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Note 7 - Earnings Per Share (Tables) | 6 Months Ended
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Jun. 30, 2018
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Three Months Ended June 30, |  |  | Six Months Ended June 30, |
|  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017 |
Net earnings used in the computation of basic and diluted earnings per share (in thousands) |  | $ | 3,817 |  |  | $ | 4,341 |  |  | $ | 6,267 |  |  | $ | 8,176 |
Weighted average shares outstanding - basic |  |  | 14,956,221 |  |  |  | 14,501,399 |  |  |  | 14,888,940 |  |  |  | 14,426,060 |
Common stock equivalents |  |  | 603,183 |  |  |  | 539,032 |  |  |  | 619,577 |  |  |  | 559,003 |
Weighted average shares outstanding - diluted |  |  | 15,559,404 |  |  |  | 15,040,431 |  |  |  | 15,508,517 |  |  |  | 14,985,063 |
Per Share Data: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net earnings |  | $ | 0.26 |  |  | $ | 0.30 |  |  | $ | 0.42 |  |  | $ | 0.57 |
Diluted |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net earnings |  | $ | 0.25 |  |  | $ | 0.29 |  |  | $ | 0.40 |  |  | $ | 0.55 |

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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://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=6371337&loc=d3e3550-109257 + Details
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