Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-20-184194-index-headers.html | 2020-06-30 17:30:58 | |
| 0001193125-20-184194-index.html | 2020-06-30 17:30:58 | |
| 0001193125-20-184194.txt | 2020-06-30 17:30:58 | |
 0001193125-20-184194-xbrl.zip | 17506 | 2020-06-30 17:30:58 |
| ctl-20200629.xsd | 6773 | 2020-06-30 17:30:58 |
| ctl-20200629_cal.xml | 677 | 2020-06-30 17:30:58 |
| ctl-20200629_def.xml | 17122 | 2020-06-30 17:30:58 |
| ctl-20200629_lab.xml | 28593 | 2020-06-30 17:30:58 |
| ctl-20200629_pre.xml | 17831 | 2020-06-30 17:30:58 |
| d949333d8k.htm | 94285 | 2020-06-30 17:30:58 |
| d949333d8k_htm.xml | 13554 | 2020-06-30 17:30:58 |
| d949333dex991.htm | 7482 | 2020-06-30 17:30:58 |
| FilingSummary.xml | 1781 | 2020-06-30 17:30:58 |
| Financial_Report.xlsx | 6096 | 2020-06-30 17:30:58 |
 g949333g0629202602321.jpg | 32927 | 2020-06-30 17:30:58 |
| MetaLinks.json | 26848 | 2020-06-30 17:30:58 |
| R1.htm | 63327 | 2020-06-30 17:30:58 |
| report.css | 2767 | 2020-06-30 17:30:58 |
| Show.js | 1085 | 2020-06-30 17:30:58 |