Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-23-027586-index-headers.html | 2023-06-13 07:29:19 | |
| 0000950170-23-027586-index.html | 2023-06-13 07:29:19 | |
| 0000950170-23-027586.txt | 2023-06-13 07:29:19 | |
 0000950170-23-027586-xbrl.zip | 149138 | 2023-06-13 07:29:19 |
| FilingSummary.xml | 1829 | 2023-06-13 07:29:19 |
| Financial_Report.xlsx | 5658 | 2023-06-13 07:29:19 |
| gls-20230612.htm | 110021 | 2023-06-13 07:29:19 |
| gls-20230612.xsd | 2465 | 2023-06-13 07:29:19 |
| gls-20230612_htm.xml | 4356 | 2023-06-13 07:29:19 |
| gls-20230612_lab.xml | 12409 | 2023-06-13 07:29:19 |
| gls-20230612_pre.xml | 10193 | 2023-06-13 07:29:19 |
| gls-ex10_1.htm | 144401 | 2023-06-13 07:29:19 |
| gls-ex10_2.htm | 67950 | 2023-06-13 07:29:19 |
| gls-ex10_3.htm | 89806 | 2023-06-13 07:29:19 |
| gls-ex2_1.htm | 1202763 | 2023-06-13 07:29:19 |
| MetaLinks.json | 17055 | 2023-06-13 07:29:19 |
| R1.htm | 36643 | 2023-06-13 07:29:19 |
| report.css | 2767 | 2023-06-13 07:29:19 |
| Show.js | 1085 | 2023-06-13 07:29:19 |