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|---|---|---|
 0000040533-21-000047-index-headers.html | 2021-10-27 07:57:13 | |
| 0000040533-21-000047-index.html | 2021-10-27 07:57:13 | |
| 0000040533-21-000047.txt | 2021-10-27 07:57:13 | |
 0000040533-21-000047-xbrl.zip | 35502 | 2021-10-27 07:57:13 |
 chart-3db271b438224b178b4.jpg | 49767 | 2021-10-27 07:57:13 |
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 chart-aae64d93f731485f855.jpg | 160869 | 2021-10-27 07:57:13 |
 chart-ab127f2649604720832.jpg | 45931 | 2021-10-27 07:57:13 |
| FilingSummary.xml | 1828 | 2021-10-27 07:57:13 |
| Financial_Report.xlsx | 5672 | 2021-10-27 07:57:13 |
| gd-20211003exhibit991.htm | 381354 | 2021-10-27 07:57:13 |
| gd-20211027.htm | 35005 | 2021-10-27 07:57:13 |
| gd-20211027.xsd | 2266 | 2021-10-27 07:57:13 |
| gd-20211027_def.xml | 14523 | 2021-10-27 07:57:13 |
 gd-20211027_g1.gif | 2912 | 2021-10-27 07:57:13 |
| gd-20211027_htm.xml | 11579 | 2021-10-27 07:57:13 |
| gd-20211027_lab.xml | 28042 | 2021-10-27 07:57:13 |
| gd-20211027_pre.xml | 15022 | 2021-10-27 07:57:13 |
 image2.jpg | 27193 | 2021-10-27 07:57:13 |
| MetaLinks.json | 20078 | 2021-10-27 07:57:13 |
| R1.htm | 38812 | 2021-10-27 07:57:13 |
| report.css | 2767 | 2021-10-27 07:57:13 |
| Show.js | 1085 | 2021-10-27 07:57:13 |