Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-21-043954-index-headers.html | 2021-08-12 16:06:00 | |
| 0001564590-21-043954-index.html | 2021-08-12 16:06:00 | |
| 0001564590-21-043954.txt | 2021-08-12 16:06:00 | |
 0001564590-21-043954-xbrl.zip | 19042 | 2021-08-12 16:06:00 |
| FilingSummary.xml | 1742 | 2021-08-12 16:06:00 |
| Financial_Report.xlsx | 5713 | 2021-08-12 16:06:00 |
| grph-20210812.xsd | 5772 | 2021-08-12 16:06:00 |
| grph-20210812_lab.xml | 20210 | 2021-08-12 16:06:00 |
| grph-20210812_pre.xml | 12081 | 2021-08-12 16:06:00 |
| grph-8k_20210812.htm | 37618 | 2021-08-12 16:06:00 |
| grph-8k_20210812_htm.xml | 3664 | 2021-08-12 16:06:00 |
| grph-ex991_6.htm | 312782 | 2021-08-12 16:06:00 |
| MetaLinks.json | 20582 | 2021-08-12 16:06:00 |
| R1.htm | 41911 | 2021-08-12 16:06:00 |
| report.css | 2767 | 2021-08-12 16:06:00 |
| Show.js | 1084 | 2021-08-12 16:06:00 |