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| 0001373670-22-000042.txt | 2022-08-03 16:29:54 | |
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| a5ex311certificationofchie.htm | 10788 | 2022-08-03 16:29:54 |
| a6ex312certificationofchie.htm | 10757 | 2022-08-03 16:29:54 |
| a7ex321certificationofchie.htm | 4997 | 2022-08-03 16:29:54 |
| a8ex322certificationofchie.htm | 4992 | 2022-08-03 16:29:54 |
| FilingSummary.xml | 32647 | 2022-08-03 16:29:54 |
| Financial_Report.xlsx | 90988 | 2022-08-03 16:29:54 |
| grbk-20220630.htm | 1755698 | 2022-08-03 16:29:54 |
| grbk-20220630.xsd | 33533 | 2022-08-03 16:29:54 |
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| grbk-20220630_htm.xml | 1419370 | 2022-08-03 16:29:54 |
| grbk-20220630_lab.xml | 534063 | 2022-08-03 16:29:54 |
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| report.css | 2767 | 2022-08-03 16:29:54 |
| Show.js | 1085 | 2022-08-03 16:29:54 |