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12) Capital Stock (Tables) | 12 Months Ended
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Dec. 31, 2020
Equity [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:
|  | 2020 |  | 2019
Numerator: |  |  |  |
Net earnings |  | $ 55,596,613 |  | $ 10,893,519
Denominator: |  |  |  |
Denominator for basic earnings |  |  |  |
per share-weighted-average shares |  | 18,831,991 |  | 18,562,056
Effect of dilutive securities |  |  |  |
Employee stock options |  | 443,260 |  | 127,608
Dilutive potential common shares |  | 443,260 |  | 127,608
Denominator for diluted earnings |  |  |  |
per share-adjusted weighted-average |  |  |  |
shares and assumed conversions |  | 19,275,251 |  | 18,689,664
Basic earnings per share |  | $2.95 |  | $0.59
Diluted earnings per share |  | $2.88 |  | $0.58

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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