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Long-Term Debt and Credit Facilities - Transaction Support Agreement Transactions - Debt (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2024 | Dec. 31, 2023
Long-term Debt and Credit Facilities |  |
Repaid | $ 2,258 |
Exchanged | 10,244 |
Term Loan | Term Loan A |  |
Long-term Debt and Credit Facilities |  |
Repaid | 933 |
Exchanged | 0 |
Term Loan | Term Loan A-1 |  |
Long-term Debt and Credit Facilities |  |
Repaid | 266 |
Exchanged | 0 |
Term Loan | Term Loan B |  |
Long-term Debt and Credit Facilities |  |
Repaid | 575 |
Exchanged | 3,259 |
Term Loan | Level 3 Financing, Inc. | Term Loan B |  |
Long-term Debt and Credit Facilities |  |
Repaid | 0 |
Exchanged | 2,398 |
Term Loan | Qwest Corporation | Term Loan B |  |
Long-term Debt and Credit Facilities |  |
Repaid | 215 |
Exchanged | $ 0 |
Senior Notes | 5.125% Senior Notes due 2026 |  |
Long-term Debt and Credit Facilities |  |
Stated interest rate (as a percent) | 5.125% | 5.125%
Repaid | $ 116 |
Exchanged | $ 147 |
Senior Notes | 4.000% Senior Notes due 2027 |  |
Long-term Debt and Credit Facilities |  |
Stated interest rate (as a percent) | 4.00% |
Repaid | $ 153 |
Exchanged | $ 865 |
Senior Notes | Level 3 Financing, Inc. | 3.400% Senior Notes due 2027 |  |
Long-term Debt and Credit Facilities |  |
Stated interest rate (as a percent) | 3.40% |
Repaid | $ 0 |
Exchanged | $ 668 |
Senior Notes | Level 3 Financing, Inc. | 3.875% Senior Notes due 2029 |  |
Long-term Debt and Credit Facilities |  |
Stated interest rate (as a percent) | 3.875% |
Repaid | $ 0 |
Exchanged | $ 678 |
Senior Notes | Level 3 Financing, Inc. | 4.625% Senior Notes due 2027 |  |
Long-term Debt and Credit Facilities |  |
Stated interest rate (as a percent) | 4.625% |
Repaid | $ 0 |
Exchanged | $ 606 |
Senior Notes | Level 3 Financing, Inc. | 4.250% Senior Notes due 2028 |  |
Long-term Debt and Credit Facilities |  |
Stated interest rate (as a percent) | 4.25% |
Repaid | $ 0 |
Exchanged | $ 712 |
Senior Notes | Level 3 Financing, Inc. | 3.625% Senior Notes due 2029 |  |
Long-term Debt and Credit Facilities |  |
Stated interest rate (as a percent) | 3.625% |
Repaid | $ 0 |
Exchanged | $ 458 |
Senior Notes | Level 3 Financing, Inc. | 3.750% Senior Notes due 2029 |  |
Long-term Debt and Credit Facilities |  |
Stated interest rate (as a percent) | 3.75% |
Repaid | $ 0 |
Exchanged | $ 453 |

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