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|---|---|---|
 0000355811-17-000040-index-headers.html | 2017-08-04 08:36:26 | |
| 0000355811-17-000040-index.html | 2017-08-04 08:36:26 | |
| 0000355811-17-000040.txt | 2017-08-04 08:36:26 | |
 0000355811-17-000040-xbrl.zip | 151907 | 2017-08-04 08:36:26 |
| FilingSummary.xml | 26575 | 2017-08-04 08:36:26 |
| Financial_Report.xlsx | 56804 | 2017-08-04 08:36:26 |
| gntx-20170630.xml | 1511898 | 2017-08-04 08:36:26 |
| gntx-20170630.xsd | 29478 | 2017-08-04 08:36:26 |
| gntx-20170630_cal.xml | 73925 | 2017-08-04 08:36:26 |
| gntx-20170630_def.xml | 142584 | 2017-08-04 08:36:26 |
| gntx-20170630_lab.xml | 462381 | 2017-08-04 08:36:26 |
| gntx-20170630_pre.xml | 258175 | 2017-08-04 08:36:26 |
| gntx06302017-10q.htm | 1043204 | 2017-08-04 08:36:26 |
| gntx06302017-exx311.htm | 9434 | 2017-08-04 08:36:26 |
| gntx06302017-exx312.htm | 9304 | 2017-08-04 08:36:26 |
| gntx06302017-exx32.htm | 6252 | 2017-08-04 08:36:26 |
| R1.htm | 21949 | 2017-08-04 08:36:26 |
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| R8.htm | 60035 | 2017-08-04 08:36:26 |
| R9.htm | 211616 | 2017-08-04 08:36:26 |
| report.css | 2767 | 2017-08-04 08:36:26 |
| Show.js | 1410 | 2017-08-04 08:36:26 |