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Other Long-Term Liabilities (Details) - USD ($) $ in Millions | Jun. 30, 2022 | Sep. 30, 2021
--- | --- | ---
Other Long-Term Liabilities |  |  |
Pipeline financing obligation |  | $ 35 | $ 42
Deferred Revenue, Noncurrent |  | 39 | 37
Interest Rate Derivative Liabilities, at Fair Value |  | 1,074 | 1,639
Operating Lease, Liability, Noncurrent |  | 111 | 122
Currency swap liabilities | [1] | 133 | 83
EnergyRight® financing obligation |  | (82) | (92)
Other long-term liabilities |  | 1,560 | 2,041
Regulatory Liability, Noncurrent |  | 88 | 40
Deferred Compensation Liability, Current |  | 46 | 51
Deferred Revenue, Current |  | 14 | 17
Other Sundry Liabilities |  |  | 19
Deferred Revenue |  |  | 5
Operating lease liability [Member] |  |  |
Other Long-Term Liabilities |  |  |
Accounts Payable and Accrued Liabilities |  | 60 | 40
Accounts payable and accrued liabilities |  |  |
Other Long-Term Liabilities |  |  |
Obligations under long-term service agreements |  | (38) | (28)
Interest Rate Derivative Liabilities, at Fair Value |  | 72 | 115
EnergyRight® financing obligation |  | (15) | (16)
Customer Advances for Construction |  | 35 | 38
Other long-term liabilities |  |  |
Other Long-Term Liabilities |  |  |
Obligations under long-term service agreements |  | (9) | (29)
Interest Rate Derivative Liabilities, at Fair Value |  | 1,002 | 1,524
Currency swap liabilities |  | 123 | 76
EnergyRight® financing obligation |  | (58) | (66)
Other |  | 133 | 121
Customer Advances for Construction |  | 50 | 24
Other Current Liabilities |  |  |
Other Long-Term Liabilities |  |  |
Currency swap liabilities |  | $ 10 | $ 7
[1] | TVA records currency swaps net of cash collateral received from or paid to the counterparty, to the extent such amount is not recorded in Accounts payable and accrued liabilities. See Note 14 — Risk Management Activities and Derivative Transactions — Offsetting of Derivative Assets and Liabilities.

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- Definition Obligations under long-term service agreements with manufacturers that provide for certain maintenance, monitoring, and outage support. + References No definition available. + Details
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- Definition Sum of the carrying values as of the balance sheet date of obligations incurred through that date, including liabilities incurred and payable to vendors for goods and services received, taxes, interest, rent and utilities, compensation costs, payroll taxes and fringe benefits (other than pension and postretirement obligations), contractual rights and obligations, and statutory obligations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.15) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.15(1),(5)) -URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878 + Details
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