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| 0001091818-25-000144-index.html | 2025-11-04 11:22:58 | |
| 0001091818-25-000144.txt | 2025-11-04 11:22:58 | |
 0001091818-25-000144-xbrl.zip | 67187 | 2025-11-04 11:22:58 |
| ex311.htm | 7888 | 2025-11-04 11:22:58 |
| ex312.htm | 7891 | 2025-11-04 11:22:58 |
| ex321.htm | 2240 | 2025-11-04 11:22:58 |
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| grhi-20250930_pre.xml | 95929 | 2025-11-04 11:22:58 |
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| R1.htm | 48223 | 2025-11-04 11:22:58 |
| R10.htm | 13493 | 2025-11-04 11:22:58 |
| R11.htm | 6838 | 2025-11-04 11:22:58 |
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| R17.htm | 36771 | 2025-11-04 11:22:58 |
| R18.htm | 6383 | 2025-11-04 11:22:58 |
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| R20.htm | 40388 | 2025-11-04 11:22:58 |
| R21.htm | 6431 | 2025-11-04 11:22:58 |
| R22.htm | 15477 | 2025-11-04 11:22:58 |
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| R4.htm | 79351 | 2025-11-04 11:22:58 |
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| R6.htm | 43965 | 2025-11-04 11:22:58 |
| R7.htm | 8479 | 2025-11-04 11:22:58 |
| R8.htm | 8435 | 2025-11-04 11:22:58 |
| R9.htm | 14751 | 2025-11-04 11:22:58 |
| report.css | 2767 | 2025-11-04 11:22:58 |
| Show.js | 1085 | 2025-11-04 11:22:58 |