Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000822818-20-000024-index-headers.html | 2020-10-30 15:58:32 | |
| 0000822818-20-000024-index.html | 2020-10-30 15:58:32 | |
| 0000822818-20-000024.txt | 2020-10-30 15:58:32 | |
 0000822818-20-000024-xbrl.zip | 221822 | 2020-10-30 15:58:32 |
| clh-20201028.htm | 41912 | 2020-10-30 15:58:32 |
| clh-20201028.xsd | 2430 | 2020-10-30 15:58:32 |
| clh-20201028_cal.xml | 717 | 2020-10-30 15:58:32 |
| clh-20201028_def.xml | 1650 | 2020-10-30 15:58:32 |
| clh-20201028_htm.xml | 10770 | 2020-10-30 15:58:32 |
| clh-20201028_lab.xml | 24275 | 2020-10-30 15:58:32 |
| clh-20201028_pre.xml | 12653 | 2020-10-30 15:58:32 |
| FilingSummary.xml | 1754 | 2020-10-30 15:58:32 |
| Financial_Report.xlsx | 5436 | 2020-10-30 15:58:32 |
| form8-k103020ex434.htm | 1589148 | 2020-10-30 15:58:32 |
| form8-k103020ex434k.htm | 155668 | 2020-10-30 15:58:32 |
| MetaLinks.json | 17341 | 2020-10-30 15:58:32 |
| R1.htm | 38597 | 2020-10-30 15:58:32 |
| report.css | 2767 | 2020-10-30 15:58:32 |
| Show.js | 1085 | 2020-10-30 15:58:32 |