Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-22-021600-index-headers.html | 2022-11-03 09:05:29 | |
| 0000950170-22-021600-index.html | 2022-11-03 09:05:29 | |
| 0000950170-22-021600.txt | 2022-11-03 09:05:29 | |
 0000950170-22-021600-xbrl.zip | 13171 | 2022-11-03 09:05:29 |
| FilingSummary.xml | 1739 | 2022-11-03 09:05:29 |
| Financial_Report.xlsx | 5755 | 2022-11-03 09:05:29 |
| grph-20221103.htm | 54283 | 2022-11-03 09:05:29 |
| grph-20221103.xsd | 2466 | 2022-11-03 09:05:29 |
| grph-20221103_htm.xml | 4860 | 2022-11-03 09:05:29 |
| grph-20221103_lab.xml | 13904 | 2022-11-03 09:05:29 |
| grph-20221103_pre.xml | 10228 | 2022-11-03 09:05:29 |
| grph-ex99_1.htm | 28456 | 2022-11-03 09:05:29 |
| MetaLinks.json | 18231 | 2022-11-03 09:05:29 |
| R1.htm | 41369 | 2022-11-03 09:05:29 |
| report.css | 2767 | 2022-11-03 09:05:29 |
| Show.js | 1084 | 2022-11-03 09:05:29 |