Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-21-361338-index-headers.html | 2021-12-17 17:15:22 | |
| 0001193125-21-361338-index.html | 2021-12-17 17:15:22 | |
| 0001193125-21-361338.txt | 2021-12-17 17:15:22 | |
 0001193125-21-361338-xbrl.zip | 155653 | 2021-12-17 17:15:22 |
| d186986d10k.htm | 1029322 | 2021-12-17 17:15:22 |
| d186986d10k_htm.xml | 1066881 | 2021-12-17 17:15:22 |
| d186986dex211.htm | 5005 | 2021-12-17 17:15:22 |
| d186986dex231.htm | 1919 | 2021-12-17 17:15:22 |
| d186986dex311.htm | 10930 | 2021-12-17 17:15:22 |
| d186986dex312.htm | 10949 | 2021-12-17 17:15:22 |
| d186986dex321.htm | 4683 | 2021-12-17 17:15:22 |
| d186986dex42.htm | 32642 | 2021-12-17 17:15:22 |
| FilingSummary.xml | 32557 | 2021-12-17 17:15:22 |
| Financial_Report.xlsx | 70919 | 2021-12-17 17:15:22 |
| genc-20210930.xsd | 37905 | 2021-12-17 17:15:22 |
| genc-20210930_cal.xml | 52847 | 2021-12-17 17:15:22 |
| genc-20210930_def.xml | 182716 | 2021-12-17 17:15:22 |
| genc-20210930_lab.xml | 342424 | 2021-12-17 17:15:22 |
| genc-20210930_pre.xml | 285250 | 2021-12-17 17:15:22 |
| MetaLinks.json | 554636 | 2021-12-17 17:15:22 |
| R1.htm | 65139 | 2021-12-17 17:15:22 |
| R10.htm | 22153 | 2021-12-17 17:15:22 |
| R11.htm | 21597 | 2021-12-17 17:15:22 |
| R12.htm | 85993 | 2021-12-17 17:15:22 |
| R13.htm | 8911 | 2021-12-17 17:15:22 |
| R14.htm | 6458 | 2021-12-17 17:15:22 |
| R15.htm | 22553 | 2021-12-17 17:15:22 |
| R16.htm | 8800 | 2021-12-17 17:15:22 |
| R17.htm | 21004 | 2021-12-17 17:15:22 |
| R18.htm | 196528 | 2021-12-17 17:15:22 |
| R19.htm | 131381 | 2021-12-17 17:15:22 |
| R2.htm | 98233 | 2021-12-17 17:15:22 |
| R20.htm | 18853 | 2021-12-17 17:15:22 |
| R21.htm | 18850 | 2021-12-17 17:15:22 |
| R22.htm | 20996 | 2021-12-17 17:15:22 |
| R23.htm | 20917 | 2021-12-17 17:15:22 |
| R24.htm | 82053 | 2021-12-17 17:15:22 |
| R25.htm | 22682 | 2021-12-17 17:15:22 |
| R26.htm | 15919 | 2021-12-17 17:15:22 |
| R27.htm | 42181 | 2021-12-17 17:15:22 |
| R28.htm | 27232 | 2021-12-17 17:15:22 |
| R29.htm | 8455 | 2021-12-17 17:15:22 |
| R3.htm | 24396 | 2021-12-17 17:15:22 |
| R30.htm | 10637 | 2021-12-17 17:15:22 |
| R31.htm | 19127 | 2021-12-17 17:15:22 |
| R32.htm | 9629 | 2021-12-17 17:15:22 |
| R33.htm | 13049 | 2021-12-17 17:15:22 |
| R34.htm | 83569 | 2021-12-17 17:15:22 |
| R35.htm | 13670 | 2021-12-17 17:15:22 |
| R36.htm | 4807 | 2021-12-17 17:15:22 |
| R37.htm | 11067 | 2021-12-17 17:15:22 |
| R38.htm | 17467 | 2021-12-17 17:15:22 |
| R39.htm | 4185 | 2021-12-17 17:15:22 |
| R4.htm | 72673 | 2021-12-17 17:15:22 |
| R40.htm | 20336 | 2021-12-17 17:15:22 |
| R41.htm | 24712 | 2021-12-17 17:15:22 |
| R42.htm | 17132 | 2021-12-17 17:15:22 |
| R43.htm | 32436 | 2021-12-17 17:15:22 |
| R44.htm | 21775 | 2021-12-17 17:15:22 |
| R45.htm | 4246 | 2021-12-17 17:15:22 |
| R46.htm | 10275 | 2021-12-17 17:15:22 |
| R47.htm | 19444 | 2021-12-17 17:15:22 |
| R48.htm | 15963 | 2021-12-17 17:15:22 |
| R49.htm | 20107 | 2021-12-17 17:15:22 |
| R5.htm | 32035 | 2021-12-17 17:15:22 |
| R50.htm | 28618 | 2021-12-17 17:15:22 |
| R51.htm | 17148 | 2021-12-17 17:15:22 |
| R6.htm | 77928 | 2021-12-17 17:15:22 |
| R7.htm | 160743 | 2021-12-17 17:15:22 |
| R8.htm | 18799 | 2021-12-17 17:15:22 |
| R9.htm | 19024 | 2021-12-17 17:15:22 |
| report.css | 2767 | 2021-12-17 17:15:22 |
| Show.js | 1085 | 2021-12-17 17:15:22 |