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Note 7 - Earnings Per Share | 9 Months Ended
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Sep. 30, 2017
Notes to Financial Statements |
Earnings Per Share [Text Block] | NOTE 7 – Earnings Per Share: Historical basic per share data is based on the weighted average number of shares outstanding. Historical diluted per share data is reconciled by adding to weighted average shares outstanding the dilutive impact of the exercise of outstanding stock options, stock appreciation rights, unvested shares, and performance shares.
|  | Three Months Ended September 30, |  |  | Nine Months Ended September 30, |
|  | 2017 |  |  | 2016 |  |  | 2017 |  |  | 2016 |
Net earnings used in the computation of basic and diluted earnings per share |  | $ | 4,962,000 |  |  | $ | 4,447,000 |  |  | $ | 13,138,000 |  |  | $ | 10,197,000 |
Weighted average shares outstanding - basic |  |  | 14,573,813 |  |  |  | 14,118,354 |  |  |  | 14,475,311 |  |  |  | 14,055,345 |
Common stock equivalents |  |  | 655,909 |  |  |  | 865,730 |  |  |  | 591,305 |  |  |  | 814,726 |
Weighted average shares outstanding - diluted |  |  | 15,229,722 |  |  |  | 14,984,084 |  |  |  | 15,066,616 |  |  |  | 14,870,071 |
Per Share Data: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net earnings |  | $ | 0.34 |  |  | $ | 0.31 |  |  | $ | 0.91 |  |  | $ | 0.73 |
Diluted |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net earnings |  | $ | 0.33 |  |  | $ | 0.30 |  |  | $ | 0.87 |  |  | $ | 0.69 |
Awards to purchase approximately 150,000 shares of common stock with a weighted average exercise price of $18.65 per share were outstanding during the three -month period ending September 30, 2016, but were not included in the computation of diluted EPS because the awards’ exercise prices were greater than the average market price of the common shares. There were no such awards outstanding during the three -month period ending September 30, 2017. Awards to purchase approximately 50,000 and 165,000 shares of common stock with weighted average exercise prices of $18.65 and $18.53 per share were outstanding during the nine -month periods ending September 30, 2017 and 2016, respectively, but were not included in the computation of diluted EPS because the awards’ exercise prices were greater than the average market price of the common shares.

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -URI http://asc.fasb.org/topic&trid=2144383 + Details
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