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Overview and Summary of Significant Accounting Policies (Tables) | 3 Months Ended
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Dec. 31, 2014
Accounting Policies [Abstract] |
Supplemental Disclosures of Cash Flow Information | Supplemental Disclosures of Cash Flow Information (in thousands):
| Three months ended December 31,
| 2014 |  |  |  |  | 2013 |
Non-cash capital expenditures | $ | 8,727 |  |  |  |  | $ | — |

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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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