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Common Stock and Earnings Per Share (Tables) | 6 Months Ended
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Jun. 30, 2021
Common Stock and Earnings Per Share [Abstract] |
Shares Used in Computing Basic and Diluted Earnings per Share | The following table summarizes the shares used in computing basic and diluted earnings per share:
|  | Three Months Ended June 30 |  |  | Six Months Ended June 30 |
|  | 2021 |  |  | 2020 |  |  | 2021 |  |  | 2020 |
Weighted average common shares, basic |  |  | 13,068,806 |  |  |  | 13,022,088 |  |  |  | 13,062,374 |  |  |  | 13,015,842 |
Effect of dilutive securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Employee stock-based compensation |  |  | 1,435 |  |  |  | 882 |  |  |  | 1,088 |  |  |  | 579 |
Weighted average common shares, diluted |  |  | 13,070,241 |  |  |  | 13,022,970 |  |  |  | 13,063,462 |  |  |  | 13,016,421 |

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- Definition Tabular disclosure of the weighted average number of shares used in calculating basic net earnings per share (or unit) and diluted earnings per share (or unit). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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- References No definition available. + Details
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