Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000355811-26-000021-index-headers.html | 2026-04-24 08:00:15 | |
| 0000355811-26-000021-index.html | 2026-04-24 08:00:15 | |
| 0000355811-26-000021.txt | 2026-04-24 08:00:15 | |
 0000355811-26-000021-xbrl.zip | 26478 | 2026-04-24 08:00:15 |
| exhibit99103312026.htm | 252804 | 2026-04-24 08:00:15 |
| FilingSummary.xml | 1695 | 2026-04-24 08:00:15 |
 gentex-blacka.jpg | 158578 | 2026-04-24 08:00:15 |
| gntx-20260424.htm | 24228 | 2026-04-24 08:00:15 |
| gntx-20260424.xsd | 1851 | 2026-04-24 08:00:15 |
| gntx-20260424_htm.xml | 2715 | 2026-04-24 08:00:15 |
| gntx-20260424_lab.xml | 21880 | 2026-04-24 08:00:15 |
| gntx-20260424_pre.xml | 12575 | 2026-04-24 08:00:15 |
| MetaLinks.json | 17473 | 2026-04-24 08:00:15 |
| R1.htm | 38094 | 2026-04-24 08:00:15 |
| report.css | 2766 | 2026-04-24 08:00:15 |
| Show.js | 1085 | 2026-04-24 08:00:15 |