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|---|---|---|
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| 0001346980-12-000011-index.html | 2012-03-29 06:24:24 | |
| 0001346980-12-000011.txt | 2012-03-29 06:24:24 | |
 0001346980-12-000011-xbrl.zip | 128096 | 2012-03-29 06:24:24 |
| cpr-20111231.xml | 1316417 | 2012-03-29 06:24:24 |
| cpr-20111231.xsd | 19094 | 2012-03-29 06:24:24 |
| cpr-20111231_cal.xml | 60170 | 2012-03-29 06:24:24 |
| cpr-20111231_def.xml | 68275 | 2012-03-29 06:24:24 |
| cpr-20111231_lab.xml | 264590 | 2012-03-29 06:24:24 |
| cpr-20111231_pre.xml | 141185 | 2012-03-29 06:24:24 |
| cpr1231201110k.htm | 3943140 | 2012-03-29 06:24:24 |
| cpr12312011ex1018.htm | 237666 | 2012-03-29 06:24:24 |
| cpr12312011ex1035.htm | 93753 | 2012-03-29 06:24:24 |
| cpr12312011ex1036.htm | 94149 | 2012-03-29 06:24:24 |
| cpr12312011ex311.htm | 11318 | 2012-03-29 06:24:24 |
| cpr12312011ex312.htm | 11328 | 2012-03-29 06:24:24 |
| cpr12312011ex321.htm | 4973 | 2012-03-29 06:24:24 |
| cpr12312011ex322.htm | 5010 | 2012-03-29 06:24:24 |
| cpr12312011ex991.htm | 136506 | 2012-03-29 06:24:24 |
| cpr12312011ex992.htm | 154067 | 2012-03-29 06:24:24 |
| FilingSummary.xml | 12241 | 2012-03-29 06:24:24 |
| Financial_Report.xls | 1135680 | 2012-03-29 06:24:24 |
| R1.htm | 40322 | 2012-03-29 06:24:24 |
| R10.htm | 41297 | 2012-03-29 06:24:24 |
| R11.htm | 74184 | 2012-03-29 06:24:24 |
| R12.htm | 259185 | 2012-03-29 06:24:24 |
| R13.htm | 27293 | 2012-03-29 06:24:24 |
| R14.htm | 95688 | 2012-03-29 06:24:24 |
| R15.htm | 134234 | 2012-03-29 06:24:24 |
| R16.htm | 101686 | 2012-03-29 06:24:24 |
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| R18.htm | 14677 | 2012-03-29 06:24:24 |
| R19.htm | 18953 | 2012-03-29 06:24:24 |
| R2.htm | 169691 | 2012-03-29 06:24:24 |
| R20.htm | 5987 | 2012-03-29 06:24:24 |
| R21.htm | 30724 | 2012-03-29 06:24:24 |
| R22.htm | 31792 | 2012-03-29 06:24:24 |
| R23.htm | 171912 | 2012-03-29 06:24:24 |
| R24.htm | 5935 | 2012-03-29 06:24:24 |
| R3.htm | 34444 | 2012-03-29 06:24:24 |
| R4.htm | 92649 | 2012-03-29 06:24:24 |
| R5.htm | 74668 | 2012-03-29 06:24:24 |
| R6.htm | 9161 | 2012-03-29 06:24:24 |
| R7.htm | 146858 | 2012-03-29 06:24:24 |
| R8.htm | 79665 | 2012-03-29 06:24:24 |
| R9.htm | 39514 | 2012-03-29 06:24:24 |
| report.css | 2721 | 2012-03-29 06:24:24 |
 rsclogo.gif | 42398 | 2012-03-29 06:24:24 |
| Show.js | 6423 | 2012-03-29 06:24:24 |