Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000018926-20-000011-index-headers.html | 2020-05-06 16:23:12 | |
| 0000018926-20-000011-index.html | 2020-05-06 16:23:12 | |
| 0000018926-20-000011.txt | 2020-05-06 16:23:12 | |
 0000018926-20-000011-xbrl.zip | 55058 | 2020-05-06 16:23:12 |
| ctl-20200331.xsd | 4473 | 2020-05-06 16:23:12 |
| ctl-20200331_cal.xml | 649 | 2020-05-06 16:23:12 |
| ctl-20200331_def.xml | 15274 | 2020-05-06 16:23:12 |
| ctl-20200331_lab.xml | 32670 | 2020-05-06 16:23:12 |
| ctl-20200331_pre.xml | 17130 | 2020-05-06 16:23:12 |
| ctl1q20208-kearningsre.htm | 55229 | 2020-05-06 16:23:12 |
| ctl1q20208-kearningsre_htm.xml | 6517 | 2020-05-06 16:23:12 |
| ctl1q20208-kexhibit991.htm | 367164 | 2020-05-06 16:23:12 |
 ctllogoa01a09.jpg | 17400 | 2020-05-06 16:23:12 |
 earningsreleaselogoa02.jpg | 78342 | 2020-05-06 16:23:12 |
| FilingSummary.xml | 1911 | 2020-05-06 16:23:12 |
| Financial_Report.xlsx | 5878 | 2020-05-06 16:23:12 |
| MetaLinks.json | 21625 | 2020-05-06 16:23:12 |
| R1.htm | 42773 | 2020-05-06 16:23:12 |
| report.css | 2767 | 2020-05-06 16:23:12 |
| Show.js | 1085 | 2020-05-06 16:23:12 |