Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000822818-21-000047-index-headers.html | 2021-10-12 13:53:53 | |
| 0000822818-21-000047-index.html | 2021-10-12 13:53:53 | |
| 0000822818-21-000047.txt | 2021-10-12 13:53:53 | |
 0000822818-21-000047-xbrl.zip | 252799 | 2021-10-12 13:53:53 |
| clh-20211008.htm | 58031 | 2021-10-12 13:53:53 |
| clh-20211008.xsd | 1911 | 2021-10-12 13:53:53 |
| clh-20211008_htm.xml | 10812 | 2021-10-12 13:53:53 |
| clh-20211008_lab.xml | 24137 | 2021-10-12 13:53:53 |
| clh-20211008_pre.xml | 12515 | 2021-10-12 13:53:53 |
| FilingSummary.xml | 1880 | 2021-10-12 13:53:53 |
| Financial_Report.xlsx | 5659 | 2021-10-12 13:53:53 |
| hpcacquisition-ex232pwccon.htm | 4117 | 2021-10-12 13:53:53 |
| hpcacquisition-ex443dclean.htm | 1359931 | 2021-10-12 13:53:53 |
| hpcacquisition-ex991ljener.htm | 326998 | 2021-10-12 13:53:53 |
| hpcacquisition-ex992ljener.htm | 253102 | 2021-10-12 13:53:53 |
| hpcacquisition-ex993clhxun.htm | 448630 | 2021-10-12 13:53:53 |
| hpcacquisition-ex994hpcpre.htm | 14220 | 2021-10-12 13:53:53 |
 image.jpg | 9996 | 2021-10-12 13:53:53 |
 image1a.jpg | 15071 | 2021-10-12 13:53:53 |
 image2a.jpg | 14970 | 2021-10-12 13:53:53 |
 image3a.jpg | 6431 | 2021-10-12 13:53:53 |
 imagea.jpg | 7290 | 2021-10-12 13:53:53 |
 imageb.jpg | 3542 | 2021-10-12 13:53:53 |
| MetaLinks.json | 16602 | 2021-10-12 13:53:53 |
| R1.htm | 38559 | 2021-10-12 13:53:53 |
| report.css | 2767 | 2021-10-12 13:53:53 |
| Show.js | 1085 | 2021-10-12 13:53:53 |