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| 0000040533-18-000018-index.html | 2018-04-25 10:34:24 | |
| 0000040533-18-000018.txt | 2018-04-25 10:34:24 | |
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| ex104-20180401.htm | 38614 | 2018-04-25 10:34:24 |
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| FilingSummary.xml | 42216 | 2018-04-25 10:34:24 |
| Financial_Report.xlsx | 96979 | 2018-04-25 10:34:24 |
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| gd-20180401.xsd | 54032 | 2018-04-25 10:34:24 |
| gd-2018040110q.htm | 1402975 | 2018-04-25 10:34:24 |
| gd-20180401_cal.xml | 99710 | 2018-04-25 10:34:24 |
| gd-20180401_def.xml | 259614 | 2018-04-25 10:34:24 |
| gd-20180401_lab.xml | 636227 | 2018-04-25 10:34:24 |
| gd-20180401_pre.xml | 412468 | 2018-04-25 10:34:24 |
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| report.css | 2767 | 2018-04-25 10:34:24 |
| Show.js | 1410 | 2018-04-25 10:34:24 |