Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-22-016839-index-headers.html | 2022-08-11 16:03:18 | |
| 0000950170-22-016839-index.html | 2022-08-11 16:03:18 | |
| 0000950170-22-016839.txt | 2022-08-11 16:03:18 | |
 0000950170-22-016839-xbrl.zip | 461978 | 2022-08-11 16:03:18 |
| FilingSummary.xml | 21609 | 2022-08-11 16:03:18 |
| Financial_Report.xlsx | 72232 | 2022-08-11 16:03:18 |
| gern-20220630.htm | 2890332 | 2022-08-11 16:03:18 |
| gern-20220630.xsd | 39178 | 2022-08-11 16:03:18 |
| gern-20220630_cal.xml | 48138 | 2022-08-11 16:03:18 |
| gern-20220630_def.xml | 141835 | 2022-08-11 16:03:18 |
| gern-20220630_htm.xml | 2147883 | 2022-08-11 16:03:18 |
| gern-20220630_lab.xml | 366848 | 2022-08-11 16:03:18 |
| gern-20220630_pre.xml | 247847 | 2022-08-11 16:03:18 |
| gern-ex10_3.htm | 235194 | 2022-08-11 16:03:18 |
| gern-ex10_4.htm | 2096582 | 2022-08-11 16:03:18 |
| gern-ex31_1.htm | 20208 | 2022-08-11 16:03:18 |
| gern-ex31_2.htm | 20222 | 2022-08-11 16:03:18 |
| gern-ex32_1.htm | 10551 | 2022-08-11 16:03:18 |
| gern-ex32_2.htm | 10575 | 2022-08-11 16:03:18 |
| MetaLinks.json | 523309 | 2022-08-11 16:03:18 |
| R1.htm | 53730 | 2022-08-11 16:03:18 |
| R10.htm | 35892 | 2022-08-11 16:03:18 |
| R11.htm | 52383 | 2022-08-11 16:03:18 |
| R12.htm | 25759 | 2022-08-11 16:03:18 |
| R13.htm | 19444 | 2022-08-11 16:03:18 |
| R14.htm | 163278 | 2022-08-11 16:03:18 |
| R15.htm | 79778 | 2022-08-11 16:03:18 |
| R16.htm | 648203 | 2022-08-11 16:03:18 |
| R17.htm | 35128 | 2022-08-11 16:03:18 |
| R18.htm | 26381 | 2022-08-11 16:03:18 |
| R19.htm | 10688 | 2022-08-11 16:03:18 |
| R2.htm | 90517 | 2022-08-11 16:03:18 |
| R20.htm | 7392 | 2022-08-11 16:03:18 |
| R21.htm | 4290 | 2022-08-11 16:03:18 |
| R22.htm | 10101 | 2022-08-11 16:03:18 |
| R23.htm | 29106 | 2022-08-11 16:03:18 |
| R24.htm | 57569 | 2022-08-11 16:03:18 |
| R25.htm | 46782 | 2022-08-11 16:03:18 |
| R26.htm | 28839 | 2022-08-11 16:03:18 |
| R27.htm | 14583 | 2022-08-11 16:03:18 |
| R28.htm | 61105 | 2022-08-11 16:03:18 |
| R29.htm | 21588 | 2022-08-11 16:03:18 |
| R3.htm | 57175 | 2022-08-11 16:03:18 |
| R30.htm | 18552 | 2022-08-11 16:03:18 |
| R31.htm | 6403 | 2022-08-11 16:03:18 |
| R32.htm | 6448 | 2022-08-11 16:03:18 |
| R33.htm | 10047 | 2022-08-11 16:03:18 |
| R4.htm | 23791 | 2022-08-11 16:03:18 |
| R5.htm | 78481 | 2022-08-11 16:03:18 |
| R6.htm | 6563 | 2022-08-11 16:03:18 |
| R7.htm | 77468 | 2022-08-11 16:03:18 |
| R8.htm | 130797 | 2022-08-11 16:03:18 |
| R9.htm | 655328 | 2022-08-11 16:03:18 |
| report.css | 2767 | 2022-08-11 16:03:18 |
| Show.js | 1085 | 2022-08-11 16:03:18 |