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Computation of Earnings Per Share (Tables) | 12 Months Ended
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Dec. 31, 2025
Earnings Per Share [Abstract] |
Calculation of Basic and Diluted Earnings Per Share | The calculation of basic and diluted earnings per share for the years ended December 31 was as follows:
| 2025 |  | 2024 |  | 2023
Numerator |  |  |  |  |
Net income | $ | 35,283 |  |  | $ | 37,094 |  |  | $ | 63,332 |
Denominator |  |  |  |  |
Determination of shares (in thousands) |  |  |  |  |
Weighted-average common shares outstanding | 4,918 |  |  | 4,908 |  |  | 4,920 |
Dilutive effect – share-based awards | 24 |  |  | 39 |  |  | 77 |
Diluted weighted-average common shares outstanding | 4,942 |  |  | 4,947 |  |  | 4,997 |
Earnings per common share |  |  |  |  |
Basic | $ | 7.17 |  |  | $ | 7.56 |  |  | $ | 12.87 |
Diluted | $ | 7.14 |  |  | $ | 7.50 |  |  | $ | 12.68 |

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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 -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482662/260-10-50-1 + Details
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