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Earnings Per Common Share (Tables) | 9 Months Ended
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Sep. 30, 2013
Earnings Per Common Share [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Three Months Ended |  | Nine Months Ended
|  | September 30, |  | September 30,
|  | 2013 |  | 2012 |  | 2013 |  | 2012
Numerator for basic and diluted earnings per common share - |  |  |  |  |  |  |  |
Income (loss) available to common stockholders: |  |  |  |  |  |  |  |
Income from continuing operations | $ | 9,793 | $ | 8,464 | $ | 22,001 | $ | 8,122
Income (loss) from discontinued operations |  | - |  | (239) |  | 14 |  | 1,402
Net income | $ | 9,793 | $ | 8,225 | $ | 22,015 | $ | 9,524
Denominator: |  |  |  |  |  |  |  |
Weighted average shares |  | 10,182 |  | 10,141 |  | 10,171 |  | 10,117
Denominator for basic earnings per common share |  | 10,182 |  | 10,141 |  | 10,171 |  | 10,117
Effect of dilutive securities: |  |  |  |  |  |  |  |
Employee stock options |  | 11 |  | 15 |  | 11 |  | 16
Other stock compensation plans |  | 88 |  | 50 |  | 73 |  | 78
Dilutive potential common shares |  | 99 |  | 65 |  | 84 |  | 94
Denominator for diluted earnings per common share - |  |  |  |  |  |  |  |
adjusted weighted average shares and assumed conversions |  | 10,281 |  | 10,206 |  | 10,255 |  | 10,211
Basic earnings (loss) per common share: |  |  |  |  |  |  |  |
Continuing operations | $ | 0.96 | $ | 0.83 | $ | 2.16 | $ | 0.80
Discontinued operations |  | - |  | (0.02) |  | 0.00 |  | 0.14
Basic earnings per common share | $ | 0.96 | $ | 0.81 | $ | 2.16 | $ | 0.94
Diluted earnings (loss) per common share: |  |  |  |  |  |  |  |
Continuing operations | $ | 0.95 | $ | 0.83 | $ | 2.15 | $ | 0.80
Discontinued operations |  | - |  | (0.02) |  | 0.00 |  | 0.14
Diluted earnings per common share | $ | 0.95 | $ | 0.81 | $ | 2.15 | $ | 0.93
Dividends paid per common share | $ | 0.030 | $ | 0.025 | $ | 0.090 | $ | 0.075

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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/2003/role/presentationRef -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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