Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000040533-24-000014-index-headers.html | 2024-04-24 12:05:24 | |
| 0000040533-24-000014-index.html | 2024-04-24 12:05:24 | |
| 0000040533-24-000014.txt | 2024-04-24 12:05:24 | |
 0000040533-24-000014-xbrl.zip | 219203 | 2024-04-24 12:05:24 |
| ex101-20240331.htm | 41735 | 2024-04-24 12:05:24 |
| ex102-20240331.htm | 39853 | 2024-04-24 12:05:24 |
| ex103-20240331.htm | 55016 | 2024-04-24 12:05:24 |
| ex311-20240331.htm | 10635 | 2024-04-24 12:05:24 |
| ex312-20240331.htm | 10333 | 2024-04-24 12:05:24 |
| ex321-20240331.htm | 5240 | 2024-04-24 12:05:24 |
| ex322-20240331.htm | 5180 | 2024-04-24 12:05:24 |
| FilingSummary.xml | 39804 | 2024-04-24 12:05:24 |
| Financial_Report.xlsx | 97149 | 2024-04-24 12:05:24 |
| gd-20240331.htm | 1124295 | 2024-04-24 12:05:24 |
| gd-20240331.xsd | 46693 | 2024-04-24 12:05:24 |
| gd-20240331_cal.xml | 67586 | 2024-04-24 12:05:24 |
| gd-20240331_def.xml | 165458 | 2024-04-24 12:05:24 |
 gd-20240331_g1.gif | 2912 | 2024-04-24 12:05:24 |
| gd-20240331_htm.xml | 1135884 | 2024-04-24 12:05:24 |
| gd-20240331_lab.xml | 534798 | 2024-04-24 12:05:24 |
| gd-20240331_pre.xml | 360919 | 2024-04-24 12:05:24 |
| MetaLinks.json | 751970 | 2024-04-24 12:05:24 |
| R1.htm | 50157 | 2024-04-24 12:05:24 |
| R10.htm | 15994 | 2024-04-24 12:05:24 |
| R11.htm | 15197 | 2024-04-24 12:05:24 |
| R12.htm | 13396 | 2024-04-24 12:05:24 |
| R13.htm | 40566 | 2024-04-24 12:05:24 |
| R14.htm | 36067 | 2024-04-24 12:05:24 |
| R15.htm | 19007 | 2024-04-24 12:05:24 |
| R16.htm | 25280 | 2024-04-24 12:05:24 |
| R17.htm | 35419 | 2024-04-24 12:05:24 |
| R18.htm | 25636 | 2024-04-24 12:05:24 |
| R19.htm | 55934 | 2024-04-24 12:05:24 |
| R2.htm | 60811 | 2024-04-24 12:05:24 |
| R20.htm | 13904 | 2024-04-24 12:05:24 |
| R21.htm | 28273 | 2024-04-24 12:05:24 |
| R22.htm | 15070 | 2024-04-24 12:05:24 |
| R23.htm | 8483 | 2024-04-24 12:05:24 |
| R24.htm | 63781 | 2024-04-24 12:05:24 |
| R25.htm | 9974 | 2024-04-24 12:05:24 |
| R26.htm | 122849 | 2024-04-24 12:05:24 |
| R27.htm | 11037 | 2024-04-24 12:05:24 |
| R28.htm | 9409 | 2024-04-24 12:05:24 |
| R29.htm | 9480 | 2024-04-24 12:05:24 |
| R3.htm | 40025 | 2024-04-24 12:05:24 |
| R30.htm | 12699 | 2024-04-24 12:05:24 |
| R31.htm | 44833 | 2024-04-24 12:05:24 |
| R32.htm | 30753 | 2024-04-24 12:05:24 |
| R33.htm | 18789 | 2024-04-24 12:05:24 |
| R34.htm | 13278 | 2024-04-24 12:05:24 |
| R35.htm | 28689 | 2024-04-24 12:05:24 |
| R36.htm | 22244 | 2024-04-24 12:05:24 |
| R37.htm | 50806 | 2024-04-24 12:05:24 |
| R38.htm | 23306 | 2024-04-24 12:05:24 |
| R39.htm | 3903 | 2024-04-24 12:05:24 |
| R4.htm | 111866 | 2024-04-24 12:05:24 |
| R40.htm | 10631 | 2024-04-24 12:05:24 |
| R41.htm | 14199 | 2024-04-24 12:05:24 |
| R42.htm | 12875 | 2024-04-24 12:05:24 |
| R43.htm | 19637 | 2024-04-24 12:05:24 |
| R44.htm | 38832 | 2024-04-24 12:05:24 |
| R45.htm | 34069 | 2024-04-24 12:05:24 |
| R46.htm | 58412 | 2024-04-24 12:05:24 |
| R47.htm | 16388 | 2024-04-24 12:05:24 |
| R48.htm | 9181 | 2024-04-24 12:05:24 |
| R49.htm | 4523 | 2024-04-24 12:05:24 |
| R5.htm | 75225 | 2024-04-24 12:05:24 |
| R50.htm | 7924 | 2024-04-24 12:05:24 |
| R51.htm | 7188 | 2024-04-24 12:05:24 |
| R52.htm | 12174 | 2024-04-24 12:05:24 |
| R53.htm | 26072 | 2024-04-24 12:05:24 |
| R54.htm | 22671 | 2024-04-24 12:05:24 |
| R55.htm | 5268 | 2024-04-24 12:05:24 |
| R56.htm | 59673 | 2024-04-24 12:05:24 |
| R57.htm | 15640 | 2024-04-24 12:05:24 |
| R58.htm | 26618 | 2024-04-24 12:05:24 |
| R59.htm | 8459 | 2024-04-24 12:05:24 |
| R6.htm | 39085 | 2024-04-24 12:05:24 |
| R60.htm | 11447 | 2024-04-24 12:05:24 |
| R61.htm | 17944 | 2024-04-24 12:05:24 |
| R62.htm | 27820 | 2024-04-24 12:05:24 |
| R63.htm | 4806 | 2024-04-24 12:05:24 |
| R64.htm | 30469 | 2024-04-24 12:05:24 |
| R65.htm | 39792 | 2024-04-24 12:05:24 |
| R66.htm | 15220 | 2024-04-24 12:05:24 |
| R67.htm | 25811 | 2024-04-24 12:05:24 |
| R7.htm | 15073 | 2024-04-24 12:05:24 |
| R8.htm | 131300 | 2024-04-24 12:05:24 |
| R9.htm | 12040 | 2024-04-24 12:05:24 |
| report.css | 2767 | 2024-04-24 12:05:24 |
| Show.js | 1085 | 2024-04-24 12:05:24 |