Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-20-233143-index-headers.html | 2020-08-27 16:15:58 | |
| 0001193125-20-233143-index.html | 2020-08-27 16:15:58 | |
| 0001193125-20-233143.txt | 2020-08-27 16:15:58 | |
 0001193125-20-233143-xbrl.zip | 16987 | 2020-08-27 16:15:58 |
| ctl-20200827.xsd | 6499 | 2020-08-27 16:15:58 |
| ctl-20200827_cal.xml | 679 | 2020-08-27 16:15:58 |
| ctl-20200827_def.xml | 16663 | 2020-08-27 16:15:58 |
| ctl-20200827_lab.xml | 27625 | 2020-08-27 16:15:58 |
| ctl-20200827_pre.xml | 17317 | 2020-08-27 16:15:58 |
| d97085d8k.htm | 80794 | 2020-08-27 16:15:58 |
| d97085d8k_htm.xml | 12427 | 2020-08-27 16:15:58 |
| d97085dex991.htm | 8411 | 2020-08-27 16:15:58 |
| FilingSummary.xml | 1776 | 2020-08-27 16:15:58 |
| Financial_Report.xlsx | 6039 | 2020-08-27 16:15:58 |
 g97085g0826070618072.jpg | 32927 | 2020-08-27 16:15:58 |
| MetaLinks.json | 26282 | 2020-08-27 16:15:58 |
| R1.htm | 60867 | 2020-08-27 16:15:58 |
| report.css | 2767 | 2020-08-27 16:15:58 |
| Show.js | 1085 | 2020-08-27 16:15:58 |