Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000355811-25-000047-index-headers.html | 2025-10-24 08:00:45 | |
| 0000355811-25-000047-index.html | 2025-10-24 08:00:45 | |
| 0000355811-25-000047.txt | 2025-10-24 08:00:45 | |
 0000355811-25-000047-xbrl.zip | 25534 | 2025-10-24 08:00:45 |
| exhibit99109302025.htm | 241416 | 2025-10-24 08:00:45 |
| FilingSummary.xml | 1695 | 2025-10-24 08:00:45 |
 gentex-black.jpg | 158578 | 2025-10-24 08:00:45 |
| gntx-20251024.htm | 24242 | 2025-10-24 08:00:45 |
| gntx-20251024.xsd | 1851 | 2025-10-24 08:00:45 |
| gntx-20251024_htm.xml | 2715 | 2025-10-24 08:00:45 |
| gntx-20251024_lab.xml | 21880 | 2025-10-24 08:00:45 |
| gntx-20251024_pre.xml | 12575 | 2025-10-24 08:00:45 |
| MetaLinks.json | 17473 | 2025-10-24 08:00:45 |
| R1.htm | 38094 | 2025-10-24 08:00:45 |
| report.css | 2767 | 2025-10-24 08:00:45 |
| Show.js | 1084 | 2025-10-24 08:00:45 |