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v3.24.3

Other Long-Term Liabilities Other Long-Term Liabilities (Details) - USD ($) $ in Millions | Sep. 30, 2024 | Sep. 30, 2023
--- | --- | ---
Other Long-Term Liabilities |  |  |
Interest rate swaps | $ 840 | $ 662 |
Currency swap liabilities | 116 | 141 | [1]
Operating Lease, Liability, Noncurrent | 88 | 93 |
Derivative, Fair Value, Net [Abstract] |  |  |
EnergyRight financing obligation | (74) | (81) |
Deferred Revenue, Noncurrent | 48 | 45 |
Non-current regulatory liabilities | 83 | 107 |
Total other long-term liabilities | 1,712 | 1,211 |
Finance Lease, Liability | 780 |  |
Deferred Compensation Liability, Current | (74) | (65) |
Current portion of energy prepayment obligations | 28 | 21 |
Fair value | 64 | 52 |
Long-term debt of variable interest entities (including current maturities) | 966 | 927 |
Long-term project cost accruals | 140 | 10 |
Environmental Exit Costs, Costs Accrued to Date | 212 | 0 |
Deferred Compensation Liability, Classified, Noncurrent | 50 | 41 |
Other long-term liabilities |  |  |
Other Long-Term Liabilities |  |  |
Interest rate swaps | 792 | 627 |
Currency swap liabilities | 109 | 131 |
Derivative, Fair Value, Net [Abstract] |  |  |
EnergyRight financing obligation | (52) | (55) |
Customer Advances for Construction | 55 | 56 |
Other | 102 | 101 |
Accounts payable and accrued liabilities |  |  |
Derivative, Fair Value, Net [Abstract] |  |  |
EnergyRight financing obligation | (13) | (14) |
Customer Advances for Construction | 60 | 39 |
Long-term project cost accruals | 124 |  |
Environmental Exit Costs, Costs Accrued to Date | $ 3 | 0 |
Accounts Payable [Member] |  |  |
Derivative, Fair Value, Net [Abstract] |  |  |
Long-term project cost accruals |  | $ 14 |
[1] | See Note 15 — Risk Management Activities and Derivative Transactions — Offsetting of Derivative Assets and Liabilities.

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