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6) Earnings Per Share | 9 Months Ended
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Sep. 30, 2017
Notes |
6) Earnings Per Share | 6) Earnings Per Share The basic and diluted earnings per share amounts were calculated as follows:
|  |  | Three Months Ended September 30 |  | Nine Months Ended September 30
|  |  | 2017 |  | 2016 |  | 2017 |  | 2016
Numerator: |  |  |  |  |  |  |  |
| Net earnings |  | $ 1,096,838 |  | $ 4,183,005 |  | $ 5,442,702 |  | $ 11,737,952
Denominator: |  |  |  |  |  |  |  |
| Basic weighted-average shares outstanding |  | 15,256,857 |  | 14,830,078 |  | 15,159,569 |  | 14,744,779
Effect of dilutive securities: |  |  |  |  |  |  |  |
| Employee stock options |  | 285,803 |  | 439,535 |  | 315,257 |  | 421,266
| Diluted weighted-average shares outstanding |  | 15,542,660 |  | 15,269,613 |  | 15,474,826 |  | 15,166,045
Basic net earnings per share |  | $0.07 |  | $0.28 |  | $0.36 |  | $0.80
Diluted net earnings per share |  | $0.07 |  | $0.27 |  | $0.35 |  | $0.77
Net earnings per share amounts have been retroactively adjusted for the effect of annual stock dividends. For the nine months ended September 30, 2017 and 2016, there were 486,725 and 250,039 of anti-dilutive employee stock option shares, respectively, that were not included in the computation of diluted net earnings per common share as their effect would be anti-dilutive.

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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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