Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000354707-20-000058-index-headers.html | 2020-04-30 19:02:31 | |
| 0000354707-20-000058-index.html | 2020-04-30 19:02:31 | |
| 0000354707-20-000058.txt | 2020-04-30 19:02:31 | |
 0000354707-20-000058-xbrl.zip | 22650 | 2020-04-30 19:02:31 |
| FilingSummary.xml | 1701 | 2020-04-30 19:02:31 |
| Financial_Report.xlsx | 5789 | 2020-04-30 19:02:31 |
| he-20200430.htm | 42319 | 2020-04-30 19:02:31 |
| he-20200430.xsd | 2539 | 2020-04-30 19:02:31 |
| he-20200430_cal.xml | 698 | 2020-04-30 19:02:31 |
| he-20200430_def.xml | 1631 | 2020-04-30 19:02:31 |
| he-20200430_htm.xml | 10523 | 2020-04-30 19:02:31 |
| he-20200430_lab.xml | 24266 | 2020-04-30 19:02:31 |
| he-20200430_pre.xml | 12634 | 2020-04-30 19:02:31 |
 heicatalyst2a381.jpg | 48357 | 2020-04-30 19:02:31 |
| MetaLinks.json | 17765 | 2020-04-30 19:02:31 |
| qheiexhibit99asb4-30x20.htm | 227199 | 2020-04-30 19:02:31 |
| R1.htm | 38610 | 2020-04-30 19:02:31 |
| report.css | 2767 | 2020-04-30 19:02:31 |
| Show.js | 1085 | 2020-04-30 19:02:31 |