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Note 3 - Net Income Per Common Share (Tables) | 6 Months Ended
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Jun. 30, 2022
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Three Months Ended |  |  | Six Months Ended |
|  | June 30, |  |  | June 30, |
(in thousands, except share and per share amounts) |  | 2022 |  |  | 2021 |  |  | 2022 |  |  | 2021 |
Net income |  | $ | 2,557 |  |  | $ | 12,915 |  |  | $ | 7,652 |  |  | $ | 16,627 |
Basic - weighted-average shares outstanding: |  |  | 27,530,739 |  |  |  | 27,735,732 |  |  |  | 27,515,583 |  |  |  | 27,600,684 |
Effect of dilutive securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Employee stock options and other |  |  | 6,084 |  |  |  | 9,138 |  |  |  | 8,436 |  |  |  | 140,780 |
Diluted - weighted-average shares outstanding: |  |  | 27,536,823 |  |  |  | 27,744,870 |  |  |  | 27,524,019 |  |  |  | 27,741,464 |
Net income per share: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | 0.09 |  |  | $ | 0.47 |  |  | $ | 0.28 |  |  | $ | 0.60 |
Diluted |  | $ | 0.09 |  |  | $ | 0.47 |  |  | $ | 0.28 |  |  | $ | 0.60 |

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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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