Parent Directory| Name | Size | Last Modified |
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| 0000912562-24-000043-index.html | 2024-07-31 07:39:47 | |
| 0000912562-24-000043.txt | 2024-07-31 07:39:47 | |
 0000912562-24-000043-xbrl.zip | 42194 | 2024-07-31 07:39:47 |
| exhibit991q22024earningsre.htm | 865623 | 2024-07-31 07:39:47 |
| FilingSummary.xml | 1669 | 2024-07-31 07:39:47 |
| Financial_Report.xlsx | 5741 | 2024-07-31 07:39:47 |
 gibraltar_wordmarkxbluexrgb.jpg | 147573 | 2024-07-31 07:39:47 |
| MetaLinks.json | 17915 | 2024-07-31 07:39:47 |
| R1.htm | 39671 | 2024-07-31 07:39:47 |
| report.css | 2767 | 2024-07-31 07:39:47 |
| rock-20240731.htm | 25519 | 2024-07-31 07:39:47 |
| rock-20240731.xsd | 2190 | 2024-07-31 07:39:47 |
| rock-20240731_htm.xml | 2831 | 2024-07-31 07:39:47 |
| rock-20240731_lab.xml | 23082 | 2024-07-31 07:39:47 |
| rock-20240731_pre.xml | 13216 | 2024-07-31 07:39:47 |
| Show.js | 1085 | 2024-07-31 07:39:47 |