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Long-Term Debt and Credit Facilities - Amended and Restated Credit Agreement (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021
Amended Credit Agreement | Minimum | Base Rate |  |
Long-term Debt and Credit Facilities |  |
Basis spread (as a percent) | 1.50% |
Amended Credit Agreement | Minimum | Eurodollar |  |
Long-term Debt and Credit Facilities |  |
Basis spread (as a percent) | 0.50% |
Amended Credit Agreement | Maximum | Base Rate |  |
Long-term Debt and Credit Facilities |  |
Basis spread (as a percent) | 2.25% |
Amended Credit Agreement | Maximum | Eurodollar |  |
Long-term Debt and Credit Facilities |  |
Basis spread (as a percent) | 1.25% |
Credit Facility | Senior Secured Revolving Credit Facility |  |
Long-term Debt and Credit Facilities |  |
Long-term debt, gross | $ 2,200 |
Credit Facility | Revolving Credit Facility |  |
Long-term Debt and Credit Facilities |  |
Long-term debt, gross | 0 | $ 200
Credit Facility | Revolving Credit Facility | CenturyLink Escrow, LLC | Swingline Loan |  |
Long-term Debt and Credit Facilities |  |
Maximum borrowing capacity | 250 |
Credit Facility | Revolving Credit Facility | CenturyLink Escrow, LLC | Letter of Credit |  |
Long-term Debt and Credit Facilities |  |
Maximum borrowing capacity | 800 |
Term Loan | Term Loan A |  |
Long-term Debt and Credit Facilities |  |
Long-term debt, gross | 991 | 1,050
Term Loan | Term Loan A-1 |  |
Long-term Debt and Credit Facilities |  |
Long-term debt, gross | 283 | 300
Term Loan | Term Loan B |  |
Long-term Debt and Credit Facilities |  |
Long-term debt, gross | $ 3,941 | $ 4,900
Term Loan | Amended Credit Agreement, Term Loan B | Base Rate |  |
Long-term Debt and Credit Facilities |  |
Basis spread (as a percent) | 1.25% |
Term Loan | Amended Credit Agreement, Term Loan B | Eurodollar |  |
Long-term Debt and Credit Facilities |  |
Basis spread (as a percent) | 2.25% |

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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI https://asc.fasb.org/extlink&oid=123466204&loc=SL6031897-161870 Reference 2: 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(16)) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 4: 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(16)) -URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878 + Details
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