Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000355811-25-000026-index-headers.html | 2025-04-25 08:00:45 | |
| 0000355811-25-000026-index.html | 2025-04-25 08:00:45 | |
| 0000355811-25-000026.txt | 2025-04-25 08:00:45 | |
 0000355811-25-000026-xbrl.zip | 21524 | 2025-04-25 08:00:45 |
| exhibit99103312025.htm | 147853 | 2025-04-25 08:00:45 |
| FilingSummary.xml | 1695 | 2025-04-25 08:00:45 |
| Financial_Report.xlsx | 5729 | 2025-04-25 08:00:45 |
 gentex-blacka.jpg | 158578 | 2025-04-25 08:00:45 |
| gntx-20250425.htm | 24573 | 2025-04-25 08:00:45 |
| gntx-20250425.xsd | 1851 | 2025-04-25 08:00:45 |
| gntx-20250425_htm.xml | 2715 | 2025-04-25 08:00:45 |
| gntx-20250425_lab.xml | 21880 | 2025-04-25 08:00:45 |
| gntx-20250425_pre.xml | 12575 | 2025-04-25 08:00:45 |
| MetaLinks.json | 17474 | 2025-04-25 08:00:45 |
| R1.htm | 38095 | 2025-04-25 08:00:45 |
| report.css | 2767 | 2025-04-25 08:00:45 |
| Show.js | 1085 | 2025-04-25 08:00:45 |