in equal installments [Member] \| Share-based Payment Arrangement, Option [Member] \| May 2011 and August 2011 Equity Incentive Plans [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, award vesting period (in years)			3 years