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Long-Term Debt and Credit Facilities - Schedule of Long Term Debt (Details) - USD ($) $ in Millions |  | 12 Months Ended |
--- | --- | --- | ---
Nov. 27, 2019 | Dec. 31, 2022 | Dec. 31, 2021
Long-term Debt and Credit Facilities |  |  |
Finance lease and other obligations |  | $ 317 | $ 347
Unamortized (discounts) premiums, net |  | (7) | 21
Unamortized debt issuance costs |  | (169) | (220)
Total long-term debt |  | 20,572 | 28,982
Less current maturities |  | (154) | (1,554)
Long-term debt, excluding current maturities |  | 20,418 | 27,428
Credit facility | Revolving Credit Facility |  |  |
Long-term Debt and Credit Facilities |  |  |
Long-term debt, gross |  | $ 0 | $ 200
Long-term debt, weighted average interest rate |  |  | 2.103%
Credit facility | Revolving Credit Facility | LIBOR |  |  |
Long-term Debt and Credit Facilities |  |  |
Basis spread (as a percent) |  | 2.00% |
Term loan | Term Loan A |  |  |
Long-term Debt and Credit Facilities |  |  |
Long-term debt, gross |  | $ 991 | $ 1,050
Long-term debt, weighted average interest rate |  | 6.384% | 2.104%
Term loan | Term Loan A | LIBOR |  |  |
Long-term Debt and Credit Facilities |  |  |
Basis spread (as a percent) |  | 2.00% |
Term loan | Term Loan A-1 |  |  |
Long-term Debt and Credit Facilities |  |  |
Long-term debt, gross |  | $ 283 | $ 300
Long-term debt, weighted average interest rate |  | 6.384% | 2.104%
Term loan | Term Loan A-1 | LIBOR |  |  |
Long-term Debt and Credit Facilities |  |  |
Basis spread (as a percent) |  | 2.00% |
Term loan | Term Loan B |  |  |
Long-term Debt and Credit Facilities |  |  |
Long-term debt, gross |  | $ 3,941 | $ 4,900
Long-term debt, weighted average interest rate |  | 6.634% | 2.354%
Term loan | Term Loan B | LIBOR |  |  |
Long-term Debt and Credit Facilities |  |  |
Basis spread (as a percent) |  | 2.25% |
Senior notes | 4.000% Senior Secured Notes Due 2027 |  |  |
Long-term Debt and Credit Facilities |  |  |
Stated interest rate |  | 4.00% |
Long-term debt, gross |  | $ 1,250 | $ 1,250
Senior notes | Senior Notes Maturing 2023-2042 |  |  |
Long-term Debt and Credit Facilities |  |  |
Long-term debt, gross |  | $ 3,722 | 8,414
Senior notes | Senior Notes Maturing 2023-2042 | Minimum |  |  |
Long-term Debt and Credit Facilities |  |  |
Stated interest rate |  | 4.50% |
Senior notes | Senior Notes Maturing 2023-2042 | Maximum |  |  |
Long-term Debt and Credit Facilities |  |  |
Stated interest rate |  | 7.65% |
Level 3 Financing, Inc. | Term loan | Tranche B 2027 Term Loan |  |  |
Long-term Debt and Credit Facilities |  |  |
Long-term debt, gross |  | $ 2,411 | $ 3,111
Long-term debt, weighted average interest rate |  | 6.134% | 1.854%
Level 3 Financing, Inc. | Term loan | Tranche B 2027 Term Loan | LIBOR |  |  |
Long-term Debt and Credit Facilities |  |  |
Basis spread (as a percent) | 1.00% | 1.75% |
Level 3 Financing, Inc. | Senior notes | Senior Notes, Maturing 2027-2029 |  |  |
Long-term Debt and Credit Facilities |  |  |
Long-term debt, gross |  | $ 1,500 | $ 1,500
Level 3 Financing, Inc. | Senior notes | Senior Notes, Maturing 2027-2029 | Minimum |  |  |
Long-term Debt and Credit Facilities |  |  |
Stated interest rate |  | 3.40% |
Level 3 Financing, Inc. | Senior notes | Senior Notes, Maturing 2027-2029 | Maximum |  |  |
Long-term Debt and Credit Facilities |  |  |
Stated interest rate |  | 3.875% |
Level 3 Financing, Inc. | Senior notes | Senior Notes, Maturing 2027-2029 |  |  |
Long-term Debt and Credit Facilities |  |  |
Long-term debt, gross |  | $ 3,940 | $ 5,515
Level 3 Financing, Inc. | Senior notes | Senior Notes, Maturing 2027-2029 | Minimum |  |  |
Long-term Debt and Credit Facilities |  |  |
Stated interest rate |  | 3.625% |
Level 3 Financing, Inc. | Senior notes | Senior Notes, Maturing 2027-2029 | Maximum |  |  |
Long-term Debt and Credit Facilities |  |  |
Stated interest rate |  | 4.625% |
Embarq Corporation subsidiaries | Senior notes |  |  |
Long-term Debt and Credit Facilities |  |  |
Stated interest rate |  |  | 7.995%
Embarq Corporation subsidiaries | Senior notes | Disposal Group, Held-for-sale, Not Discontinued Operations |  |  |
Long-term Debt and Credit Facilities |  |  |
Long-term debt, indebtedness |  |  | $ 1,400
Embarq Corporation subsidiaries | First mortgage bonds |  |  |
Long-term Debt and Credit Facilities |  |  |
Long-term debt, gross |  | $ 0 | 138
Qwest Corporation | Term loan |  |  |
Long-term Debt and Credit Facilities |  |  |
Long-term debt, gross |  | $ 215 | $ 215
Long-term debt, weighted average interest rate |  | 6.64% | 2.11%
Qwest Corporation | Term loan | LIBOR |  |  |
Long-term Debt and Credit Facilities |  |  |
Basis spread (as a percent) |  | 2.25% |
Qwest Corporation | Senior notes |  |  |
Long-term Debt and Credit Facilities |  |  |
Long-term debt, gross |  | $ 1,986 | $ 1,986
Qwest Corporation | Senior notes | Minimum |  |  |
Long-term Debt and Credit Facilities |  |  |
Stated interest rate |  | 6.50% |
Qwest Corporation | Senior notes | Maximum |  |  |
Long-term Debt and Credit Facilities |  |  |
Stated interest rate |  | 7.75% |
Qwest Capital Funding, Inc. | Senior notes |  |  |
Long-term Debt and Credit Facilities |  |  |
Long-term debt, gross |  | $ 192 | $ 255
Qwest Capital Funding, Inc. | Senior notes | Minimum |  |  |
Long-term Debt and Credit Facilities |  |  |
Stated interest rate |  | 6.875% |
Qwest Capital Funding, Inc. | Senior notes | Maximum |  |  |
Long-term Debt and Credit Facilities |  |  |
Stated interest rate |  | 7.75% |

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