Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000822818-22-000004-index-headers.html | 2022-02-23 08:52:38 | |
| 0000822818-22-000004-index.html | 2022-02-23 08:52:38 | |
| 0000822818-22-000004.txt | 2022-02-23 08:52:38 | |
 0000822818-22-000004-xbrl.zip | 28799 | 2022-02-23 08:52:38 |
| clh-10k2021pressrelease.htm | 299705 | 2022-02-23 08:52:38 |
| clh-20220223.htm | 36338 | 2022-02-23 08:52:38 |
| clh-20220223.xsd | 1911 | 2022-02-23 08:52:38 |
| clh-20220223_htm.xml | 10824 | 2022-02-23 08:52:38 |
| clh-20220223_lab.xml | 24137 | 2022-02-23 08:52:38 |
| clh-20220223_pre.xml | 12515 | 2022-02-23 08:52:38 |
| FilingSummary.xml | 1651 | 2022-02-23 08:52:38 |
| Financial_Report.xlsx | 5654 | 2022-02-23 08:52:38 |
 image.jpg | 9996 | 2022-02-23 08:52:38 |
| MetaLinks.json | 16603 | 2022-02-23 08:52:38 |
| R1.htm | 38559 | 2022-02-23 08:52:38 |
| report.css | 2767 | 2022-02-23 08:52:38 |
| Show.js | 1085 | 2022-02-23 08:52:38 |