Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000043920-23-000015-index-headers.html | 2023-03-03 11:48:35 | |
| 0000043920-23-000015-index.html | 2023-03-03 11:48:35 | |
| 0000043920-23-000015.txt | 2023-03-03 11:48:35 | |
 0000043920-23-000015-xbrl.zip | 321347 | 2023-03-03 11:48:35 |
| FilingSummary.xml | 40131 | 2023-03-03 11:48:35 |
| Financial_Report.xlsx | 98047 | 2023-03-03 11:48:35 |
| gef-20230131.htm | 1591365 | 2023-03-03 11:48:35 |
| gef-20230131.xsd | 49818 | 2023-03-03 11:48:35 |
| gef-20230131_cal.xml | 115631 | 2023-03-03 11:48:35 |
| gef-20230131_def.xml | 314388 | 2023-03-03 11:48:35 |
 gef-20230131_g1.jpg | 26077 | 2023-03-03 11:48:35 |
| gef-20230131_htm.xml | 1366588 | 2023-03-03 11:48:35 |
| gef-20230131_lab.xml | 670134 | 2023-03-03 11:48:35 |
| gef-20230131_pre.xml | 478108 | 2023-03-03 11:48:35 |
| gef2023q110-qex101.htm | 77732 | 2023-03-03 11:48:35 |
| gef2023q110-qex311.htm | 10532 | 2023-03-03 11:48:35 |
| gef2023q110-qex312.htm | 10567 | 2023-03-03 11:48:35 |
| gef2023q110-qex321.htm | 5714 | 2023-03-03 11:48:35 |
| gef2023q110-qex322.htm | 5896 | 2023-03-03 11:48:35 |
| MetaLinks.json | 801678 | 2023-03-03 11:48:35 |
| R1.htm | 56278 | 2023-03-03 11:48:35 |
| R10.htm | 32678 | 2023-03-03 11:48:35 |
| R11.htm | 21864 | 2023-03-03 11:48:35 |
| R12.htm | 71723 | 2023-03-03 11:48:35 |
| R13.htm | 10308 | 2023-03-03 11:48:35 |
| R14.htm | 8365 | 2023-03-03 11:48:35 |
| R15.htm | 16472 | 2023-03-03 11:48:35 |
| R16.htm | 8716 | 2023-03-03 11:48:35 |
| R17.htm | 47019 | 2023-03-03 11:48:35 |
| R18.htm | 46944 | 2023-03-03 11:48:35 |
| R19.htm | 27601 | 2023-03-03 11:48:35 |
| R2.htm | 106413 | 2023-03-03 11:48:35 |
| R20.htm | 71267 | 2023-03-03 11:48:35 |
| R21.htm | 7315 | 2023-03-03 11:48:35 |
| R22.htm | 10776 | 2023-03-03 11:48:35 |
| R23.htm | 39679 | 2023-03-03 11:48:35 |
| R24.htm | 33033 | 2023-03-03 11:48:35 |
| R25.htm | 15082 | 2023-03-03 11:48:35 |
| R26.htm | 62829 | 2023-03-03 11:48:35 |
| R27.htm | 14814 | 2023-03-03 11:48:35 |
| R28.htm | 51773 | 2023-03-03 11:48:35 |
| R29.htm | 48703 | 2023-03-03 11:48:35 |
| R3.htm | 39630 | 2023-03-03 11:48:35 |
| R30.htm | 26788 | 2023-03-03 11:48:35 |
| R31.htm | 71165 | 2023-03-03 11:48:35 |
| R32.htm | 43296 | 2023-03-03 11:48:35 |
| R33.htm | 41828 | 2023-03-03 11:48:35 |
| R34.htm | 13333 | 2023-03-03 11:48:35 |
| R35.htm | 17241 | 2023-03-03 11:48:35 |
| R36.htm | 16038 | 2023-03-03 11:48:35 |
| R37.htm | 11392 | 2023-03-03 11:48:35 |
| R38.htm | 27291 | 2023-03-03 11:48:35 |
| R39.htm | 22812 | 2023-03-03 11:48:35 |
| R4.htm | 187152 | 2023-03-03 11:48:35 |
| R40.htm | 40232 | 2023-03-03 11:48:35 |
| R41.htm | 24914 | 2023-03-03 11:48:35 |
| R42.htm | 38560 | 2023-03-03 11:48:35 |
| R43.htm | 44143 | 2023-03-03 11:48:35 |
| R44.htm | 17130 | 2023-03-03 11:48:35 |
| R45.htm | 24048 | 2023-03-03 11:48:35 |
| R46.htm | 10823 | 2023-03-03 11:48:35 |
| R47.htm | 21038 | 2023-03-03 11:48:35 |
| R48.htm | 4697 | 2023-03-03 11:48:35 |
| R49.htm | 9675 | 2023-03-03 11:48:35 |
| R5.htm | 101395 | 2023-03-03 11:48:35 |
| R50.htm | 38988 | 2023-03-03 11:48:35 |
| R51.htm | 18155 | 2023-03-03 11:48:35 |
| R52.htm | 15595 | 2023-03-03 11:48:35 |
| R53.htm | 13226 | 2023-03-03 11:48:35 |
| R54.htm | 7480 | 2023-03-03 11:48:35 |
| R55.htm | 9779 | 2023-03-03 11:48:35 |
| R56.htm | 53783 | 2023-03-03 11:48:35 |
| R57.htm | 10276 | 2023-03-03 11:48:35 |
| R58.htm | 11437 | 2023-03-03 11:48:35 |
| R59.htm | 28476 | 2023-03-03 11:48:35 |
| R6.htm | 98703 | 2023-03-03 11:48:35 |
| R60.htm | 6787 | 2023-03-03 11:48:35 |
| R61.htm | 29598 | 2023-03-03 11:48:35 |
| R62.htm | 17345 | 2023-03-03 11:48:35 |
| R63.htm | 29994 | 2023-03-03 11:48:35 |
| R64.htm | 9111 | 2023-03-03 11:48:35 |
| R7.htm | 10838 | 2023-03-03 11:48:35 |
| R8.htm | 10816 | 2023-03-03 11:48:35 |
| R9.htm | 46235 | 2023-03-03 11:48:35 |
| report.css | 2767 | 2023-03-03 11:48:35 |
| Show.js | 1085 | 2023-03-03 11:48:35 |