Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-22-013498-index-headers.html | 2022-07-29 16:01:14 | |
| 0000950170-22-013498-index.html | 2022-07-29 16:01:14 | |
| 0000950170-22-013498.txt | 2022-07-29 16:01:14 | |
 0000950170-22-013498-xbrl.zip | 31764 | 2022-07-29 16:01:14 |
| FilingSummary.xml | 1799 | 2022-07-29 16:01:14 |
| Financial_Report.xlsx | 5928 | 2022-07-29 16:01:14 |
| gls-20220725.htm | 73095 | 2022-07-29 16:01:14 |
| gls-20220725.xsd | 3090 | 2022-07-29 16:01:14 |
| gls-20220725_def.xml | 13673 | 2022-07-29 16:01:14 |
| gls-20220725_htm.xml | 6596 | 2022-07-29 16:01:14 |
| gls-20220725_lab.xml | 17341 | 2022-07-29 16:01:14 |
| gls-20220725_pre.xml | 12973 | 2022-07-29 16:01:14 |
| gls-ex10_1.htm | 81563 | 2022-07-29 16:01:14 |
| gls-ex10_2.htm | 89102 | 2022-07-29 16:01:14 |
| MetaLinks.json | 21279 | 2022-07-29 16:01:14 |
| R1.htm | 46134 | 2022-07-29 16:01:14 |
| report.css | 2767 | 2022-07-29 16:01:14 |
| Show.js | 1085 | 2022-07-29 16:01:14 |