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Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Sep. 30, 2016
Accounting Policies [Abstract] |
Number Of Shares Used In Calculation Of Earnings Per Share | The number of shares used in the calculation of earnings per share for each year presented is as follows:
(in thousands) |  | 2016 |  | 2015 |  | 2014 |
Weighted Average Shares Outstanding — Basic |  |  | 25,762 |  |  | 26,077 |  |  | 26,447 |
Performance- Accelerated Restricted Stock |  |  | 206 |  |  | 188 |  |  | 197 |
Shares — Diluted |  |  | 25,968 |  |  | 26,265 |  |  | 26,644 |

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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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