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| 0001091818-23-000069.txt | 2023-05-09 14:53:37 | |
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| ex321.htm | 3359 | 2023-05-09 14:53:37 |
| ex322.htm | 3387 | 2023-05-09 14:53:37 |
| FilingSummary.xml | 10310 | 2023-05-09 14:53:37 |
| Financial_Report.xlsx | 26009 | 2023-05-09 14:53:37 |
| grhi-20230331.xsd | 14649 | 2023-05-09 14:53:37 |
| grhi-20230331_cal.xml | 20290 | 2023-05-09 14:53:37 |
| grhi-20230331_def.xml | 35097 | 2023-05-09 14:53:37 |
| grhi-20230331_lab.xml | 121230 | 2023-05-09 14:53:37 |
| grhi-20230331_pre.xml | 91453 | 2023-05-09 14:53:37 |
| grhi20230331.htm | 313800 | 2023-05-09 14:53:37 |
| grhi20230331_htm.xml | 97246 | 2023-05-09 14:53:37 |
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| R12.htm | 16722 | 2023-05-09 14:53:37 |
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| R2.htm | 65551 | 2023-05-09 14:53:37 |
| R3.htm | 12075 | 2023-05-09 14:53:37 |
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| R8.htm | 16484 | 2023-05-09 14:53:37 |
| R9.htm | 15073 | 2023-05-09 14:53:37 |
| report.css | 2767 | 2023-05-09 14:53:37 |
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