Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-24-033905-index-headers.html | 2024-02-13 16:59:38 | |
| 0001193125-24-033905-index.html | 2024-02-13 16:59:38 | |
| 0001193125-24-033905.txt | 2024-02-13 16:59:38 | |
 0001193125-24-033905-xbrl.zip | 25294 | 2024-02-13 16:59:38 |
| cpk-20231130.xsd | 2838 | 2024-02-13 16:59:38 |
| cpk-20231130_lab.xml | 17942 | 2024-02-13 16:59:38 |
| cpk-20231130_pre.xml | 11239 | 2024-02-13 16:59:38 |
| d745966d8ka.htm | 31730 | 2024-02-13 16:59:38 |
| d745966d8ka_htm.xml | 4071 | 2024-02-13 16:59:38 |
| d745966dex231.htm | 1551 | 2024-02-13 16:59:38 |
| d745966dex993.htm | 251390 | 2024-02-13 16:59:38 |
| FilingSummary.xml | 1714 | 2024-02-13 16:59:38 |
| Financial_Report.xlsx | 5920 | 2024-02-13 16:59:38 |
| MetaLinks.json | 18748 | 2024-02-13 16:59:38 |
| R1.htm | 39982 | 2024-02-13 16:59:38 |
| report.css | 2767 | 2024-02-13 16:59:38 |
| Show.js | 1085 | 2024-02-13 16:59:38 |