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EARNINGS (LOSS) PER COMMON SHARE (Tables) | 12 Months Ended
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Sep. 30, 2023
Earnings Per Share [Abstract] |
Schedule of Computation of Basic and Diluted Earnings Per Share | The following table sets forth the computation of basic and diluted earnings (loss) per share:
| September 30,
(in thousands, except per share amounts) | 2023 |  | 2022 |  | 2021
Numerator: |  |  |  |  |
Net income (loss) | $ | 434,100 |  |  | $ | 6,953 |  |  | $ | (326,150) |
Adjustment for basic earnings (loss) per share: |  |  |  |  |
Earnings allocated to unvested shareholders | (5,863) |  |  | (1,508) |  |  | (1,350) |
Numerator for basic earnings (loss) per share | 428,237 |  |  | 5,445 |  |  | (327,500) |
Adjustment for diluted earnings (loss) per share: |  |  |  |  |
Effect of reallocating undistributed earnings of unvested shareholders | 12 |  |  | — |  |  | — |
Numerator for diluted earnings (loss) per share | $ | 428,249 |  |  | $ | 5,445 |  |  | $ | (327,500) |
Denominator: |  |  |  |  |
Denominator for basic earnings (loss) per share - weighted-average shares | 102,447 |  |  | 105,891 |  |  | 107,818 |
Effect of dilutive shares from restricted stock and performance share units | 405 |  |  | 664 |  |  | — |
Denominator for diluted earnings (loss) per share - adjusted weighted-average shares | 102,852 |  |  | 106,555 |  |  | 107,818 |
Basic earnings (loss) per common share | $ | 4.18 |  |  | $ | 0.05 |  |  | $ | (3.04) |
Diluted earnings (loss) per common share | $ | 4.16 |  |  | $ | 0.05 |  |  | $ | (3.04) |
Schedule of Anti-Dilutive Shares Excluded from the Calculation of Diluted Earnings Per Share | The following potentially dilutive average shares attributable to outstanding equity awards were excluded from the calculation of diluted earnings (loss) per share because their inclusion would have been anti-dilutive:
(in thousands, except per share amounts) | 2023 |  | 2022 |  | 2021
Potentially dilutive shares excluded as anti-dilutive | 2,451 |  |  | 2,543 |  |  | 3,894 |
Weighted-average price per share | $ | 62.08 |  |  | $ | 62.36 |  |  | $ | 57.23 |

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- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482662/260-10-50-1 + Details
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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 -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482662/260-10-50-1 + Details
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