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Other Long-Term Liabilities (Tables) | 9 Months Ended
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Jun. 30, 2015
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 June 30, 2015 |  | At September 30, 2014
Interest rate swap liabilities | $ | 1,419 |  |  | $ | 1,348 |
Environmental Agreements liability | 63 |  |  | 108 |
EnergyRight® financing obligation | 149 |  |  | 152 |
Membership interests of VIE subject to mandatory redemption | 36 |  |  | 37 |
Commodity contract derivative liabilities | 29 |  |  | 17 |
Currency swap liabilities | 23 |  |  | 15 |
Commodity swap derivative liabilities | 11 |  |  | 14 |
Other | 289 |  |  | 271 |
Total other long-term liabilities | $ | 2,019 |  |  | $ | 1,962 |

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