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|---|---|---|
 0000018926-16-000055-index-headers.html | 2016-05-05 11:47:12 | |
| 0000018926-16-000055-index.html | 2016-05-05 11:47:12 | |
| 0000018926-16-000055.txt | 2016-05-05 11:47:12 | |
 0000018926-16-000055-xbrl.zip | 164646 | 2016-05-05 11:47:12 |
| ctl-20160331.xml | 1068357 | 2016-05-05 11:47:12 |
| ctl-20160331.xsd | 33567 | 2016-05-05 11:47:12 |
| ctl-2016033110q.htm | 1335475 | 2016-05-05 11:47:12 |
| ctl-2016033110qex12.htm | 59139 | 2016-05-05 11:47:12 |
| ctl-2016033110qex311.htm | 12186 | 2016-05-05 11:47:12 |
| ctl-2016033110qex312.htm | 12244 | 2016-05-05 11:47:12 |
| ctl-2016033110qex32.htm | 7608 | 2016-05-05 11:47:12 |
| ctl-20160331_cal.xml | 74413 | 2016-05-05 11:47:12 |
| ctl-20160331_def.xml | 185952 | 2016-05-05 11:47:12 |
| ctl-20160331_lab.xml | 549304 | 2016-05-05 11:47:12 |
| ctl-20160331_pre.xml | 310471 | 2016-05-05 11:47:12 |
 ctllogo1a03.jpg | 17400 | 2016-05-05 11:47:12 |
| FilingSummary.xml | 26193 | 2016-05-05 11:47:12 |
| Financial_Report.xlsx | 59120 | 2016-05-05 11:47:12 |
| R1.htm | 22393 | 2016-05-05 11:47:12 |
| R10.htm | 18506 | 2016-05-05 11:47:12 |
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| R7.htm | 81888 | 2016-05-05 11:47:12 |
| R8.htm | 4389 | 2016-05-05 11:47:12 |
| R9.htm | 33589 | 2016-05-05 11:47:12 |
| report.css | 2767 | 2016-05-05 11:47:12 |
| Show.js | 1410 | 2016-05-05 11:47:12 |