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v3.23.3

Other Long-Term Liabilities Other Long-Term Liabilities (Details) - USD ($) $ in Millions | Sep. 30, 2023 | Sep. 30, 2022
--- | --- | ---
Portion at Other than Fair Value Measurement [Member] |  |  |
Derivative, Fair Value, Net [Abstract] |  |  |
EnergyRight financing obligation | $ (69) | $ (72) |
Long-term debt of variable interest entities (including current maturities) | 968 | 1,007 |
Interest rate swaps | 662 | 905 |
Currency swap liabilities | 141 | 240 | [1]
EnergyRight financing obligation | (81) | (81) |
Deferred Revenue, Noncurrent | 45 | 39 |
Non-current regulatory liabilities | 107 | 172 |
Total other long-term liabilities | 1,211 | $ 1,485 |
Finance Lease, Liability | $ 632 |  |
Operating Lease, Liability, Statement of Financial Position [Extensible Enumeration] | Other Liabilities | Other Liabilities |
Deferred Compensation Liability, Current | $ (65) | $ (53) |
Current portion of energy prepayment obligations | 21 | 16 |
Fair value | 52 | 1 |
Long-term debt of variable interest entities (including current maturities) | 927 | 989 |
Other long-term liabilities |  |  |
Other Long-Term Liabilities |  |  |
Interest rate swaps | 627 | 851 |
Currency swap liabilities | 131 | 228 |
Derivative, Fair Value, Net [Abstract] |  |  |
EnergyRight financing obligation | (55) | (58) |
Environmental agreements liability | 41 | 39 |
Customer Advances for Construction | 56 | 53 |
Other | 111 | 123 |
Accounts payable and accrued liabilities |  |  |
Derivative, Fair Value, Net [Abstract] |  |  |
EnergyRight financing obligation | (14) | (14) |
Customer Advances for Construction | $ 39 | $ 33 |
[1] | See Note 15 — Risk Management Activities and Derivative Transactions — Offsetting of Derivative Assets and Liabilities.

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