Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-22-026333-index-headers.html | 2022-12-12 06:10:17 | |
| 0000950170-22-026333-index.html | 2022-12-12 06:10:17 | |
| 0000950170-22-026333.txt | 2022-12-12 06:10:17 | |
 0000950170-22-026333-xbrl.zip | 12831 | 2022-12-12 06:10:17 |
| FilingSummary.xml | 1739 | 2022-12-12 06:10:17 |
| Financial_Report.xlsx | 5749 | 2022-12-12 06:10:17 |
| grph-20221211.htm | 53208 | 2022-12-12 06:10:17 |
| grph-20221211.xsd | 2466 | 2022-12-12 06:10:17 |
| grph-20221211_htm.xml | 4860 | 2022-12-12 06:10:17 |
| grph-20221211_lab.xml | 13904 | 2022-12-12 06:10:17 |
| grph-20221211_pre.xml | 10228 | 2022-12-12 06:10:17 |
| grph-ex99_1.htm | 25935 | 2022-12-12 06:10:17 |
| MetaLinks.json | 18231 | 2022-12-12 06:10:17 |
| R1.htm | 41368 | 2022-12-12 06:10:17 |
| report.css | 2767 | 2022-12-12 06:10:17 |
| Show.js | 1084 | 2022-12-12 06:10:17 |