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Overview and Summary of Significant Accounting Policies (Tables) | 6 Months Ended
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Mar. 31, 2015
Accounting Policies [Abstract] |
Supplemental Disclosures of Cash Flow Information | Supplemental Disclosures of Cash Flow Information (in thousands):
| Six months ended March 31,
| 2015 |  |  |  |  | 2014 |
Non-cash capital expenditures | $ | 3,351 |  |  |  |  | $ | 389 |

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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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