Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000046619-19-000059-index-headers.html | 2019-08-27 17:06:06 | |
| 0000046619-19-000059-index.html | 2019-08-27 17:06:06 | |
| 0000046619-19-000059.txt | 2019-08-27 17:06:06 | |
 0000046619-19-000059-xbrl.zip | 31565 | 2019-08-27 17:06:06 |
| FilingSummary.xml | 2446 | 2019-08-27 17:06:06 |
| Financial_Report.xlsx | 6502 | 2019-08-27 17:06:06 |
| hei-20190827.xsd | 5427 | 2019-08-27 17:06:06 |
| hei-20190827_cal.xml | 1034 | 2019-08-27 17:06:06 |
| hei-20190827_def.xml | 19126 | 2019-08-27 17:06:06 |
| hei-20190827_lab.xml | 39397 | 2019-08-27 17:06:06 |
| hei-20190827_pre.xml | 20849 | 2019-08-27 17:06:06 |
| MetaLinks.json | 27275 | 2019-08-27 17:06:06 |
| q3fy19exhibit991.htm | 288536 | 2019-08-27 17:06:06 |
| q3fy19form8k.htm | 55174 | 2019-08-27 17:06:06 |
| q3fy19form8k_htm.xml | 6579 | 2019-08-27 17:06:06 |
| R1.htm | 14766 | 2019-08-27 17:06:06 |
| R2.htm | 30690 | 2019-08-27 17:06:06 |
| report.css | 2767 | 2019-08-27 17:06:06 |
| Show.js | 1085 | 2019-08-27 17:06:06 |