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|---|---|---|
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| 0000858470-24-000069-index.html | 2024-05-03 14:26:07 | |
| 0000858470-24-000069.txt | 2024-05-03 14:26:07 | |
 0000858470-24-000069-xbrl.zip | 200652 | 2024-05-03 14:26:07 |
| ctra-03312024ex31_1.htm | 9155 | 2024-05-03 14:26:07 |
| ctra-03312024ex31_2.htm | 9182 | 2024-05-03 14:26:07 |
| ctra-03312024ex32_1.htm | 6237 | 2024-05-03 14:26:07 |
| ctra-20240331.htm | 1344836 | 2024-05-03 14:26:07 |
| ctra-20240331.xsd | 40684 | 2024-05-03 14:26:07 |
| ctra-20240331_cal.xml | 94996 | 2024-05-03 14:26:07 |
| ctra-20240331_def.xml | 172264 | 2024-05-03 14:26:07 |
| ctra-20240331_htm.xml | 1077831 | 2024-05-03 14:26:07 |
| ctra-20240331_lab.xml | 569923 | 2024-05-03 14:26:07 |
| ctra-20240331_pre.xml | 396689 | 2024-05-03 14:26:07 |
| FilingSummary.xml | 36782 | 2024-05-03 14:26:07 |
| Financial_Report.xlsx | 78135 | 2024-05-03 14:26:07 |
| MetaLinks.json | 743244 | 2024-05-03 14:26:07 |
| R1.htm | 54686 | 2024-05-03 14:26:07 |
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| R9999.htm | 14759 | 2024-05-03 14:26:07 |
| report.css | 2767 | 2024-05-03 14:26:07 |
| Show.js | 1085 | 2024-05-03 14:26:07 |