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Other Long-Term Assets (Tables) | 9 Months Ended
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Jun. 30, 2025
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 (in millions)
| At June 30, 2025 |  | At September 30, 2024
Loans and other long-term receivables, net | $ | 111 |  |  | $ | 84 |
Cloud assets | 98 |  |  | 35 |
Prepaid long-term service agreements | 68 |  |  | 62 |
Prepaid capital assets | 67 |  |  | 29 |
EnergyRight® receivables, net | 44 |  |  | 44 |
Commodity contract derivative assets | 17 |  |  | 2 |
Other | 85 |  |  | 88 |
Total other long-term assets | $ | 490 |  |  | $ | 344 |

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- Definition Tabular disclosure of noncurrent assets. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(17)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
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