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Earnings per Share (Tables) | 6 Months Ended
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Mar. 31, 2023
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 six-month periods ended March 31, 2023 and 2022:
| Quarter Ended March 31, |  | Six Months Ended March 31,
| 2023 |  | 2022 |  | 2023 |  | 2022
| (In thousands, except per share data)
Numerator for diluted and basic earnings per share: |  |  |  |  |  |  |
Net income | $ | 101,550 |  |  | $ | 104,383 |  |  | $ | 199,193 |  |  | $ | 189,342 |
Denominator — share: |  |  |  |  |  |  |
Basic weighted-average shares | 25,116 |  |  | 26,145 |  |  | 25,080 |  |  | 26,662 |
Effect of dilutive securities | 303 |  |  | 276 |  |  | 351 |  |  | 316 |
Diluted weighted-average shares | 25,419 |  |  | 26,421 |  |  | 25,431 |  |  | 26,978 |
Earnings per share: |  |  |  |  |  |  |
Basic | $ | 4.04 |  |  | $ | 3.99 |  |  | $ | 7.94 |  |  | $ | 7.10 |
Diluted | $ | 4.00 |  |  | $ | 3.95 |  |  | $ | 7.83 |  |  | $ | 7.02 |

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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/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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