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Earnings Per Share (Tables) | 6 Months Ended
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Mar. 31, 2020
Earnings Per Share [Abstract] |
Weighted average number of shares used to compute earnings per share | The weighted average number of shares outstanding used to compute earnings per share was as follows:
|  | Three Months Ended March 31, |  |  |  | Six Months Ended March 31, |  |
(shares in thousands) |  | 2020 |  | 2019 |  | 2020 |  | 2019
Basic weighted average shares outstanding |  | 63,934 |  |  | 64,369 |  |  | 64,264 |  |  | 64,600 |
Dilutive effect of unvested RSUs |  | 191 |  |  | 274 |  |  | 182 |  |  | 217 |
Denominator for diluted earnings per share |  | 64,125 |  |  | 64,643 |  |  | 64,446 |  |  | 64,817 |

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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://fasb.org/us-gaap/role/ref/legacyRef -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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