Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000048732-21-000004-index-headers.html | 2021-04-01 16:34:48 | |
| 0000048732-21-000004-index.html | 2021-04-01 16:34:48 | |
| 0000048732-21-000004.txt | 2021-04-01 16:34:48 | |
 0000048732-21-000004-xbrl.zip | 15568 | 2021-04-01 16:34:48 |
| cehe-20210401.htm | 37651 | 2021-04-01 16:34:48 |
| cehe-20210401.xsd | 3538 | 2021-04-01 16:34:48 |
| cehe-20210401_cal.xml | 767 | 2021-04-01 16:34:48 |
| cehe-20210401_def.xml | 17577 | 2021-04-01 16:34:48 |
| cehe-20210401_htm.xml | 13867 | 2021-04-01 16:34:48 |
| cehe-20210401_lab.xml | 34386 | 2021-04-01 16:34:48 |
| cehe-20210401_pre.xml | 17875 | 2021-04-01 16:34:48 |
| FilingSummary.xml | 1799 | 2021-04-01 16:34:48 |
| Financial_Report.xlsx | 5799 | 2021-04-01 16:34:48 |
| MetaLinks.json | 23549 | 2021-04-01 16:34:48 |
| R1.htm | 43938 | 2021-04-01 16:34:48 |
| report.css | 2767 | 2021-04-01 16:34:48 |
| Show.js | 1085 | 2021-04-01 16:34:48 |