Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000040533-21-000024-index-headers.html | 2021-06-04 16:29:15 | |
| 0000040533-21-000024-index.html | 2021-06-04 16:29:15 | |
| 0000040533-21-000024.txt | 2021-06-04 16:29:15 | |
 0000040533-21-000024-xbrl.zip | 47063 | 2021-06-04 16:29:15 |
| FilingSummary.xml | 1827 | 2021-06-04 16:29:15 |
| Financial_Report.xlsx | 5701 | 2021-06-04 16:29:15 |
| gd-20210604.htm | 38326 | 2021-06-04 16:29:15 |
| gd-20210604.xsd | 2266 | 2021-06-04 16:29:15 |
| gd-20210604exhibit32.htm | 242253 | 2021-06-04 16:29:15 |
| gd-20210604_def.xml | 15011 | 2021-06-04 16:29:15 |
 gd-20210604_g1.gif | 2912 | 2021-06-04 16:29:15 |
| gd-20210604_htm.xml | 11229 | 2021-06-04 16:29:15 |
| gd-20210604_lab.xml | 29043 | 2021-06-04 16:29:15 |
| gd-20210604_pre.xml | 15570 | 2021-06-04 16:29:15 |
 image1a.jpg | 18838 | 2021-06-04 16:29:15 |
 imagea.jpg | 8336 | 2021-06-04 16:29:15 |
| MetaLinks.json | 20809 | 2021-06-04 16:29:15 |
| R1.htm | 40351 | 2021-06-04 16:29:15 |
| report.css | 2767 | 2021-06-04 16:29:15 |
| Show.js | 1085 | 2021-06-04 16:29:15 |