Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000040533-22-000004-index-headers.html | 2022-01-26 07:54:34 | |
| 0000040533-22-000004-index.html | 2022-01-26 07:54:34 | |
| 0000040533-22-000004.txt | 2022-01-26 07:54:34 | |
 0000040533-22-000004-xbrl.zip | 36870 | 2022-01-26 07:54:34 |
 bluegdlogo.jpg | 14779 | 2022-01-26 07:54:34 |
 chart-0a7d8fa8363443c2b4b.jpg | 49165 | 2022-01-26 07:54:34 |
 chart-0a7e1db4422b4ecd9d3.jpg | 46309 | 2022-01-26 07:54:34 |
 chart-7d3b44aca7d841b4af1.jpg | 47682 | 2022-01-26 07:54:34 |
 chart-d7218a4172364610a07.jpg | 46217 | 2022-01-26 07:54:34 |
 chart-fd160bd359b643c3bb5.jpg | 171660 | 2022-01-26 07:54:34 |
| FilingSummary.xml | 1831 | 2022-01-26 07:54:34 |
| Financial_Report.xlsx | 5674 | 2022-01-26 07:54:34 |
| gd-20211231exhibit991.htm | 399282 | 2022-01-26 07:54:34 |
| gd-20220126.htm | 34527 | 2022-01-26 07:54:34 |
| gd-20220126.xsd | 2272 | 2022-01-26 07:54:34 |
| gd-20220126_def.xml | 14631 | 2022-01-26 07:54:34 |
 gd-20220126_g1.gif | 2912 | 2022-01-26 07:54:34 |
| gd-20220126_htm.xml | 10727 | 2022-01-26 07:54:34 |
| gd-20220126_lab.xml | 28150 | 2022-01-26 07:54:34 |
| gd-20220126_pre.xml | 15130 | 2022-01-26 07:54:34 |
 image2.jpg | 27193 | 2022-01-26 07:54:34 |
| MetaLinks.json | 20137 | 2022-01-26 07:54:34 |
| R1.htm | 38804 | 2022-01-26 07:54:34 |
| report.css | 2767 | 2022-01-26 07:54:34 |
| Show.js | 1085 | 2022-01-26 07:54:34 |