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|---|---|---|
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| 0000858470-25-000165-index.html | 2025-08-05 16:36:47 | |
| 0000858470-25-000165.txt | 2025-08-05 16:36:47 | |
 0000858470-25-000165-xbrl.zip | 277244 | 2025-08-05 16:36:47 |
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| ctra-06302025ex31_1.htm | 9028 | 2025-08-05 16:36:47 |
| ctra-06302025ex31_2.htm | 9060 | 2025-08-05 16:36:47 |
| ctra-06302025ex32_1.htm | 6149 | 2025-08-05 16:36:47 |
| ctra-06302025ex3_2.htm | 168239 | 2025-08-05 16:36:47 |
| ctra-20250630.htm | 1979825 | 2025-08-05 16:36:47 |
| ctra-20250630.xsd | 50970 | 2025-08-05 16:36:47 |
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| report.css | 2767 | 2025-08-05 16:36:47 |
| Show.js | 1085 | 2025-08-05 16:36:47 |