Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000225648-21-000011-index-headers.html | 2021-03-04 16:10:12 | |
| 0000225648-21-000011-index.html | 2021-03-04 16:10:12 | |
| 0000225648-21-000011.txt | 2021-03-04 16:10:12 | |
 0000225648-21-000011-xbrl.zip | 11592 | 2021-03-04 16:10:12 |
| cva-20210304.htm | 34037 | 2021-03-04 16:10:12 |
| cva-20210304.xsd | 2714 | 2021-03-04 16:10:12 |
| cva-20210304_cal.xml | 757 | 2021-03-04 16:10:12 |
| cva-20210304_def.xml | 1698 | 2021-03-04 16:10:12 |
| cva-20210304_htm.xml | 9551 | 2021-03-04 16:10:12 |
| cva-20210304_lab.xml | 21788 | 2021-03-04 16:10:12 |
| cva-20210304_pre.xml | 11191 | 2021-03-04 16:10:12 |
| FilingSummary.xml | 1707 | 2021-03-04 16:10:12 |
| Financial_Report.xlsx | 5341 | 2021-03-04 16:10:12 |
| MetaLinks.json | 15918 | 2021-03-04 16:10:12 |
| R1.htm | 33837 | 2021-03-04 16:10:12 |
| report.css | 2767 | 2021-03-04 16:10:12 |
| Show.js | 1085 | 2021-03-04 16:10:12 |