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| 0001628280-20-002324-index.html | 2020-02-26 17:23:45 | |
| 0001628280-20-002324.txt | 2020-02-26 17:23:45 | |
 0001628280-20-002324-xbrl.zip | 59575 | 2020-02-26 17:23:45 |
 chesapeakelogova18.jpg | 9511 | 2020-02-26 17:23:45 |
| cpk-20200226.xsd | 4624 | 2020-02-26 17:23:45 |
| cpk-20200226_cal.xml | 668 | 2020-02-26 17:23:45 |
| cpk-20200226_def.xml | 1518 | 2020-02-26 17:23:45 |
| cpk-20200226_lab.xml | 26142 | 2020-02-26 17:23:45 |
| cpk-20200226_pre.xml | 13624 | 2020-02-26 17:23:45 |
| cpkform8-k12312019.htm | 42095 | 2020-02-26 17:23:45 |
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| exhibit99-prq42019.htm | 1160616 | 2020-02-26 17:23:45 |
| FilingSummary.xml | 1803 | 2020-02-26 17:23:45 |
| Financial_Report.xlsx | 5811 | 2020-02-26 17:23:45 |
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| R1.htm | 38639 | 2020-02-26 17:23:45 |
| report.css | 2767 | 2020-02-26 17:23:45 |
| Show.js | 1085 | 2020-02-26 17:23:45 |