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Note 2 - Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2022
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Year Ended December 31, |
|  | 2022 |  |  | 2021 |  |  | 2020 |
Net income |  | $ | 31,149 |  |  | $ | 11,523 |  |  | $ | 19,050 |
Basic weighted-average common shares outstanding |  |  | 9,914 |  |  |  | 9,854 |  |  |  | 9,788 |
Effect of potentially dilutive common shares (1) |  |  | 98 |  |  |  | 74 |  |  |  | 85 |
Diluted weighted-average common shares outstanding |  |  | 10,012 |  |  |  | 9,928 |  |  |  | 9,873 |
Net income per common share |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | 3.14 |  |  | $ | 1.17 |  |  | $ | 1.95 |
Diluted |  | $ | 3.11 |  |  | $ | 1.16 |  |  | $ | 1.93 |

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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 https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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