Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000912562-25-000028-index-headers.html | 2025-06-30 09:10:55 | |
| 0000912562-25-000028-index.html | 2025-06-30 09:10:55 | |
| 0000912562-25-000028.txt | 2025-06-30 09:10:55 | |
 0000912562-25-000028-xbrl.zip | 12858 | 2025-06-30 09:10:55 |
| exhibit991pressrelease-str.htm | 10905 | 2025-06-30 09:10:55 |
| FilingSummary.xml | 1669 | 2025-06-30 09:10:55 |
 gibraltar_wordmarkxbluexrgb.jpg | 147573 | 2025-06-30 09:10:55 |
| MetaLinks.json | 17915 | 2025-06-30 09:10:55 |
| R1.htm | 39656 | 2025-06-30 09:10:55 |
| report.css | 2767 | 2025-06-30 09:10:55 |
| rock-20250630.htm | 24921 | 2025-06-30 09:10:55 |
| rock-20250630.xsd | 2071 | 2025-06-30 09:10:55 |
| rock-20250630_htm.xml | 2831 | 2025-06-30 09:10:55 |
| rock-20250630_lab.xml | 23082 | 2025-06-30 09:10:55 |
| rock-20250630_pre.xml | 13216 | 2025-06-30 09:10:55 |
| Show.js | 1084 | 2025-06-30 09:10:55 |