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| 0001564590-19-042312-index.html | 2019-11-08 16:51:34 | |
| 0001564590-19-042312.txt | 2019-11-08 16:51:34 | |
 0001564590-19-042312-xbrl.zip | 117737 | 2019-11-08 16:51:34 |
| crr-10q_20190930.htm | 1376812 | 2019-11-08 16:51:34 |
| crr-20190930.xml | 1009352 | 2019-11-08 16:51:34 |
| crr-20190930.xsd | 40738 | 2019-11-08 16:51:34 |
| crr-20190930_cal.xml | 53917 | 2019-11-08 16:51:34 |
| crr-20190930_def.xml | 174322 | 2019-11-08 16:51:34 |
| crr-20190930_lab.xml | 384343 | 2019-11-08 16:51:34 |
| crr-20190930_pre.xml | 277657 | 2019-11-08 16:51:34 |
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| crr-ex312_9.htm | 8468 | 2019-11-08 16:51:34 |
| crr-ex32_8.htm | 6928 | 2019-11-08 16:51:34 |
| crr-ex95_11.htm | 60442 | 2019-11-08 16:51:34 |
| FilingSummary.xml | 24330 | 2019-11-08 16:51:34 |
| Financial_Report.xlsx | 58635 | 2019-11-08 16:51:34 |
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| R9.htm | 6883 | 2019-11-08 16:51:34 |
| report.css | 2767 | 2019-11-08 16:51:34 |
| Show.js | 1085 | 2019-11-08 16:51:34 |