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Other Long-Term Assets Other Long-Term Assets (Tables) | 12 Months Ended
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Sep. 30, 2013
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract] |
Other Long-Term Assets | The table below summarizes the types and amounts of TVA’s other long-term assets:
Other Long-Term Assets At September 30
| 2013 |  | 2012
EnergyRight® receivables | $ | 117 |  |  | $ | 115 |
Unamortized debt issue cost of power bonds | 75 |  |  | 70 |
Loans and other long-term receivables, net | 73 |  |  | 76 |
Coal contract derivative assets | 1 |  |  | 107 |
Prepaid capacity payments | 62 |  |  | 59 |
Currency swap assets | 28 |  |  | 21 |
Other | 89 |  |  | 61 |
Total other long-term assets | $ | 445 |  |  | $ | 509 |

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- Definition Tabular disclosure of noncurrent assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.17) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 17 -Article 5 + Details
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