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Percentage of individual ownership of common stock

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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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Stock Option Vesting Period From Grant Date

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Face amount or stated value per share of common stock.

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

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The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity.

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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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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

The grant-date intrinsic value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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

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

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

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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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Weighted-average exercise price, at which grantee can acquire shares reserved for issuance, for 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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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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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		6 Months Ended		12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022	Dec. 31, 2021
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	$ 54,780	$ 71,302	$ 119,124	$ 139,959
Percentage of individual ownership of common stock (percentage)			10.00%
Common shares, exercised				6,834
Share-based compensation arrangement by share-based payment award, options, outstanding, intrinsic value	$ 79,688		$ 79,688
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Grant Date Intrinsic Value			$ 28,335
Equity Incentive 2011 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common shares outstanding	400,156		400,156		415,562	448,204
Common shares expected to vest	357,205		357,205
Common shares expected to vest weighted average	$ 11.31		$ 11.31
Common shares, exercised			0		17,772
Share-based compensation arrangement by share-based payment award, options, exercisable, intrinsic value	$ 77,406		$ 77,406
Weighted average remaining years to vest (in years)			1 year 8 months 12 days
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price	$ 10.97		$ 10.97		$ 11.31	$ 11.13
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]
Employee service share-based compensation, nonvested awards, compensation cost not yet recognized	$ 280,120		$ 280,120
Proceeds from issuance or sale of equity				$ 10,528
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