Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-23-010953-index-headers.html | 2023-03-30 16:19:00 | |
| 0000950170-23-010953-index.html | 2023-03-30 16:19:00 | |
| 0000950170-23-010953.txt | 2023-03-30 16:19:00 | |
 0000950170-23-010953-xbrl.zip | 15423 | 2023-03-30 16:19:00 |
| FilingSummary.xml | 1786 | 2023-03-30 16:19:00 |
| Financial_Report.xlsx | 5942 | 2023-03-30 16:19:00 |
| grna-20230330.htm | 56854 | 2023-03-30 16:19:00 |
| grna-20230330.xsd | 3461 | 2023-03-30 16:19:00 |
| grna-20230330_def.xml | 13465 | 2023-03-30 16:19:00 |
| grna-20230330_htm.xml | 6478 | 2023-03-30 16:19:00 |
| grna-20230330_lab.xml | 17532 | 2023-03-30 16:19:00 |
| grna-20230330_pre.xml | 12757 | 2023-03-30 16:19:00 |
| grna-ex99_1.htm | 18986 | 2023-03-30 16:19:00 |
| MetaLinks.json | 22092 | 2023-03-30 16:19:00 |
| R1.htm | 44360 | 2023-03-30 16:19:00 |
| report.css | 2767 | 2023-03-30 16:19:00 |
| Show.js | 1085 | 2023-03-30 16:19:00 |