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Note 16 - Net Earnings Per Common Share | 12 Months Ended
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Dec. 31, 2018
Notes to Financial Statements |
Earnings Per Share [Text Block] |
16. |  | Net earnings per common share
The following table reconciles the denominator used to calculate earnings per common share:
|  | 2018 |  |  | 2017 |
Shares issued and outstanding at beginning of period |  |  | 38,934,161 |  |  |  | 38,648,461 |
Weighted average number of shares: Issued during the period |  |  | 221,293 |  |  |  | 181,523 |
Weighted average number of shares used in computing basic earnings per share |  |  | 39,155,454 |  |  |  | 38,829,984 |
Assumed exercise of stock options acquired under the Treasury Stock Method |  |  | 639,161 |  |  |  | 477,870 |
Number of shares used in computing diluted earnings per share |  |  | 39,794,615 |  |  |  | 39,307,854 |

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