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| 0001564590-16-028682-index.html | 2016-11-09 16:43:22 | |
| 0001564590-16-028682.txt | 2016-11-09 16:43:22 | |
 0001564590-16-028682-xbrl.zip | 119503 | 2016-11-09 16:43:22 |
| crk-10q_20160930.htm | 932076 | 2016-11-09 16:43:22 |
| crk-20160930.xml | 1049526 | 2016-11-09 16:43:22 |
| crk-20160930.xsd | 50111 | 2016-11-09 16:43:22 |
| crk-20160930_cal.xml | 47354 | 2016-11-09 16:43:22 |
| crk-20160930_def.xml | 129505 | 2016-11-09 16:43:22 |
| crk-20160930_lab.xml | 339884 | 2016-11-09 16:43:22 |
| crk-20160930_pre.xml | 244022 | 2016-11-09 16:43:22 |
| crk-ex311_7.htm | 16770 | 2016-11-09 16:43:22 |
| crk-ex312_8.htm | 16734 | 2016-11-09 16:43:22 |
| crk-ex321_9.htm | 6050 | 2016-11-09 16:43:22 |
| crk-ex322_6.htm | 6026 | 2016-11-09 16:43:22 |
| crk-ex41_831.htm | 19022 | 2016-11-09 16:43:22 |
| FilingSummary.xml | 21617 | 2016-11-09 16:43:22 |
| Financial_Report.xlsx | 54404 | 2016-11-09 16:43:22 |
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| R9.htm | 11198 | 2016-11-09 16:43:22 |
| report.css | 2767 | 2016-11-09 16:43:22 |
| Show.js | 1410 | 2016-11-09 16:43:22 |