Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000225648-20-000117-index-headers.html | 2020-05-18 16:18:14 | |
| 0000225648-20-000117-index.html | 2020-05-18 16:18:14 | |
| 0000225648-20-000117.txt | 2020-05-18 16:18:14 | |
 0000225648-20-000117-xbrl.zip | 13196 | 2020-05-18 16:18:14 |
| cva-20200514.htm | 90199 | 2020-05-18 16:18:14 |
| cva-20200514.xsd | 2855 | 2020-05-18 16:18:14 |
| cva-20200514_cal.xml | 757 | 2020-05-18 16:18:14 |
| cva-20200514_def.xml | 1698 | 2020-05-18 16:18:14 |
| cva-20200514_htm.xml | 9529 | 2020-05-18 16:18:14 |
| cva-20200514_lab.xml | 21788 | 2020-05-18 16:18:14 |
| cva-20200514_pre.xml | 11191 | 2020-05-18 16:18:14 |
| FilingSummary.xml | 1707 | 2020-05-18 16:18:14 |
| Financial_Report.xlsx | 5668 | 2020-05-18 16:18:14 |
| MetaLinks.json | 16577 | 2020-05-18 16:18:14 |
| R1.htm | 33829 | 2020-05-18 16:18:14 |
| report.css | 2767 | 2020-05-18 16:18:14 |
| Show.js | 1084 | 2020-05-18 16:18:14 |