Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950103-20-022654-index-headers.html | 2020-11-20 16:59:09 | |
| 0000950103-20-022654-index.html | 2020-11-20 16:59:09 | |
| 0000950103-20-022654.txt | 2020-11-20 16:59:09 | |
 0000950103-20-022654-xbrl.zip | 14186 | 2020-11-20 16:59:09 |
| ctra-20201120.xsd | 3201 | 2020-11-20 16:59:09 |
| ctra-20201120_lab.xml | 34591 | 2020-11-20 16:59:09 |
| ctra-20201120_pre.xml | 22720 | 2020-11-20 16:59:09 |
| dp141301_8k.htm | 28047 | 2020-11-20 16:59:09 |
| dp141301_8k_htm.xml | 3472 | 2020-11-20 16:59:09 |
| dp141301_ex9901.htm | 11995 | 2020-11-20 16:59:09 |
| FilingSummary.xml | 1633 | 2020-11-20 16:59:09 |
| Financial_Report.xlsx | 5431 | 2020-11-20 16:59:09 |
 image_001.jpg | 4129 | 2020-11-20 16:59:09 |
 image_002.jpg | 4126 | 2020-11-20 16:59:09 |
 image_003.jpg | 3765 | 2020-11-20 16:59:09 |
| MetaLinks.json | 38960 | 2020-11-20 16:59:09 |
| R1.htm | 38587 | 2020-11-20 16:59:09 |
| report.css | 2767 | 2020-11-20 16:59:09 |
| Show.js | 1085 | 2020-11-20 16:59:09 |