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| 0001091818-25-000017-index.html | 2025-03-25 12:35:50 | |
| 0001091818-25-000017.txt | 2025-03-25 12:35:50 | |
 0001091818-25-000017-xbrl.zip | 90855 | 2025-03-25 12:35:50 |
| ex10_5.htm | 18839 | 2025-03-25 12:35:50 |
| ex31_1.htm | 4851 | 2025-03-25 12:35:50 |
| ex31_2.htm | 4819 | 2025-03-25 12:35:50 |
| ex32_1.htm | 1866 | 2025-03-25 12:35:50 |
| ex32_2.htm | 1902 | 2025-03-25 12:35:50 |
| FilingSummary.xml | 13873 | 2025-03-25 12:35:50 |
| Financial_Report.xlsx | 32050 | 2025-03-25 12:35:50 |
| grhi-20241231.xsd | 19628 | 2025-03-25 12:35:50 |
| grhi-20241231_cal.xml | 23439 | 2025-03-25 12:35:50 |
| grhi-20241231_def.xml | 44348 | 2025-03-25 12:35:50 |
| grhi-20241231_lab.xml | 200463 | 2025-03-25 12:35:50 |
| grhi-20241231_pre.xml | 150823 | 2025-03-25 12:35:50 |
| grhi12312410k.htm | 370239 | 2025-03-25 12:35:50 |
| grhi12312410k_htm.xml | 101066 | 2025-03-25 12:35:50 |
| MetaLinks.json | 393220 | 2025-03-25 12:35:50 |
| R1.htm | 64945 | 2025-03-25 12:35:50 |
| R10.htm | 12807 | 2025-03-25 12:35:50 |
| R11.htm | 12834 | 2025-03-25 12:35:50 |
| R12.htm | 6830 | 2025-03-25 12:35:50 |
| R13.htm | 14069 | 2025-03-25 12:35:50 |
| R14.htm | 15677 | 2025-03-25 12:35:50 |
| R15.htm | 6180 | 2025-03-25 12:35:50 |
| R16.htm | 5070 | 2025-03-25 12:35:50 |
| R17.htm | 5289 | 2025-03-25 12:35:50 |
| R18.htm | 34944 | 2025-03-25 12:35:50 |
| R19.htm | 6381 | 2025-03-25 12:35:50 |
| R2.htm | 67490 | 2025-03-25 12:35:50 |
| R20.htm | 26634 | 2025-03-25 12:35:50 |
| R21.htm | 45059 | 2025-03-25 12:35:50 |
| R22.htm | 8306 | 2025-03-25 12:35:50 |
| R23.htm | 11763 | 2025-03-25 12:35:50 |
| R3.htm | 12046 | 2025-03-25 12:35:50 |
| R4.htm | 67442 | 2025-03-25 12:35:50 |
| R5.htm | 50897 | 2025-03-25 12:35:50 |
| R6.htm | 44827 | 2025-03-25 12:35:50 |
| R7.htm | 14488 | 2025-03-25 12:35:50 |
| R8.htm | 8452 | 2025-03-25 12:35:50 |
| R9.htm | 7815 | 2025-03-25 12:35:50 |
| report.css | 2767 | 2025-03-25 12:35:50 |
| Show.js | 1085 | 2025-03-25 12:35:50 |