Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000912562-22-000047-index-headers.html | 2022-12-09 08:45:00 | |
| 0000912562-22-000047-index.html | 2022-12-09 08:45:00 | |
| 0000912562-22-000047.txt | 2022-12-09 08:45:00 | |
 0000912562-22-000047-xbrl.zip | 38373 | 2022-12-09 08:45:00 |
| exhibit31secondamendedandr.htm | 156144 | 2022-12-09 08:45:00 |
| FilingSummary.xml | 1702 | 2022-12-09 08:45:00 |
| Financial_Report.xlsx | 5771 | 2022-12-09 08:45:00 |
| MetaLinks.json | 18025 | 2022-12-09 08:45:00 |
| R1.htm | 41192 | 2022-12-09 08:45:00 |
| report.css | 2767 | 2022-12-09 08:45:00 |
| rock-20221209.htm | 52341 | 2022-12-09 08:45:00 |
| rock-20221209.xsd | 2188 | 2022-12-09 08:45:00 |
| rock-20221209_htm.xml | 11508 | 2022-12-09 08:45:00 |
| rock-20221209_lab.xml | 26482 | 2022-12-09 08:45:00 |
| rock-20221209_pre.xml | 13755 | 2022-12-09 08:45:00 |
| Show.js | 1084 | 2022-12-09 08:45:00 |