Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000046619-24-000012-index-headers.html | 2024-02-26 17:12:29 | |
| 0000046619-24-000012-index.html | 2024-02-26 17:12:29 | |
| 0000046619-24-000012.txt | 2024-02-26 17:12:29 | |
 0000046619-24-000012-xbrl.zip | 24785 | 2024-02-26 17:12:29 |
| a01312024q1ex991earningsre.htm | 146326 | 2024-02-26 17:12:29 |
| FilingSummary.xml | 2343 | 2024-02-26 17:12:29 |
| Financial_Report.xlsx | 6481 | 2024-02-26 17:12:29 |
| hei-20240226.htm | 27243 | 2024-02-26 17:12:29 |
| hei-20240226.xsd | 3287 | 2024-02-26 17:12:29 |
| hei-20240226_def.xml | 19368 | 2024-02-26 17:12:29 |
| hei-20240226_htm.xml | 4040 | 2024-02-26 17:12:29 |
| hei-20240226_lab.xml | 36138 | 2024-02-26 17:12:29 |
| hei-20240226_pre.xml | 19848 | 2024-02-26 17:12:29 |
| MetaLinks.json | 26656 | 2024-02-26 17:12:29 |
| R1.htm | 14574 | 2024-02-26 17:12:29 |
| R2.htm | 30307 | 2024-02-26 17:12:29 |
| report.css | 2767 | 2024-02-26 17:12:29 |
| Show.js | 1085 | 2024-02-26 17:12:29 |