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Other Long-Term Liabilities (Tables) | 3 Months Ended
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Dec. 31, 2013
Other Liabilities, Noncurrent [Abstract] |
Other Long-Term Liabilities | The table below summarizes the types and amounts of Other long-term liabilities:
Other Long-Term Liabilities
| At December 31, 2013 |  | At September 30, 2013
Interest rate swap liabilities | $ | 1,060 |  |  | $ | 1,199 |
Environmental agreements liability | 165 |  |  | 190 |
EnergyRight® purchase obligation | 149 |  |  | 149 |
Membership interests of VIE subject to mandatory redemption | 38 |  |  | 38 |
Coal contract derivative liabilities | 44 |  |  | 35 |
Commodity swap derivative liabilities | 29 |  |  | 36 |
Currency swap liabilities | 12 |  |  | 15 |
Other | 223 |  |  | 199 |
Total other long-term liabilities | $ | 1,720 |  |  | $ | 1,861 |

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- Definition Tabular disclosure of other noncurrent liabilities. + References No definition available. + Details
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