Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-23-029499-index-headers.html | 2023-06-23 07:05:14 | |
| 0000950170-23-029499-index.html | 2023-06-23 07:05:14 | |
| 0000950170-23-029499.txt | 2023-06-23 07:05:14 | |
 0000950170-23-029499-xbrl.zip | 12473 | 2023-06-23 07:05:14 |
| FilingSummary.xml | 1737 | 2023-06-23 07:05:14 |
| Financial_Report.xlsx | 5753 | 2023-06-23 07:05:14 |
| grph-20230623.htm | 59737 | 2023-06-23 07:05:14 |
| grph-20230623.xsd | 2466 | 2023-06-23 07:05:14 |
| grph-20230623_htm.xml | 4860 | 2023-06-23 07:05:14 |
| grph-20230623_lab.xml | 13904 | 2023-06-23 07:05:14 |
| grph-20230623_pre.xml | 10228 | 2023-06-23 07:05:14 |
| grph-ex99_1.htm | 14772 | 2023-06-23 07:05:14 |
 img1455458_0.jpg | 4727 | 2023-06-23 07:05:14 |
| MetaLinks.json | 18883 | 2023-06-23 07:05:14 |
| R1.htm | 41366 | 2023-06-23 07:05:14 |
| report.css | 2767 | 2023-06-23 07:05:14 |
| Show.js | 1085 | 2023-06-23 07:05:14 |