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Summary Of Significant Accounting Policies (Tables) | 12 Months Ended
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Sep. 30, 2012
Summary Of Significant Accounting Policies [Abstract] |
Supplemental Disclosures Of Cash Flow Information |
| Year Ended September 30,
| 2012 | 2011 | 2010
Cash paid during the period for: |  |  |
Interest | $ 141 | $ 102 | $ 563
Income taxes, net of refunds | 12,104 | 3,889 | 31,993

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- Definition Tabular disclosure of supplemental cash flow information for the periods presented. + References No definition available. + Details
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