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Note 12 - Earnings Per Share (Tables) | 12 Months Ended
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Dec. 31, 2020
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  |  | Years Ended December 31, |
|  | 2020 |  |  | 2019 |  |  | 2018 |
Net income used in the computation of basic and diluted net income per share (in thousands) |  | $ | 41,026 |  |  | $ | 12,066 |  |  | $ | 16,975 |
Weighted average shares outstanding - basic |  |  | 15,075,134 |  |  |  | 14,945,165 |  |  |  | 14,937,786 |
Dilutive common stock equivalents |  |  | 433,286 |  |  |  | 321,243 |  |  |  | 534,347 |
Weighted average shares outstanding - diluted |  |  | 15,508,420 |  |  |  | 15,266,408 |  |  |  | 15,472,133 |
Net income per share: |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | 2.72 |  |  | $ | 0.81 |  |  | $ | 1.14 |
Diluted |  | $ | 2.65 |  |  | $ | 0.79 |  |  | $ | 1.10 |

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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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