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| 0000046619-23-000159.txt | 2023-12-18 17:17:07 | |
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| a10312023ex991earningsrele.htm | 197245 | 2023-12-18 17:17:07 |
| FilingSummary.xml | 2181 | 2023-12-18 17:17:07 |
| Financial_Report.xlsx | 6446 | 2023-12-18 17:17:07 |
| hei-20231218.htm | 29075 | 2023-12-18 17:17:07 |
| hei-20231218.xsd | 3135 | 2023-12-18 17:17:07 |
| hei-20231218_def.xml | 19224 | 2023-12-18 17:17:07 |
| hei-20231218_htm.xml | 4040 | 2023-12-18 17:17:07 |
| hei-20231218_lab.xml | 36138 | 2023-12-18 17:17:07 |
| hei-20231218_pre.xml | 19704 | 2023-12-18 17:17:07 |
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| R1.htm | 14529 | 2023-12-18 17:17:07 |
| R2.htm | 30292 | 2023-12-18 17:17:07 |
| report.css | 2767 | 2023-12-18 17:17:07 |
| Show.js | 1085 | 2023-12-18 17:17:07 |