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| 0000794323-17-000016-index.html | 2017-11-09 10:45:06 | |
| 0000794323-17-000016.txt | 2017-11-09 10:45:06 | |
 0000794323-17-000016-xbrl.zip | 234332 | 2017-11-09 10:45:06 |
| FilingSummary.xml | 24746 | 2017-11-09 10:45:06 |
| Financial_Report.xlsx | 73199 | 2017-11-09 10:45:06 |
| lvlt-093017_10q.htm | 1846631 | 2017-11-09 10:45:06 |
| lvlt-20170930.xml | 3353489 | 2017-11-09 10:45:06 |
| lvlt-20170930.xsd | 41976 | 2017-11-09 10:45:06 |
| lvlt-20170930_cal.xml | 82108 | 2017-11-09 10:45:06 |
| lvlt-20170930_def.xml | 233024 | 2017-11-09 10:45:06 |
| lvlt-20170930_lab.xml | 560798 | 2017-11-09 10:45:06 |
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| lvltexhibit12-93017.htm | 66524 | 2017-11-09 10:45:06 |
| lvltexhibit311-93017.htm | 13662 | 2017-11-09 10:45:06 |
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| report.css | 2767 | 2017-11-09 10:45:06 |
| Show.js | 1410 | 2017-11-09 10:45:06 |