Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001628280-26-063759-index-headers.html | 2026-09-28 18:34:03 | |
| 0001628280-26-063759-index.html | 2026-09-28 18:34:03 | |
| 0001628280-26-063759.txt | 2026-09-28 18:34:03 | |
 0001628280-26-063759-xbrl.zip | 10025 | 2026-09-28 18:34:03 |
| cpk-20260928.htm | 34109 | 2026-09-28 18:34:03 |
| cpk-20260928.xsd | 1842 | 2026-09-28 18:34:03 |
| cpk-20260928_htm.xml | 2716 | 2026-09-28 18:34:03 |
| cpk-20260928_lab.xml | 21885 | 2026-09-28 18:34:03 |
| cpk-20260928_pre.xml | 12570 | 2026-09-28 18:34:03 |
| FilingSummary.xml | 1687 | 2026-09-28 18:34:03 |
| MetaLinks.json | 17422 | 2026-09-28 18:34:03 |
| R1.htm | 38096 | 2026-09-28 18:34:03 |
| report.css | 2766 | 2026-09-28 18:34:03 |
| Show.js | 1084 | 2026-09-28 18:34:03 |