Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000354707-22-000016-index-headers.html | 2022-02-14 06:37:37 | |
| 0000354707-22-000016-index.html | 2022-02-14 06:37:37 | |
| 0000354707-22-000016.txt | 2022-02-14 06:37:37 | |
 0000354707-22-000016-xbrl.zip | 31482 | 2022-02-14 06:37:37 |
| FilingSummary.xml | 1673 | 2022-02-14 06:37:37 |
| Financial_Report.xlsx | 5889 | 2022-02-14 06:37:37 |
| he-20220214.htm | 43090 | 2022-02-14 06:37:37 |
| he-20220214.xsd | 2596 | 2022-02-14 06:37:37 |
| he-20220214_def.xml | 14740 | 2022-02-14 06:37:37 |
| he-20220214_htm.xml | 16759 | 2022-02-14 06:37:37 |
| he-20220214_lab.xml | 29219 | 2022-02-14 06:37:37 |
| he-20220214_pre.xml | 15360 | 2022-02-14 06:37:37 |
 heicatalyst2a39.jpg | 48357 | 2022-02-14 06:37:37 |
| heiexhibit99-8xk2x14x22.htm | 317426 | 2022-02-14 06:37:37 |
| MetaLinks.json | 19465 | 2022-02-14 06:37:37 |
| R1.htm | 43736 | 2022-02-14 06:37:37 |
| report.css | 2767 | 2022-02-14 06:37:37 |
| Show.js | 1085 | 2022-02-14 06:37:37 |