Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000040533-23-000003-index-headers.html | 2023-01-25 08:06:33 | |
| 0000040533-23-000003-index.html | 2023-01-25 08:06:33 | |
| 0000040533-23-000003.txt | 2023-01-25 08:06:33 | |
 0000040533-23-000003-xbrl.zip | 36855 | 2023-01-25 08:06:33 |
 bluegdlogoa.jpg | 14779 | 2023-01-25 08:06:33 |
 chart-08b1ec7d442346e4bdfa.jpg | 47212 | 2023-01-25 08:06:33 |
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 chart-6ba4b553b6df4cdb99da.jpg | 44765 | 2023-01-25 08:06:33 |
 chart-8ac9a3e5784641bab29a.jpg | 176020 | 2023-01-25 08:06:33 |
 chart-b215bc6b78d34dc687ea.jpg | 49203 | 2023-01-25 08:06:33 |
| FilingSummary.xml | 1841 | 2023-01-25 08:06:33 |
| Financial_Report.xlsx | 5695 | 2023-01-25 08:06:33 |
| gd-20221231exhibit991.htm | 398528 | 2023-01-25 08:06:33 |
| gd-20230125.htm | 34191 | 2023-01-25 08:06:33 |
| gd-20230125.xsd | 2272 | 2023-01-25 08:06:33 |
| gd-20230125_def.xml | 14631 | 2023-01-25 08:06:33 |
 gd-20230125_g1.gif | 2912 | 2023-01-25 08:06:33 |
| gd-20230125_htm.xml | 10787 | 2023-01-25 08:06:33 |
| gd-20230125_lab.xml | 28150 | 2023-01-25 08:06:33 |
| gd-20230125_pre.xml | 15130 | 2023-01-25 08:06:33 |
 image2a.jpg | 27193 | 2023-01-25 08:06:33 |
| MetaLinks.json | 20670 | 2023-01-25 08:06:33 |
| R1.htm | 38329 | 2023-01-25 08:06:33 |
| report.css | 2767 | 2023-01-25 08:06:33 |
| Show.js | 1085 | 2023-01-25 08:06:33 |