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DEBT OBLIGATIONS - NARRATIVE (Details) $ in Millions | 3 Months Ended | 9 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Nov. 09, 2024 USD ($) | Aug. 17, 2024 USD ($) agreement DerivativeInstrument | Nov. 04, 2023 USD ($) | Nov. 09, 2024 USD ($) | Nov. 04, 2023 USD ($) | Dec. 11, 2024 USD ($) | Sep. 13, 2024 USD ($) | Sep. 12, 2024 USD ($) | Feb. 03, 2024 USD ($)
Debt |  |  |  |  |  |  |  |  |  |
Total debt, excluding obligations under finance leases |  | $ 20,578 |  |  | $ 20,578 |  |  |  |  | $ 10,187
Less current portion |  | (10) |  |  | (10) |  |  |  |  | (25)
Total long-term debt, excluding obligations under finance leases |  | 20,568 |  |  | 20,568 |  |  |  |  | 10,162
Cash paid for interest |  |  |  |  | 355 | $ 467 |  |  |  |
Interest income |  | 147 |  | $ 29 | 220 | 87 |  |  |  |
Fair value of total debt |  | 19,731 |  |  | 19,731 |  |  |  |  | 9,401
Unamortized gains (losses) on cash flow hedging activities, net of income tax | [1] | (50) |  | 121 | (103) | 317 |  |  |  |
Senior notes due through 2049 |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |
Total debt, excluding obligations under finance leases |  | $ 19,520 |  |  | $ 19,520 |  |  |  |  | 9,123
Senior notes due through 2049 | Minimum |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |
Interest rate (as a percent) |  | 1.70% |  |  | 1.70% |  |  |  |  |
Senior notes due through 2049 | Maximum |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |
Interest rate (as a percent) |  | 8.00% |  |  | 8.00% |  |  |  |  |
Other |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |
Total debt, excluding obligations under finance leases |  | $ 1,058 |  |  | $ 1,058 |  |  |  |  | $ 1,064
Terminated forward-starting interest swaps |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |
Number of derivatives terminated | DerivativeInstrument |  |  | 5 |  |  |  |  |  |  |
Notional amount |  |  | $ 5,350 |  |  |  |  |  |  |
Terminated forward-starting interest swaps | Not Designated |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |
Notional amount |  |  | 3,000 |  |  |  |  |  |  |
Unrealized gain (loss) |  |  |  | $ 129 |  | $ 329 |  |  |  |
Realized loss on derivatives |  |  |  |  | $ 55 |  |  |  |  |
Terminated forward-starting interest swaps | Cash flow hedges | Designated |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |
Notional amount |  |  | 2,350 |  |  |  |  |  |  |
Unamortized gain (loss) |  |  | 48 |  |  |  |  |  |  |
Unamortized gains (losses) on cash flow hedging activities, net of income tax |  |  | 36 |  |  |  |  |  |  |
Treasury Lock | Cash flow hedges | Designated |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |
Unamortized gain (loss) |  | (56) |  |  |  |  |  |  |  |
Unamortized gains (losses) on cash flow hedging activities, net of income tax |  | $ (43) |  |  |  |  |  |  |  |
10-year treasury lock agreements | Cash flow hedges | Designated |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |
Notional amount |  |  | $ 2,100 |  |  |  |  |  |  |
Number of contracts | agreement |  |  | 2 |  |  |  |  |  |  |
Derivative, term of contract |  |  | 10 years |  |  |  |  |  |  |
Average fixed rate (as a percent) |  |  | 3.91% |  |  |  |  |  |  |
30-year treasury lock agreements | Cash flow hedges | Designated |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |
Notional amount |  |  | $ 3,250 |  |  |  |  |  |  |
Number of contracts | agreement |  |  | 2 |  |  |  |  |  |  |
Derivative, term of contract |  |  | 30 years |  |  |  |  |  |  |
Average fixed rate (as a percent) |  |  | 4.11% |  |  |  |  |  |  |
Unsecured revolving credit facility |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  |  |  |  |  | $ 2,750 |
Unsecured revolving credit facility | Subsequent Events |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  |  |  | $ 2,750 |  |  |
Unsecured revolving credit facility | Proposed Merger Closing Date |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  |  |  |  | $ 5,000 |  |
Additional borrowing capacity |  |  |  |  |  |  |  | $ 2,250 |  |
[1] | Amount is net of tax of $(14) for the third quarter of 2024 and $36 for the third quarter of 2023. Amount is net of tax of $(30) for the first three quarters of 2024 and $96 for the first three quarters of 2023.

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