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| 0000018926-22-000003-index.html | 2022-02-09 16:25:59 | |
| 0000018926-22-000003.txt | 2022-02-09 16:25:59 | |
 0000018926-22-000003-xbrl.zip | 49534 | 2022-02-09 16:25:59 |
| FilingSummary.xml | 1789 | 2022-02-09 16:25:59 |
| Financial_Report.xlsx | 5770 | 2022-02-09 16:25:59 |
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| lumn-20220209.htm | 44203 | 2022-02-09 16:25:59 |
| lumn-20220209.xsd | 2327 | 2022-02-09 16:25:59 |
| lumn-20220209_def.xml | 15511 | 2022-02-09 16:25:59 |
 lumn-20220209_g1.jpg | 9569 | 2022-02-09 16:25:59 |
| lumn-20220209_htm.xml | 13721 | 2022-02-09 16:25:59 |
| lumn-20220209_lab.xml | 30069 | 2022-02-09 16:25:59 |
| lumn-20220209_pre.xml | 16115 | 2022-02-09 16:25:59 |
| lumn4q20218-kexhibit991.htm | 421912 | 2022-02-09 16:25:59 |
| MetaLinks.json | 20399 | 2022-02-09 16:25:59 |
| R1.htm | 42750 | 2022-02-09 16:25:59 |
| report.css | 2767 | 2022-02-09 16:25:59 |
| Show.js | 1085 | 2022-02-09 16:25:59 |