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Earnings per Share (Tables) | 9 Months Ended
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Jun. 30, 2016
Earnings Per Share [Abstract] |
Reconciliation of Numerators and Denominators of Basic and Diluted Earnings Per Share | The following table presents reconciliations for the numerators and denominators of basic and diluted earnings per share (“EPS”) for the quarters and nine months ended June 30, 2016 and 2015:
| Quarter Ended June 30, |  | Nine Months Ended June 30,
| 2016 |  | 2015 |  | 2016 |  | 2015
| (In thousands, except per share data)
Numerator for diluted and basic earnings per share: |  |  |  |  |  |  |
Net Income | $ | 34,987 |  |  | $ | 19,906 |  |  | $ | 77,344 |  |  | $ | 53,183 |
Denominator - share: |  |  |  |  |  |  |
Basic weighted-average shares | 31,149 |  |  | 31,118 |  |  | 31,201 |  |  | 31,465 |
Effect of dilutive securities | 1,164 |  |  | 1,245 |  |  | 1,136 |  |  | 1,183 |
Diluted weighted-average shares | 32,313 |  |  | 32,363 |  |  | 32,337 |  |  | 32,648 |
Earnings per share: |  |  |  |  |  |  |
Basic | $ | 1.12 |  |  | $ | 0.64 |  |  | $ | 2.48 |  |  | $ | 1.69 |
Diluted | $ | 1.08 |  |  | $ | 0.62 |  |  | $ | 2.39 |  |  | $ | 1.63 |

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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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