Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-23-047406-index-headers.html | 2023-02-24 06:10:18 | |
| 0001193125-23-047406-index.html | 2023-02-24 06:10:18 | |
| 0001193125-23-047406.txt | 2023-02-24 06:10:18 | |
 0001193125-23-047406-xbrl.zip | 18277 | 2023-02-24 06:10:18 |
| cpk-20230223.xsd | 2839 | 2023-02-24 06:10:18 |
| cpk-20230223_lab.xml | 17236 | 2023-02-24 06:10:18 |
| cpk-20230223_pre.xml | 10806 | 2023-02-24 06:10:18 |
| d296066d8k.htm | 25854 | 2023-02-24 06:10:18 |
| d296066d8k_htm.xml | 3313 | 2023-02-24 06:10:18 |
| d296066dex991.htm | 37065 | 2023-02-24 06:10:18 |
| FilingSummary.xml | 1959 | 2023-02-24 06:10:18 |
| Financial_Report.xlsx | 5697 | 2023-02-24 06:10:18 |
 g296066ex99_1p10g1.jpg | 244760 | 2023-02-24 06:10:18 |
 g296066ex99_1p11g1.jpg | 276905 | 2023-02-24 06:10:18 |
 g296066ex99_1p12g1.jpg | 474862 | 2023-02-24 06:10:18 |
 g296066ex99_1p13g1.jpg | 444011 | 2023-02-24 06:10:18 |
 g296066ex99_1p14g1.jpg | 439045 | 2023-02-24 06:10:18 |
 g296066ex99_1p15g1.jpg | 311108 | 2023-02-24 06:10:18 |
 g296066ex99_1p16g1.jpg | 402008 | 2023-02-24 06:10:18 |
 g296066ex99_1p17g1.jpg | 408983 | 2023-02-24 06:10:18 |
 g296066ex99_1p18g1.jpg | 261685 | 2023-02-24 06:10:18 |
 g296066ex99_1p19g1.jpg | 270286 | 2023-02-24 06:10:18 |
 g296066ex99_1p1g1.jpg | 113138 | 2023-02-24 06:10:18 |
 g296066ex99_1p20g1.jpg | 346315 | 2023-02-24 06:10:18 |
 g296066ex99_1p21g1.jpg | 258346 | 2023-02-24 06:10:18 |
 g296066ex99_1p22g1.jpg | 239302 | 2023-02-24 06:10:18 |
 g296066ex99_1p23g1.jpg | 183991 | 2023-02-24 06:10:18 |
 g296066ex99_1p24g1.jpg | 303344 | 2023-02-24 06:10:18 |
 g296066ex99_1p25g1.jpg | 62765 | 2023-02-24 06:10:18 |
 g296066ex99_1p26g1.jpg | 365311 | 2023-02-24 06:10:18 |
 g296066ex99_1p27g1.jpg | 371211 | 2023-02-24 06:10:18 |
 g296066ex99_1p28g1.jpg | 370313 | 2023-02-24 06:10:18 |
 g296066ex99_1p29g1.jpg | 272832 | 2023-02-24 06:10:18 |
 g296066ex99_1p2g1.jpg | 357404 | 2023-02-24 06:10:18 |
 g296066ex99_1p30g1.jpg | 231387 | 2023-02-24 06:10:18 |
 g296066ex99_1p31g1.jpg | 399541 | 2023-02-24 06:10:18 |
 g296066ex99_1p3g1.jpg | 581647 | 2023-02-24 06:10:18 |
 g296066ex99_1p4g1.jpg | 455395 | 2023-02-24 06:10:18 |
 g296066ex99_1p5g1.jpg | 383612 | 2023-02-24 06:10:18 |
 g296066ex99_1p6g1.jpg | 341014 | 2023-02-24 06:10:18 |
 g296066ex99_1p7g1.jpg | 372741 | 2023-02-24 06:10:18 |
 g296066ex99_1p8g1.jpg | 303257 | 2023-02-24 06:10:18 |
 g296066ex99_1p9g1.jpg | 380512 | 2023-02-24 06:10:18 |
| MetaLinks.json | 18192 | 2023-02-24 06:10:18 |
| R1.htm | 38097 | 2023-02-24 06:10:18 |
| report.css | 2767 | 2023-02-24 06:10:18 |
| Show.js | 1085 | 2023-02-24 06:10:18 |