Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000354707-19-000119-index-headers.html | 2019-11-01 06:09:29 | |
| 0000354707-19-000119-index.html | 2019-11-01 06:09:29 | |
| 0000354707-19-000119.txt | 2019-11-01 06:09:29 | |
 0000354707-19-000119-xbrl.zip | 36531 | 2019-11-01 06:09:29 |
| exhibit9911-1x19.htm | 506325 | 2019-11-01 06:09:29 |
| FilingSummary.xml | 1718 | 2019-11-01 06:09:29 |
| Financial_Report.xlsx | 6075 | 2019-11-01 06:09:29 |
| he-20191030.xsd | 4869 | 2019-11-01 06:09:29 |
| he-20191030_cal.xml | 596 | 2019-11-01 06:09:29 |
| he-20191030_def.xml | 16395 | 2019-11-01 06:09:29 |
| he-20191030_lab.xml | 35012 | 2019-11-01 06:09:29 |
| he-20191030_pre.xml | 17983 | 2019-11-01 06:09:29 |
 heicatalyst2a31.jpg | 48357 | 2019-11-01 06:09:29 |
| heiheform8-k11x1x19.htm | 52643 | 2019-11-01 06:09:29 |
| heiheform8-k11x1x19_htm.xml | 9513 | 2019-11-01 06:09:29 |
| MetaLinks.json | 22978 | 2019-11-01 06:09:29 |
| R1.htm | 46508 | 2019-11-01 06:09:29 |
| report.css | 2767 | 2019-11-01 06:09:29 |
| Show.js | 1085 | 2019-11-01 06:09:29 |