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| 0001091818-22-000150-index.html | 2022-11-07 10:52:51 | |
| 0001091818-22-000150.txt | 2022-11-07 10:52:51 | |
 0001091818-22-000150-xbrl.zip | 63480 | 2022-11-07 10:52:51 |
| FilingSummary.xml | 10737 | 2022-11-07 10:52:51 |
| Financial_Report.xlsx | 27610 | 2022-11-07 10:52:51 |
| grhi-20220930.xsd | 13947 | 2022-11-07 10:52:51 |
| grhi-20220930_cal.xml | 20122 | 2022-11-07 10:52:51 |
| grhi-20220930_def.xml | 25612 | 2022-11-07 10:52:51 |
| grhi-20220930_lab.xml | 119813 | 2022-11-07 10:52:51 |
| grhi-20220930_pre.xml | 86687 | 2022-11-07 10:52:51 |
| grhi_10q.htm | 381443 | 2022-11-07 10:52:51 |
| grhi_10q_htm.xml | 119163 | 2022-11-07 10:52:51 |
| grhi_ex31-1.htm | 14920 | 2022-11-07 10:52:51 |
| grhi_ex31-2.htm | 19627 | 2022-11-07 10:52:51 |
| grhi_ex32-1.htm | 5455 | 2022-11-07 10:52:51 |
| grhi_ex32-2.htm | 5484 | 2022-11-07 10:52:51 |
| MetaLinks.json | 209001 | 2022-11-07 10:52:51 |
| R1.htm | 48243 | 2022-11-07 10:52:51 |
| R10.htm | 8114 | 2022-11-07 10:52:51 |
| R11.htm | 10659 | 2022-11-07 10:52:51 |
| R12.htm | 18091 | 2022-11-07 10:52:51 |
| R13.htm | 7007 | 2022-11-07 10:52:51 |
| R14.htm | 32258 | 2022-11-07 10:52:51 |
| R15.htm | 7342 | 2022-11-07 10:52:51 |
| R16.htm | 21763 | 2022-11-07 10:52:51 |
| R17.htm | 43973 | 2022-11-07 10:52:51 |
| R2.htm | 61281 | 2022-11-07 10:52:51 |
| R3.htm | 10672 | 2022-11-07 10:52:51 |
| R4.htm | 49278 | 2022-11-07 10:52:51 |
| R5.htm | 50400 | 2022-11-07 10:52:51 |
| R6.htm | 41255 | 2022-11-07 10:52:51 |
| R7.htm | 6776 | 2022-11-07 10:52:51 |
| R8.htm | 16516 | 2022-11-07 10:52:51 |
| R9.htm | 15754 | 2022-11-07 10:52:51 |
| report.css | 2767 | 2022-11-07 10:52:51 |
| Show.js | 1085 | 2022-11-07 10:52:51 |