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Summary of Significant Accounting Policies (Tables) | 9 Months Ended
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Jun. 30, 2013
Accounting Policies [Abstract] |
Dilutive Effect of Company's Stock Options | The dilutive effect of the Company’s stock options, restricted shares and performance shares were as follows:
| Three Months Ended June 30, |  | Nine Months Ended June 30,
| 2013 |  | 2012 |  | 2013 |  | 2012
Income from continuing operations | $ | 2,557 |  |  | $ | 2,102 |  |  | $ | 4,947 |  |  | $ | 4,387 |
Income (loss) from discontinued operations, net of tax | (79 | ) |  | 339 |  |  | 2,381 |  |  | 964 |
Net income | $ | 2,478 |  |  | $ | 2,441 |  |  | $ | 7,328 |  |  | $ | 5,351 |
Weighted-average common shares outstanding (basic) | 5,374 |  |  | 5,328 |  |  | 5,359 |  |  | 5,311 |
Effect of dilutive securities: |  |  |  |  |  |  |
Stock options | 1 |  |  | 12 |  |  | 1 |  |  | 19 |
Restricted shares | 14 |  |  | 6 |  |  | 10 |  |  | 6 |
Performance shares | 13 |  |  | 7 |  |  | 29 |  |  | 7 |
Weighted-average common shares outstanding (diluted) | 5,402 |  |  | 5,353 |  |  | 5,399 |  |  | 5,343 |
Net income per share – basic |  |  |  |  |  |  |
Continuing operations | $ | 0.47 |  |  | $ | 0.40 |  |  | $ | 0.92 |  |  | $ | 0.83 |
Discontinued operations | (0.01 | ) |  | 0.06 |  |  | 0.44 |  |  | 0.18 |
Net income | $ | 0.46 |  |  | $ | 0.46 |  |  | $ | 1.36 |  |  | $ | 1.01 |
Net income per share – diluted: |  |  |  |  |  |  |
Continuing operations | $ | 0.47 |  |  | $ | 0.40 |  |  | $ | 0.92 |  |  | $ | 0.82 |
Discontinued operations | (0.01 | ) |  | 0.06 |  |  | 0.44 |  |  | 0.18 |
Net income | $ | 0.46 |  |  | $ | 0.46 |  |  | $ | 1.36 |  |  | $ | 1.00 |
Anti-dilutive weighted-average common shares excluded from calculation of diluted earnings per share | 18 |  |  | 147 |  |  | 58 |  |  | 147 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations. + References No definition available. + Details
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