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| 0001373670-24-000061.txt | 2024-07-31 16:29:20 | |
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| ex311certificationofchiefe.htm | 10702 | 2024-07-31 16:29:20 |
| ex312certificationofchieff.htm | 10654 | 2024-07-31 16:29:20 |
| ex321certificationofchiefe.htm | 4911 | 2024-07-31 16:29:20 |
| ex322certificationofchieff.htm | 4889 | 2024-07-31 16:29:20 |
| FilingSummary.xml | 33768 | 2024-07-31 16:29:20 |
| Financial_Report.xlsx | 94998 | 2024-07-31 16:29:20 |
| grbk-20240630.htm | 1441727 | 2024-07-31 16:29:20 |
| grbk-20240630.xsd | 35503 | 2024-07-31 16:29:20 |
| grbk-20240630_cal.xml | 53271 | 2024-07-31 16:29:20 |
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| grbk-20240630_htm.xml | 1049692 | 2024-07-31 16:29:20 |
| grbk-20240630_lab.xml | 487644 | 2024-07-31 16:29:20 |
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| R1.htm | 56157 | 2024-07-31 16:29:20 |
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| report.css | 2767 | 2024-07-31 16:29:20 |
| Show.js | 1085 | 2024-07-31 16:29:20 |