Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000355811-19-000039-index-headers.html | 2019-10-18 08:01:17 | |
| 0000355811-19-000039-index.html | 2019-10-18 08:01:17 | |
| 0000355811-19-000039.txt | 2019-10-18 08:01:17 | |
 0000355811-19-000039-xbrl.zip | 24984 | 2019-10-18 08:01:17 |
| a8k09302019.htm | 41470 | 2019-10-18 08:01:17 |
| a8k09302019_htm.xml | 4328 | 2019-10-18 08:01:17 |
| exhibit99109302019.htm | 212942 | 2019-10-18 08:01:17 |
| FilingSummary.xml | 1784 | 2019-10-18 08:01:17 |
| Financial_Report.xlsx | 5801 | 2019-10-18 08:01:17 |
| gntx-20191018.xsd | 4635 | 2019-10-18 08:01:17 |
| gntx-20191018_cal.xml | 673 | 2019-10-18 08:01:17 |
| gntx-20191018_def.xml | 1523 | 2019-10-18 08:01:17 |
| gntx-20191018_lab.xml | 26142 | 2019-10-18 08:01:17 |
| gntx-20191018_pre.xml | 13629 | 2019-10-18 08:01:17 |
 gntximage2015a41.jpg | 612691 | 2019-10-18 08:01:17 |
| MetaLinks.json | 18753 | 2019-10-18 08:01:17 |
| R1.htm | 38623 | 2019-10-18 08:01:17 |
| report.css | 2767 | 2019-10-18 08:01:17 |
| Show.js | 1085 | 2019-10-18 08:01:17 |