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Earnings Per Share (Tables) | 3 Months Ended
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Mar. 31, 2023
Earnings Per Share [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted | Earnings per share amounts have been retroactively adjusted for the effect of annual stock dividends. In accordance with GAAP, the basic and diluted earnings per share amounts were calculated as follows: Schedule of Earnings Per Share, Basic and Diluted
|  | Three Months Ended March 31 |
|  | 2023 |  |  | 2022 |
Numerator: |  |  |  |  |  |
Net earnings |  | $ | 1,240,172 |  |  | $ | 3,228,718 |
Denominator: |  |  |  |  |  |  |  |
Basic weighted-average shares outstanding |  |  | 21,080,549 |  |  |  | 21,381,988 |
Effect of dilutive securities: |  |  |  |  |  |  |  |
Employee stock options |  |  | 531,486 |  |  |  | 884,485 |
Diluted weighted-average shares outstanding |  |  | 21,612,035 |  |  |  | 22,266,473 |
Basic net earnings per share |  | $ | 0.06 |  |  | $ | 0.15 |
Diluted net earnings per share |  | $ | 0.06 |  |  | $ | 0.15 |
Summary of Activities in Shares of Capital Stock | The following table summarizes the activity in shares of capital stock. Summary of Activities in Shares of Capital Stock
|  | Class A |  |  | Class C |
Outstanding shares at December 31, 2021 |  |  | 17,642,722 |  |  |  | 2,866,565 |
Exercise of stock options |  |  | 50,223 |  |  |  | - |
Conversion of Class C to Class A |  |  | 207 |  |  |  | (207 | )
Outstanding shares at March 31, 2022 |  |  | 17,693,152 |  |  |  | 2,866,358 |
Outstanding shares at December 31, 2022 |  |  | 18,758,031 |  |  |  | 2,889,859 |
Common stock, shares, outstanding, beginning |  |  | 18,758,031 |  |  |  | 2,889,859 |
Exercise of stock options |  |  | 48,046 |  |  |  | - |
Conversion of Class C to Class A |  |  | 936 |  |  |  | (936 | )
Outstanding shares at March 31, 2023 |  |  | 18,807,013 |  |  |  | 2,888,923 |
Common stock, shares, outstanding, ending |  |  | 18,807,013 |  |  |  | 2,888,923 |

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- Definition Tabular disclosure of information related to converting stock into another financial instrument(s) in a noncash (or part noncash) transaction. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482913/230-10-50-4 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482913/230-10-50-3 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482913/230-10-50-5 + Details
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